From 979ab47e38e790eaf8bbe21ba5fcea28cb335ae5 Mon Sep 17 00:00:00 2001
From: Ced Naru <cednaru.dev@gmail.com>
Date: Sat, 3 May 2025 03:13:55 +0200
Subject: [PATCH] Make required virtual methods abstract

---
 .../godot/codegen/generation/rule/ApiRule.kt  |  16 +-
 .../codegen/generation/rule/ClassRule.kt      |  56 +-
 .../codegen/generation/rule/MethodRule.kt     |  36 +-
 .../generation/rule/RegistrationRule.kt       |  52 +-
 .../codegen/models/enriched/EnrichedClass.kt  |   2 +
 .../codegen/models/enriched/EnrichedMethod.kt |  49 +-
 .../main/kotlin/godot/RegisterEngineTypes.kt  |  54 +-
 .../src/main/kotlin/godot/api/AStar2D.kt      |   4 +-
 .../src/main/kotlin/godot/api/AStar3D.kt      |   4 +-
 .../src/main/kotlin/godot/api/AStarGrid2D.kt  |   4 +-
 .../main/kotlin/godot/api/AnimatedTexture.kt  |  15 +
 .../main/kotlin/godot/api/AnimationMixer.kt   |   2 +-
 .../main/kotlin/godot/api/AnimationNode.kt    |  16 +-
 .../godot/api/AnimationNodeExtension.kt       |   9 +-
 .../src/main/kotlin/godot/api/ArrayMesh.kt    |  99 +++
 .../src/main/kotlin/godot/api/AtlasTexture.kt |  15 +
 .../src/main/kotlin/godot/api/AudioEffect.kt  |   7 +-
 .../kotlin/godot/api/AudioEffectAmplify.kt    |   8 +
 .../kotlin/godot/api/AudioEffectCapture.kt    |   8 +
 .../kotlin/godot/api/AudioEffectChorus.kt     |   8 +
 .../kotlin/godot/api/AudioEffectCompressor.kt |   8 +
 .../main/kotlin/godot/api/AudioEffectDelay.kt |   8 +
 .../kotlin/godot/api/AudioEffectDistortion.kt |   8 +
 .../main/kotlin/godot/api/AudioEffectEQ.kt    |   8 +
 .../kotlin/godot/api/AudioEffectFilter.kt     |   8 +
 .../godot/api/AudioEffectHardLimiter.kt       |   8 +
 .../kotlin/godot/api/AudioEffectInstance.kt   |   4 +-
 .../kotlin/godot/api/AudioEffectLimiter.kt    |   8 +
 .../kotlin/godot/api/AudioEffectPanner.kt     |   8 +
 .../kotlin/godot/api/AudioEffectPhaser.kt     |   8 +
 .../kotlin/godot/api/AudioEffectPitchShift.kt |   8 +
 .../kotlin/godot/api/AudioEffectRecord.kt     |   8 +
 .../kotlin/godot/api/AudioEffectReverb.kt     |   8 +
 .../godot/api/AudioEffectSpectrumAnalyzer.kt  |   8 +
 .../godot/api/AudioEffectStereoEnhance.kt     |   8 +
 .../src/main/kotlin/godot/api/AudioStream.kt  |  18 +-
 .../godot/api/AudioStreamGeneratorPlayback.kt |   9 +
 .../kotlin/godot/api/AudioStreamPlayback.kt   |  20 +-
 .../godot/api/AudioStreamPlaybackOggVorbis.kt |   9 +
 .../godot/api/AudioStreamPlaybackResampled.kt |   7 +-
 .../src/main/kotlin/godot/api/BaseButton.kt   |   4 +-
 .../main/kotlin/godot/api/BaseMaterial3D.kt   |  16 +
 .../src/main/kotlin/godot/api/CameraFeed.kt   |   4 +-
 .../main/kotlin/godot/api/CameraTexture.kt    |  15 +
 .../src/main/kotlin/godot/api/CanvasItem.kt   |   2 +-
 .../kotlin/godot/api/CanvasItemMaterial.kt    |  16 +
 .../main/kotlin/godot/api/CanvasTexture.kt    |  15 +
 .../src/main/kotlin/godot/api/CodeEdit.kt     |   6 +-
 .../kotlin/godot/api/CollisionObject2D.kt     |  10 +-
 .../kotlin/godot/api/CollisionObject3D.kt     |   6 +-
 .../main/kotlin/godot/api/CompositorEffect.kt |   2 +-
 .../kotlin/godot/api/CompressedTexture2D.kt   |  15 +
 .../kotlin/godot/api/CompressedTexture3D.kt   |  45 ++
 .../godot/api/CompressedTextureLayered.kt     |  51 ++
 .../src/main/kotlin/godot/api/Container.kt    |   4 +-
 .../src/main/kotlin/godot/api/Control.kt      |  18 +-
 .../src/main/kotlin/godot/api/CurveTexture.kt |  15 +
 .../main/kotlin/godot/api/CurveXYZTexture.kt  |  15 +
 .../main/kotlin/godot/api/EngineProfiler.kt   |   6 +-
 .../main/kotlin/godot/api/ExternalTexture.kt  |  15 +
 .../src/main/kotlin/godot/api/FogMaterial.kt  |  16 +
 .../kotlin/godot/api/GLTFDocumentExtension.kt |  46 +-
 .../kotlin/godot/api/GradientTexture1D.kt     |  15 +
 .../kotlin/godot/api/GradientTexture2D.kt     |  15 +
 .../src/main/kotlin/godot/api/GraphEdit.kt    |   8 +-
 .../src/main/kotlin/godot/api/GraphNode.kt    |   2 +-
 .../godot/api/ImageFormatLoaderExtension.kt   |   4 +-
 .../src/main/kotlin/godot/api/ImageTexture.kt |  15 +
 .../main/kotlin/godot/api/ImageTexture3D.kt   |  43 ++
 .../kotlin/godot/api/ImageTextureLayered.kt   |  51 ++
 .../main/kotlin/godot/api/ImmediateMesh.kt    | 105 +++
 .../src/main/kotlin/godot/api/MainLoop.kt     |   8 +-
 .../src/main/kotlin/godot/api/Material.kt     |  14 +-
 .../src/main/kotlin/godot/api/Mesh.kt         |  59 +-
 .../src/main/kotlin/godot/api/MeshTexture.kt  |  15 +
 .../src/main/kotlin/godot/api/MovieWriter.kt  |  25 +-
 .../godot/api/MultiplayerAPIExtension.kt      |  18 +-
 .../godot/api/MultiplayerPeerExtension.kt     |  76 +-
 .../src/main/kotlin/godot/api/Node.kt         |  20 +-
 .../main/kotlin/godot/api/NoiseTexture2D.kt   |  15 +
 .../main/kotlin/godot/api/NoiseTexture3D.kt   |  44 ++
 .../godot/api/OpenXRActionBindingModifier.kt  |  17 +
 .../kotlin/godot/api/OpenXRBindingModifier.kt |  11 +-
 .../api/OpenXRExtensionWrapperExtension.kt    |  52 +-
 .../godot/api/OpenXRIPBindingModifier.kt      |  17 +
 .../kotlin/godot/api/PacketPeerExtension.kt   |  11 +-
 .../kotlin/godot/api/PanoramaSkyMaterial.kt   |  16 +
 .../godot/api/ParticleProcessMaterial.kt      |  16 +
 .../main/kotlin/godot/api/PhysicalBone3D.kt   |   2 +-
 .../kotlin/godot/api/PhysicalSkyMaterial.kt   |  16 +
 .../api/PhysicsDirectBodyState2DExtension.kt  | 179 ++---
 .../api/PhysicsDirectBodyState3DExtension.kt  | 187 ++---
 .../api/PhysicsDirectSpaceState2DExtension.kt |   2 +-
 .../api/PhysicsDirectSpaceState3DExtension.kt |   7 +-
 .../PhysicsServer3DRenderingServerHandler.kt  |  15 +-
 .../kotlin/godot/api/PlaceholderMaterial.kt   |  16 +
 .../main/kotlin/godot/api/PlaceholderMesh.kt  | 104 +++
 .../kotlin/godot/api/PlaceholderTexture2D.kt  |  15 +
 .../kotlin/godot/api/PlaceholderTexture3D.kt  |  45 ++
 .../godot/api/PlaceholderTextureLayered.kt    |  52 ++
 .../godot/api/PortableCompressedTexture2D.kt  |  15 +
 .../main/kotlin/godot/api/PrimitiveMesh.kt    | 103 ++-
 .../kotlin/godot/api/ProceduralSkyMaterial.kt |  16 +
 .../src/main/kotlin/godot/api/Range.kt        |   2 +-
 .../kotlin/godot/api/RenderDataExtension.kt   |   8 +-
 .../godot/api/RenderSceneBuffersExtension.kt  |  10 +-
 .../godot/api/RenderSceneDataExtension.kt     |  12 +-
 .../src/main/kotlin/godot/api/Resource.kt     |   8 +-
 .../kotlin/godot/api/ResourceFormatLoader.kt  |  22 +-
 .../kotlin/godot/api/ResourceFormatSaver.kt   |  10 +-
 .../main/kotlin/godot/api/RichTextEffect.kt   |   2 +-
 .../src/main/kotlin/godot/api/RigidBody2D.kt  |   2 +-
 .../src/main/kotlin/godot/api/RigidBody3D.kt  |   2 +-
 .../main/kotlin/godot/api/ScriptExtension.kt  | 132 +---
 .../godot/api/ScriptLanguageExtension.kt      | 247 ++----
 .../main/kotlin/godot/api/ShaderMaterial.kt   |  16 +
 .../godot/api/SkeletonModification2D.kt       |   6 +-
 .../kotlin/godot/api/SkeletonModifier3D.kt    |   2 +-
 .../kotlin/godot/api/StreamPeerExtension.kt   |   7 +-
 .../src/main/kotlin/godot/api/StyleBox.kt     |  12 +-
 .../main/kotlin/godot/api/StyleBoxEmpty.kt    |  10 +
 .../src/main/kotlin/godot/api/StyleBoxFlat.kt |  10 +
 .../src/main/kotlin/godot/api/StyleBoxLine.kt |  10 +
 .../main/kotlin/godot/api/StyleBoxTexture.kt  |   9 +
 .../kotlin/godot/api/SubViewportContainer.kt  |   2 +-
 .../kotlin/godot/api/SyntaxHighlighter.kt     |   6 +-
 .../src/main/kotlin/godot/api/TextEdit.kt     |  12 +-
 .../kotlin/godot/api/TextServerAdvanced.kt    | 708 ++++++++++++++++++
 .../main/kotlin/godot/api/TextServerDummy.kt  | 708 ++++++++++++++++++
 .../kotlin/godot/api/TextServerExtension.kt   | 654 ++++++----------
 .../src/main/kotlin/godot/api/Texture2D.kt    |  20 +-
 .../src/main/kotlin/godot/api/Texture2DRD.kt  |  15 +
 .../src/main/kotlin/godot/api/Texture3D.kt    |  27 +-
 .../src/main/kotlin/godot/api/Texture3DRD.kt  |  45 ++
 .../main/kotlin/godot/api/TextureLayered.kt   |  31 +-
 .../main/kotlin/godot/api/TextureLayeredRD.kt |  52 ++
 .../src/main/kotlin/godot/api/TileMap.kt      |   4 +-
 .../src/main/kotlin/godot/api/TileMapLayer.kt |   6 +-
 .../src/main/kotlin/godot/api/Translation.kt  |   4 +-
 .../src/main/kotlin/godot/api/VideoStream.kt  |   2 +-
 .../kotlin/godot/api/VideoStreamPlayback.kt   |  30 +-
 .../main/kotlin/godot/api/ViewportTexture.kt  |  15 +
 .../main/kotlin/godot/api/VisualInstance3D.kt |   2 +-
 .../godot/api/VisualShaderNodeCustom.kt       |  42 +-
 .../godot/api/WebRTCDataChannelExtension.kt   |  67 +-
 .../api/WebRTCPeerConnectionExtension.kt      |  51 +-
 .../src/main/kotlin/godot/api/Window.kt       |   2 +-
 .../kotlin/godot/api/XRInterfaceExtension.kt  |  62 +-
 .../src/main/kotlin/godot/core/KtObject.kt    |   4 +-
 .../godot/internal/reflection/TypeManager.kt  |   8 +-
 150 files changed, 3910 insertions(+), 1659 deletions(-)

diff --git a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ApiRule.kt b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ApiRule.kt
index e4ea7854f..4f2efb148 100644
--- a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ApiRule.kt
+++ b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ApiRule.kt
@@ -27,7 +27,9 @@ import godot.tools.common.constants.TO_GODOT_NAME_UTIL_FUNCTION
 
 class EnrichedCoreRule : GodotApiRule<ApiTask>() {
     override fun apply(task: ApiTask, context: GenerationContext) {
-        val coreTypes = context.api.builtinClasses.associate { it.name to (it.enums?.toEnriched(GenerationType(it.name)) ?: listOf()) }
+        val coreTypes = context.api.builtinClasses.associate {
+            it.name to (it.enums?.toEnriched(GenerationType(it.name)) ?: listOf())
+        }
         val globalEnumList = context.api.globalEnums.toEnriched()
         val globalEnumMap = globalEnumList.associateBy { it.identifier }
         val nativeStructureMap = mutableMapOf<String, EnrichedNativeStructure>()
@@ -53,8 +55,8 @@ class EnrichedCoreRule : GodotApiRule<ApiTask>() {
 class EnrichedClassRule : GodotApiRule<ApiTask>() {
     override fun apply(task: ApiTask, context: GenerationContext) {
         val classes = context.api.classes
-        val classList = classes.toEnriched().filter { it.apiType == ApiType.CORE }
-        val classMap = classList.associateBy { it.identifier }
+        var classList = classes.toEnriched().filter { it.apiType == ApiType.CORE }
+        var classMap = classList.associateBy { it.identifier }
 
         classes.forEach {
             val enrichedChild = classMap[it.name]
@@ -69,6 +71,14 @@ class EnrichedClassRule : GodotApiRule<ApiTask>() {
             classMap[it.type]?.makeSingleton()
         }
 
+
+        classList = classList
+            .filter { clazz ->// Remove class extending singletons
+                val parent = clazz.parent
+                parent == null || !parent.isSingleton
+            }
+        classMap = classList.associateBy { it.identifier }
+
         context.classMap += classMap
         context.classList += classList
 
diff --git a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ClassRule.kt b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ClassRule.kt
index 19912f6bc..9522b3817 100644
--- a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ClassRule.kt
+++ b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/ClassRule.kt
@@ -11,6 +11,7 @@ import godot.codegen.generation.task.EnrichedEnumTask
 import godot.codegen.generation.task.EnrichedMethodTask
 import godot.codegen.generation.task.EnrichedPropertyTask
 import godot.codegen.generation.task.SignalTask
+import godot.codegen.models.enriched.EnrichedMethod
 import godot.codegen.models.traits.addKdoc
 import godot.tools.common.constants.GODOT_BASE_TYPE
 import godot.tools.common.constants.KT_OBJECT
@@ -31,19 +32,7 @@ class MemberRule : GodotApiRule<EnrichedClassTask>() {
         }
 
         for (method in clazz.methods) {
-            if (context.isNativeStructure(method.type.identifier)) {
-                continue
-            }
-            var shouldGenerate = true
-            for (argument in method.arguments) {
-                if (context.isNativeStructure(argument.type.identifier)) {
-                    shouldGenerate = false
-                    break
-                }
-            }
-            if (!shouldGenerate) {
-                continue
-            }
+            if(!canGenerateMethod(context, method)) continue
 
             if (method.isStatic) {
                 task.enrichedStaticMethods.add(EnrichedMethodTask(method, clazz))
@@ -69,15 +58,42 @@ class MemberRule : GodotApiRule<EnrichedClassTask>() {
         if (task.clazz.isSingleton) {
             generateSingletonConstructor(context)
         } else {
-            addModifiers(KModifier.OPEN)
-            generateClassConstructor(task.clazz.isInstantiable, context)
+            if (clazz.isAbstract) {
+                addModifiers(KModifier.ABSTRACT)
+            } else {
+                addModifiers(KModifier.OPEN)
+            }
+            generateClassConstructor(clazz.isInstantiable,  context)
         }
 
         addKdoc(clazz)
         addAnnotation(GODOT_BASE_TYPE)
+
+        val parent = task.clazz.parent?: return@configure
+        for (method in parent.methods.filter { it.isAbstract }) {
+            if(!canGenerateMethod(context, method)) continue
+            val overrideMethod = method.override()
+            task.enrichedMethods.add(EnrichedMethodTask(overrideMethod, clazz))
+        }
     }
 
-    private fun TypeSpec.Builder.generateClassConstructor(isInstantiable: Boolean, context: GenerationContext): TypeSpec.Builder {
+    private fun canGenerateMethod(context: GenerationContext, method: EnrichedMethod): Boolean {
+        if (context.isNativeStructure(method.type.identifier)) {
+            return false
+        }
+        for (argument in method.arguments) {
+            if (context.isNativeStructure(argument.type.identifier)) {
+                return false
+            }
+        }
+        return true
+    }
+
+    private fun TypeSpec.Builder.generateClassConstructor(
+        isInstantiable: Boolean,
+        context: GenerationContext
+    ): TypeSpec.Builder {
+
         if (!isInstantiable) {
             primaryConstructor(
                 FunSpec.constructorBuilder()
@@ -116,12 +132,12 @@ class MemberRule : GodotApiRule<EnrichedClassTask>() {
 }
 
 class BindingRule : GodotApiRule<EnrichedClassTask>() {
-    override fun apply(classTask: EnrichedClassTask, context: GenerationContext) = configure(classTask.builder) {
-        val clazz = classTask.clazz
+    override fun apply(task: EnrichedClassTask, context: GenerationContext) = configure(task.builder) {
+        val clazz = task.clazz
         clazz.methods
             .filter { !it.isVirtual }
             .onEach {
-                classTask.bindings.addProperty(
+                task.bindings.addProperty(
                     PropertySpec
                         .builder(it.voidPtrVariableName, VOID_PTR)
                         .addModifiers(KModifier.INTERNAL)
@@ -129,7 +145,7 @@ class BindingRule : GodotApiRule<EnrichedClassTask>() {
                             "%T.getMethodBindPtr(%S,·%S,·%L)",
                             TYPE_MANAGER,
                             clazz.identifier,
-                            it.godotName,
+                            it.originalName,
                             it.hash
                         )
                         .build()
diff --git a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/MethodRule.kt b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/MethodRule.kt
index 8b64ec081..61543b280 100644
--- a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/MethodRule.kt
+++ b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/MethodRule.kt
@@ -29,20 +29,11 @@ import godot.tools.common.constants.godotCorePackage
 
 interface BaseMethodeRule {
     fun FunSpec.Builder.configureMethod(method: EnrichedMethod, clazz: EnrichedClass, context: GenerationContext) {
-
-        addKdoc(method)
         // This method already exist in the Kotlin class Any. We have to override it because Godot uses the same name in Object.
         if (method.name == "toString") {
             addModifiers(KModifier.OVERRIDE)
         }
 
-        // Godot doesn't override its methods, they are either final or meant to be implemented by script or extension.
-        if (method.isVirtual) {
-            addModifiers(KModifier.OPEN)
-        } else {
-            addModifiers(KModifier.FINAL)
-        }
-
         val methodTypeName = method.getCastedType()
         val shouldReturn = method.getTypeName() != UNIT
         if (shouldReturn) {
@@ -51,15 +42,32 @@ interface BaseMethodeRule {
 
         generateParameters(method, context)
 
-        if (!method.isVirtual) {
-            writeCode(method, clazz)
-        } else {
+        // Godot can override virtual methods in child classes, we have to create a dummy final implementation for theM
+        if (method.isOverride) {
+            addModifiers(KModifier.OVERRIDE)
             addStatement(
                 "%L·%T(%S)",
                 "throw",
                 NotImplementedError::class,
-                "${method.name} is not implemented for ${clazz.identifier}"
+                "${clazz.identifier}::${method.name} can't be called from the JVM."
             )
+            addKdoc("Virtual method inherited from base class implemented in non-JVM code. Don't call it.")
+        } else if (method.isAbstract) {
+            addModifiers(KModifier.ABSTRACT)
+            addKdoc(method)
+        } else if (method.isVirtual) {
+            addModifiers(KModifier.OPEN)
+            addStatement(
+                "%L·%T(%S)",
+                "throw",
+                NotImplementedError::class,
+                "${clazz.identifier}::${method.name} is not implemented."
+            )
+            addKdoc(method)
+        } else {
+            addModifiers(KModifier.FINAL)
+            writeCode(method, clazz)
+            addKdoc(method)
         }
     }
 
@@ -215,7 +223,7 @@ class StringOnlyRule : GodotApiRule<EnrichedClassTask>(), BaseMethodeRule {
     }
 
     private fun createStringOnlyMethod(method: EnrichedMethod, clazz: EnrichedClass, context: GenerationContext): EnrichedMethodTask? {
-        if (method.isVirtual) {
+        if (method.isVirtual || method.isOverride) {
             return null
         }
         if (method.arguments.none { it.type.identifier == GodotTypes.stringName || it.type.identifier == GodotTypes.nodePath }) {
diff --git a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/RegistrationRule.kt b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/RegistrationRule.kt
index b2d5d66ae..4bea5100f 100644
--- a/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/RegistrationRule.kt
+++ b/kt/api-generator/src/main/kotlin/godot/codegen/generation/rule/RegistrationRule.kt
@@ -11,21 +11,20 @@ import godot.tools.common.constants.godotCorePackage
 
 class RegistrationRule() : GodotApiRule<ApiTask>() {
     override fun apply(task: ApiTask, context: GenerationContext) {
-        val coreTypes = context.classList
+        val coreTypes = context
+            .classList
             .filter { it.isCoreClass() }
 
-        val apiTypes = context.classList
+        val apiTypes = context
+            .classList
             .filter { !it.isCoreClass() }
-            .filter {  //Remove class extending singletons
-                val parent = it.parent
-                parent == null || parent.isSingleton == false
-            }
+
 
         val registrationTask = RegistrationTask()
         (coreTypes + apiTypes)
             .filter { clazz ->  //Remove class extending singletons
                 val parent = clazz.parent
-                parent == null || parent.isSingleton == false
+                parent == null || !parent.isSingleton
             }.onEach { clazz ->
                 registrationTask.addVariantMapping(clazz)
                 registrationTask.addClassRegistering(clazz)
@@ -35,7 +34,7 @@ class RegistrationRule() : GodotApiRule<ApiTask>() {
         task.registrationFiles.add(registrationTask)
     }
 
-    fun RegistrationTask.addVariantMapping(enrichedClass: EnrichedClass) {
+    private fun RegistrationTask.addVariantMapping(enrichedClass: EnrichedClass) {
         variantMapper.addStatement(
             "%M[%T::class] = %T",
             MemberName(godotCorePackage, "variantMapper"),
@@ -44,24 +43,41 @@ class RegistrationRule() : GodotApiRule<ApiTask>() {
         )
     }
 
-    fun RegistrationTask.addClassRegistering(clazz: EnrichedClass) {
+    private fun RegistrationTask.addClassRegistering(clazz: EnrichedClass) {
         val formatString: String
         if (clazz.isSingleton) {
             engineTypes.addStatement("%T.registerSingleton(%S)·{·%T·}", TYPE_MANAGER, clazz.identifier, clazz.className)
             formatString = "%T.registerEngineType(%S,·%T::class)·{·%T·}"
+            engineTypes.addStatement(
+                formatString,
+                TYPE_MANAGER,
+                clazz.identifier,
+                clazz.className,
+                clazz.className
+            )
         } else {
-            formatString = "%T.registerEngineType(%S,·%T::class,·::%T)"
+            if(clazz.isAbstract) {
+                formatString = "%T.registerEngineType(%S,·%T::class,·null)"
+                engineTypes.addStatement(
+                    formatString,
+                    TYPE_MANAGER,
+                    clazz.identifier,
+                    clazz.className,
+                )
+            } else {
+                formatString = "%T.registerEngineType(%S,·%T::class,·::%T)"
+                engineTypes.addStatement(
+                    formatString,
+                    TYPE_MANAGER,
+                    clazz.identifier,
+                    clazz.className,
+                    clazz.className
+                )
+            }
         }
-        engineTypes.addStatement(
-            formatString,
-            TYPE_MANAGER,
-            clazz.identifier,
-            clazz.className,
-            clazz.className
-        )
     }
 
-    fun RegistrationTask.addMethodBindings(clazz: EnrichedClass) {
+    private fun RegistrationTask.addMethodBindings(clazz: EnrichedClass) {
         engineMethods.addStatement(
             "%T",
             clazz.className.nestedClass(methodBindingsInnerClassName)
diff --git a/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedClass.kt b/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedClass.kt
index afcaafe8a..bd99b46c4 100644
--- a/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedClass.kt
+++ b/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedClass.kt
@@ -27,6 +27,8 @@ class EnrichedClass(model: Class) : TypeGenerationTrait, DocumentedGenerationTra
     val properties = model.properties?.toEnriched() ?: listOf()
     val methods = model.methods?.toEnriched() ?: listOf()
 
+    val isAbstract =  methods.any { it.isAbstract }
+
     override var description = model.description
     val additionalImports = mutableSetOf<ClassName>()
 
diff --git a/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedMethod.kt b/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedMethod.kt
index 478f3b32f..60dbf3f0d 100644
--- a/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedMethod.kt
+++ b/kt/api-generator/src/main/kotlin/godot/codegen/models/enriched/EnrichedMethod.kt
@@ -10,7 +10,15 @@ import godot.codegen.workarounds.sanitizeApiType
 import godot.common.constants.Constraints
 import godot.common.extensions.convertToCamelCase
 
-class EnrichedMethod(model: Method) : CallableGeneratorTrait, DocumentedGenerationTrait {
+class EnrichedMethod(private val model: Method, override: Boolean = false) : CallableGeneratorTrait, DocumentedGenerationTrait {
+    enum class Modifier {
+        DEFAULT,
+        STATIC,
+        VIRTUAL,
+        ABSTRACT,
+        OVERRIDE
+    }
+
     override val type = GenerationType(model.returnValue?.type?.sanitizeApiType() ?: "void")
     override val nullable = type.isObjectSubClass() || type.isVariant()
     override val genericParameters = emptyList<ClassName>()
@@ -29,21 +37,42 @@ class EnrichedMethod(model: Method) : CallableGeneratorTrait, DocumentedGenerati
     override var description = model.description
 
     val hash = model.hash
-    val isVirtual = model.isVirtual
-    val isStatic = model.isStatic
-    val godotName = model.name
+    private val modifier = run {
+        if (override) {
+            Modifier.OVERRIDE
+        } else if (model.isVirtual) {
+            if(model.isRequired) {
+                Modifier.ABSTRACT
+            } else  {
+                Modifier.VIRTUAL
+            }
+
+        } else if (model.isStatic) {
+            Modifier.STATIC
 
+        } else {
+            Modifier.DEFAULT
+        }
+    }
+    val isVirtual: Boolean
+        get() = modifier == Modifier.VIRTUAL || modifier == Modifier.ABSTRACT
+    val isAbstract: Boolean
+        get() = modifier == Modifier.ABSTRACT
+    val isStatic: Boolean
+        get() = modifier == Modifier.STATIC
+    val isOverride: Boolean
+        get() = modifier == Modifier.OVERRIDE
+
+    val originalName = model.name
     init {
         if (arguments.size > Constraints.MAX_FUNCTION_ARG_COUNT) {
             throw TooManyMethodArgument(model)
         }
     }
+
+    fun override(): EnrichedMethod {
+        return EnrichedMethod(model, true)
+    }
 }
 
 fun List<Method>.toEnriched() = map { EnrichedMethod(it) }
-
-fun EnrichedMethod.isSameSignature(other: EnrichedMethod): Boolean {
-    return name == other.name &&
-        type == other.type
-    arguments == other.arguments
-}
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/RegisterEngineTypes.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/RegisterEngineTypes.kt
index d8feb0446..3a261ed17 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/RegisterEngineTypes.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/RegisterEngineTypes.kt
@@ -2673,7 +2673,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("AnimationNodeBlendSpace1D", AnimationNodeBlendSpace1D::class, ::AnimationNodeBlendSpace1D)
   TypeManager.registerEngineType("AnimationNodeBlendSpace2D", AnimationNodeBlendSpace2D::class, ::AnimationNodeBlendSpace2D)
   TypeManager.registerEngineType("AnimationNodeBlendTree", AnimationNodeBlendTree::class, ::AnimationNodeBlendTree)
-  TypeManager.registerEngineType("AnimationNodeExtension", AnimationNodeExtension::class, ::AnimationNodeExtension)
+  TypeManager.registerEngineType("AnimationNodeExtension", AnimationNodeExtension::class, null)
   TypeManager.registerEngineType("AnimationNodeOneShot", AnimationNodeOneShot::class, ::AnimationNodeOneShot)
   TypeManager.registerEngineType("AnimationNodeOutput", AnimationNodeOutput::class, ::AnimationNodeOutput)
   TypeManager.registerEngineType("AnimationNodeStateMachine", AnimationNodeStateMachine::class, ::AnimationNodeStateMachine)
@@ -2694,7 +2694,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("AspectRatioContainer", AspectRatioContainer::class, ::AspectRatioContainer)
   TypeManager.registerEngineType("AtlasTexture", AtlasTexture::class, ::AtlasTexture)
   TypeManager.registerEngineType("AudioBusLayout", AudioBusLayout::class, ::AudioBusLayout)
-  TypeManager.registerEngineType("AudioEffect", AudioEffect::class, ::AudioEffect)
+  TypeManager.registerEngineType("AudioEffect", AudioEffect::class, null)
   TypeManager.registerEngineType("AudioEffectAmplify", AudioEffectAmplify::class, ::AudioEffectAmplify)
   TypeManager.registerEngineType("AudioEffectBandLimitFilter", AudioEffectBandLimitFilter::class, ::AudioEffectBandLimitFilter)
   TypeManager.registerEngineType("AudioEffectBandPassFilter", AudioEffectBandPassFilter::class, ::AudioEffectBandPassFilter)
@@ -2711,7 +2711,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("AudioEffectHardLimiter", AudioEffectHardLimiter::class, ::AudioEffectHardLimiter)
   TypeManager.registerEngineType("AudioEffectHighPassFilter", AudioEffectHighPassFilter::class, ::AudioEffectHighPassFilter)
   TypeManager.registerEngineType("AudioEffectHighShelfFilter", AudioEffectHighShelfFilter::class, ::AudioEffectHighShelfFilter)
-  TypeManager.registerEngineType("AudioEffectInstance", AudioEffectInstance::class, ::AudioEffectInstance)
+  TypeManager.registerEngineType("AudioEffectInstance", AudioEffectInstance::class, null)
   TypeManager.registerEngineType("AudioEffectLimiter", AudioEffectLimiter::class, ::AudioEffectLimiter)
   TypeManager.registerEngineType("AudioEffectLowPassFilter", AudioEffectLowPassFilter::class, ::AudioEffectLowPassFilter)
   TypeManager.registerEngineType("AudioEffectLowShelfFilter", AudioEffectLowShelfFilter::class, ::AudioEffectLowShelfFilter)
@@ -2737,12 +2737,12 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("AudioStreamMP3", AudioStreamMP3::class, ::AudioStreamMP3)
   TypeManager.registerEngineType("AudioStreamMicrophone", AudioStreamMicrophone::class, ::AudioStreamMicrophone)
   TypeManager.registerEngineType("AudioStreamOggVorbis", AudioStreamOggVorbis::class, ::AudioStreamOggVorbis)
-  TypeManager.registerEngineType("AudioStreamPlayback", AudioStreamPlayback::class, ::AudioStreamPlayback)
+  TypeManager.registerEngineType("AudioStreamPlayback", AudioStreamPlayback::class, null)
   TypeManager.registerEngineType("AudioStreamPlaybackInteractive", AudioStreamPlaybackInteractive::class, ::AudioStreamPlaybackInteractive)
   TypeManager.registerEngineType("AudioStreamPlaybackOggVorbis", AudioStreamPlaybackOggVorbis::class, ::AudioStreamPlaybackOggVorbis)
   TypeManager.registerEngineType("AudioStreamPlaybackPlaylist", AudioStreamPlaybackPlaylist::class, ::AudioStreamPlaybackPlaylist)
   TypeManager.registerEngineType("AudioStreamPlaybackPolyphonic", AudioStreamPlaybackPolyphonic::class, ::AudioStreamPlaybackPolyphonic)
-  TypeManager.registerEngineType("AudioStreamPlaybackResampled", AudioStreamPlaybackResampled::class, ::AudioStreamPlaybackResampled)
+  TypeManager.registerEngineType("AudioStreamPlaybackResampled", AudioStreamPlaybackResampled::class, null)
   TypeManager.registerEngineType("AudioStreamPlaybackSynchronized", AudioStreamPlaybackSynchronized::class, ::AudioStreamPlaybackSynchronized)
   TypeManager.registerEngineType("AudioStreamPlayer", AudioStreamPlayer::class, ::AudioStreamPlayer)
   TypeManager.registerEngineType("AudioStreamPlayer2D", AudioStreamPlayer2D::class, ::AudioStreamPlayer2D)
@@ -3012,10 +3012,10 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("Marker3D", Marker3D::class, ::Marker3D)
   TypeManager.registerSingleton("Marshalls") { Marshalls }
   TypeManager.registerEngineType("Marshalls", Marshalls::class) { Marshalls }
-  TypeManager.registerEngineType("Material", Material::class, ::Material)
+  TypeManager.registerEngineType("Material", Material::class, null)
   TypeManager.registerEngineType("MenuBar", MenuBar::class, ::MenuBar)
   TypeManager.registerEngineType("MenuButton", MenuButton::class, ::MenuButton)
-  TypeManager.registerEngineType("Mesh", Mesh::class, ::Mesh)
+  TypeManager.registerEngineType("Mesh", Mesh::class, null)
   TypeManager.registerEngineType("MeshConvexDecompositionSettings", MeshConvexDecompositionSettings::class, ::MeshConvexDecompositionSettings)
   TypeManager.registerEngineType("MeshDataTool", MeshDataTool::class, ::MeshDataTool)
   TypeManager.registerEngineType("MeshInstance2D", MeshInstance2D::class, ::MeshInstance2D)
@@ -3026,14 +3026,14 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("MissingNode", MissingNode::class, ::MissingNode)
   TypeManager.registerEngineType("MissingResource", MissingResource::class, ::MissingResource)
   TypeManager.registerEngineType("MobileVRInterface", MobileVRInterface::class, ::MobileVRInterface)
-  TypeManager.registerEngineType("MovieWriter", MovieWriter::class, ::MovieWriter)
+  TypeManager.registerEngineType("MovieWriter", MovieWriter::class, null)
   TypeManager.registerEngineType("MultiMesh", MultiMesh::class, ::MultiMesh)
   TypeManager.registerEngineType("MultiMeshInstance2D", MultiMeshInstance2D::class, ::MultiMeshInstance2D)
   TypeManager.registerEngineType("MultiMeshInstance3D", MultiMeshInstance3D::class, ::MultiMeshInstance3D)
   TypeManager.registerEngineType("MultiplayerAPI", MultiplayerAPI::class, ::MultiplayerAPI)
   TypeManager.registerEngineType("MultiplayerAPIExtension", MultiplayerAPIExtension::class, ::MultiplayerAPIExtension)
   TypeManager.registerEngineType("MultiplayerPeer", MultiplayerPeer::class, ::MultiplayerPeer)
-  TypeManager.registerEngineType("MultiplayerPeerExtension", MultiplayerPeerExtension::class, ::MultiplayerPeerExtension)
+  TypeManager.registerEngineType("MultiplayerPeerExtension", MultiplayerPeerExtension::class, null)
   TypeManager.registerEngineType("MultiplayerSpawner", MultiplayerSpawner::class, ::MultiplayerSpawner)
   TypeManager.registerEngineType("MultiplayerSynchronizer", MultiplayerSynchronizer::class, ::MultiplayerSynchronizer)
   TypeManager.registerEngineType("Mutex", Mutex::class, ::Mutex)
@@ -3085,7 +3085,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("OpenXRActionMap", OpenXRActionMap::class, ::OpenXRActionMap)
   TypeManager.registerEngineType("OpenXRActionSet", OpenXRActionSet::class, ::OpenXRActionSet)
   TypeManager.registerEngineType("OpenXRAnalogThresholdModifier", OpenXRAnalogThresholdModifier::class, ::OpenXRAnalogThresholdModifier)
-  TypeManager.registerEngineType("OpenXRBindingModifier", OpenXRBindingModifier::class, ::OpenXRBindingModifier)
+  TypeManager.registerEngineType("OpenXRBindingModifier", OpenXRBindingModifier::class, null)
   TypeManager.registerEngineType("OpenXRCompositionLayer", OpenXRCompositionLayer::class, ::OpenXRCompositionLayer)
   TypeManager.registerEngineType("OpenXRCompositionLayerCylinder", OpenXRCompositionLayerCylinder::class, ::OpenXRCompositionLayerCylinder)
   TypeManager.registerEngineType("OpenXRCompositionLayerEquirect", OpenXRCompositionLayerEquirect::class, ::OpenXRCompositionLayerEquirect)
@@ -3109,7 +3109,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("PackedScene", PackedScene::class, ::PackedScene)
   TypeManager.registerEngineType("PacketPeer", PacketPeer::class, ::PacketPeer)
   TypeManager.registerEngineType("PacketPeerDTLS", PacketPeerDTLS::class, ::PacketPeerDTLS)
-  TypeManager.registerEngineType("PacketPeerExtension", PacketPeerExtension::class, ::PacketPeerExtension)
+  TypeManager.registerEngineType("PacketPeerExtension", PacketPeerExtension::class, null)
   TypeManager.registerEngineType("PacketPeerStream", PacketPeerStream::class, ::PacketPeerStream)
   TypeManager.registerEngineType("PacketPeerUDP", PacketPeerUDP::class, ::PacketPeerUDP)
   TypeManager.registerEngineType("Panel", Panel::class, ::Panel)
@@ -3132,13 +3132,13 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("PhysicsBody2D", PhysicsBody2D::class, ::PhysicsBody2D)
   TypeManager.registerEngineType("PhysicsBody3D", PhysicsBody3D::class, ::PhysicsBody3D)
   TypeManager.registerEngineType("PhysicsDirectBodyState2D", PhysicsDirectBodyState2D::class, ::PhysicsDirectBodyState2D)
-  TypeManager.registerEngineType("PhysicsDirectBodyState2DExtension", PhysicsDirectBodyState2DExtension::class, ::PhysicsDirectBodyState2DExtension)
+  TypeManager.registerEngineType("PhysicsDirectBodyState2DExtension", PhysicsDirectBodyState2DExtension::class, null)
   TypeManager.registerEngineType("PhysicsDirectBodyState3D", PhysicsDirectBodyState3D::class, ::PhysicsDirectBodyState3D)
-  TypeManager.registerEngineType("PhysicsDirectBodyState3DExtension", PhysicsDirectBodyState3DExtension::class, ::PhysicsDirectBodyState3DExtension)
+  TypeManager.registerEngineType("PhysicsDirectBodyState3DExtension", PhysicsDirectBodyState3DExtension::class, null)
   TypeManager.registerEngineType("PhysicsDirectSpaceState2D", PhysicsDirectSpaceState2D::class, ::PhysicsDirectSpaceState2D)
-  TypeManager.registerEngineType("PhysicsDirectSpaceState2DExtension", PhysicsDirectSpaceState2DExtension::class, ::PhysicsDirectSpaceState2DExtension)
+  TypeManager.registerEngineType("PhysicsDirectSpaceState2DExtension", PhysicsDirectSpaceState2DExtension::class, null)
   TypeManager.registerEngineType("PhysicsDirectSpaceState3D", PhysicsDirectSpaceState3D::class, ::PhysicsDirectSpaceState3D)
-  TypeManager.registerEngineType("PhysicsDirectSpaceState3DExtension", PhysicsDirectSpaceState3DExtension::class, ::PhysicsDirectSpaceState3DExtension)
+  TypeManager.registerEngineType("PhysicsDirectSpaceState3DExtension", PhysicsDirectSpaceState3DExtension::class, null)
   TypeManager.registerEngineType("PhysicsMaterial", PhysicsMaterial::class, ::PhysicsMaterial)
   TypeManager.registerEngineType("PhysicsPointQueryParameters2D", PhysicsPointQueryParameters2D::class, ::PhysicsPointQueryParameters2D)
   TypeManager.registerEngineType("PhysicsPointQueryParameters3D", PhysicsPointQueryParameters3D::class, ::PhysicsPointQueryParameters3D)
@@ -3152,7 +3152,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("PhysicsServer3D", PhysicsServer3D::class) { PhysicsServer3D }
   TypeManager.registerSingleton("PhysicsServer3DManager") { PhysicsServer3DManager }
   TypeManager.registerEngineType("PhysicsServer3DManager", PhysicsServer3DManager::class) { PhysicsServer3DManager }
-  TypeManager.registerEngineType("PhysicsServer3DRenderingServerHandler", PhysicsServer3DRenderingServerHandler::class, ::PhysicsServer3DRenderingServerHandler)
+  TypeManager.registerEngineType("PhysicsServer3DRenderingServerHandler", PhysicsServer3DRenderingServerHandler::class, null)
   TypeManager.registerEngineType("PhysicsShapeQueryParameters2D", PhysicsShapeQueryParameters2D::class, ::PhysicsShapeQueryParameters2D)
   TypeManager.registerEngineType("PhysicsShapeQueryParameters3D", PhysicsShapeQueryParameters3D::class, ::PhysicsShapeQueryParameters3D)
   TypeManager.registerEngineType("PhysicsTestMotionParameters2D", PhysicsTestMotionParameters2D::class, ::PhysicsTestMotionParameters2D)
@@ -3252,9 +3252,9 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("SceneTree", SceneTree::class, ::SceneTree)
   TypeManager.registerEngineType("SceneTreeTimer", SceneTreeTimer::class, ::SceneTreeTimer)
   TypeManager.registerEngineType("Script", Script::class, ::Script)
-  TypeManager.registerEngineType("ScriptExtension", ScriptExtension::class, ::ScriptExtension)
+  TypeManager.registerEngineType("ScriptExtension", ScriptExtension::class, null)
   TypeManager.registerEngineType("ScriptLanguage", ScriptLanguage::class, ::ScriptLanguage)
-  TypeManager.registerEngineType("ScriptLanguageExtension", ScriptLanguageExtension::class, ::ScriptLanguageExtension)
+  TypeManager.registerEngineType("ScriptLanguageExtension", ScriptLanguageExtension::class, null)
   TypeManager.registerEngineType("ScrollBar", ScrollBar::class, ::ScrollBar)
   TypeManager.registerEngineType("ScrollContainer", ScrollContainer::class, ::ScrollContainer)
   TypeManager.registerEngineType("SegmentShape2D", SegmentShape2D::class, ::SegmentShape2D)
@@ -3315,11 +3315,11 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("StatusIndicator", StatusIndicator::class, ::StatusIndicator)
   TypeManager.registerEngineType("StreamPeer", StreamPeer::class, ::StreamPeer)
   TypeManager.registerEngineType("StreamPeerBuffer", StreamPeerBuffer::class, ::StreamPeerBuffer)
-  TypeManager.registerEngineType("StreamPeerExtension", StreamPeerExtension::class, ::StreamPeerExtension)
+  TypeManager.registerEngineType("StreamPeerExtension", StreamPeerExtension::class, null)
   TypeManager.registerEngineType("StreamPeerGZIP", StreamPeerGZIP::class, ::StreamPeerGZIP)
   TypeManager.registerEngineType("StreamPeerTCP", StreamPeerTCP::class, ::StreamPeerTCP)
   TypeManager.registerEngineType("StreamPeerTLS", StreamPeerTLS::class, ::StreamPeerTLS)
-  TypeManager.registerEngineType("StyleBox", StyleBox::class, ::StyleBox)
+  TypeManager.registerEngineType("StyleBox", StyleBox::class, null)
   TypeManager.registerEngineType("StyleBoxEmpty", StyleBoxEmpty::class, ::StyleBoxEmpty)
   TypeManager.registerEngineType("StyleBoxFlat", StyleBoxFlat::class, ::StyleBoxFlat)
   TypeManager.registerEngineType("StyleBoxLine", StyleBoxLine::class, ::StyleBoxLine)
@@ -3341,20 +3341,20 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("TextServer", TextServer::class, ::TextServer)
   TypeManager.registerEngineType("TextServerAdvanced", TextServerAdvanced::class, ::TextServerAdvanced)
   TypeManager.registerEngineType("TextServerDummy", TextServerDummy::class, ::TextServerDummy)
-  TypeManager.registerEngineType("TextServerExtension", TextServerExtension::class, ::TextServerExtension)
+  TypeManager.registerEngineType("TextServerExtension", TextServerExtension::class, null)
   TypeManager.registerSingleton("TextServerManager") { TextServerManager }
   TypeManager.registerEngineType("TextServerManager", TextServerManager::class) { TextServerManager }
   TypeManager.registerEngineType("Texture", Texture::class, ::Texture)
-  TypeManager.registerEngineType("Texture2D", Texture2D::class, ::Texture2D)
+  TypeManager.registerEngineType("Texture2D", Texture2D::class, null)
   TypeManager.registerEngineType("Texture2DArray", Texture2DArray::class, ::Texture2DArray)
   TypeManager.registerEngineType("Texture2DArrayRD", Texture2DArrayRD::class, ::Texture2DArrayRD)
   TypeManager.registerEngineType("Texture2DRD", Texture2DRD::class, ::Texture2DRD)
-  TypeManager.registerEngineType("Texture3D", Texture3D::class, ::Texture3D)
+  TypeManager.registerEngineType("Texture3D", Texture3D::class, null)
   TypeManager.registerEngineType("Texture3DRD", Texture3DRD::class, ::Texture3DRD)
   TypeManager.registerEngineType("TextureButton", TextureButton::class, ::TextureButton)
   TypeManager.registerEngineType("TextureCubemapArrayRD", TextureCubemapArrayRD::class, ::TextureCubemapArrayRD)
   TypeManager.registerEngineType("TextureCubemapRD", TextureCubemapRD::class, ::TextureCubemapRD)
-  TypeManager.registerEngineType("TextureLayered", TextureLayered::class, ::TextureLayered)
+  TypeManager.registerEngineType("TextureLayered", TextureLayered::class, null)
   TypeManager.registerEngineType("TextureLayeredRD", TextureLayeredRD::class, ::TextureLayeredRD)
   TypeManager.registerEngineType("TextureProgressBar", TextureProgressBar::class, ::TextureProgressBar)
   TypeManager.registerEngineType("TextureRect", TextureRect::class, ::TextureRect)
@@ -3399,7 +3399,7 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("VehicleBody3D", VehicleBody3D::class, ::VehicleBody3D)
   TypeManager.registerEngineType("VehicleWheel3D", VehicleWheel3D::class, ::VehicleWheel3D)
   TypeManager.registerEngineType("VideoStream", VideoStream::class, ::VideoStream)
-  TypeManager.registerEngineType("VideoStreamPlayback", VideoStreamPlayback::class, ::VideoStreamPlayback)
+  TypeManager.registerEngineType("VideoStreamPlayback", VideoStreamPlayback::class, null)
   TypeManager.registerEngineType("VideoStreamPlayer", VideoStreamPlayer::class, ::VideoStreamPlayer)
   TypeManager.registerEngineType("VideoStreamTheora", VideoStreamTheora::class, ::VideoStreamTheora)
   TypeManager.registerEngineType("Viewport", Viewport::class, ::Viewport)
@@ -3525,10 +3525,10 @@ public fun registerEngineTypes(): Unit {
   TypeManager.registerEngineType("VoxelGIData", VoxelGIData::class, ::VoxelGIData)
   TypeManager.registerEngineType("WeakRef", WeakRef::class, ::WeakRef)
   TypeManager.registerEngineType("WebRTCDataChannel", WebRTCDataChannel::class, ::WebRTCDataChannel)
-  TypeManager.registerEngineType("WebRTCDataChannelExtension", WebRTCDataChannelExtension::class, ::WebRTCDataChannelExtension)
+  TypeManager.registerEngineType("WebRTCDataChannelExtension", WebRTCDataChannelExtension::class, null)
   TypeManager.registerEngineType("WebRTCMultiplayerPeer", WebRTCMultiplayerPeer::class, ::WebRTCMultiplayerPeer)
   TypeManager.registerEngineType("WebRTCPeerConnection", WebRTCPeerConnection::class, ::WebRTCPeerConnection)
-  TypeManager.registerEngineType("WebRTCPeerConnectionExtension", WebRTCPeerConnectionExtension::class, ::WebRTCPeerConnectionExtension)
+  TypeManager.registerEngineType("WebRTCPeerConnectionExtension", WebRTCPeerConnectionExtension::class, null)
   TypeManager.registerEngineType("WebSocketMultiplayerPeer", WebSocketMultiplayerPeer::class, ::WebSocketMultiplayerPeer)
   TypeManager.registerEngineType("WebSocketPeer", WebSocketPeer::class, ::WebSocketPeer)
   TypeManager.registerEngineType("WebXRInterface", WebXRInterface::class, ::WebXRInterface)
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar2D.kt
index dc1dedd60..b6f57b6dc 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar2D.kt
@@ -49,7 +49,7 @@ public open class AStar2D : RefCounted() {
    * Note that this function is hidden in the default [AStar2D] class.
    */
   public open fun _estimateCost(fromId: Long, endId: Long): Float {
-    throw NotImplementedError("_estimateCost is not implemented for AStar2D")
+    throw NotImplementedError("AStar2D::_estimateCost is not implemented.")
   }
 
   /**
@@ -58,7 +58,7 @@ public open class AStar2D : RefCounted() {
    * Note that this function is hidden in the default [AStar2D] class.
    */
   public open fun _computeCost(fromId: Long, toId: Long): Float {
-    throw NotImplementedError("_computeCost is not implemented for AStar2D")
+    throw NotImplementedError("AStar2D::_computeCost is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar3D.kt
index 99dcb4a8c..bc5b28075 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStar3D.kt
@@ -113,7 +113,7 @@ public open class AStar3D : RefCounted() {
    * Note that this function is hidden in the default [AStar3D] class.
    */
   public open fun _estimateCost(fromId: Long, endId: Long): Float {
-    throw NotImplementedError("_estimateCost is not implemented for AStar3D")
+    throw NotImplementedError("AStar3D::_estimateCost is not implemented.")
   }
 
   /**
@@ -122,7 +122,7 @@ public open class AStar3D : RefCounted() {
    * Note that this function is hidden in the default [AStar3D] class.
    */
   public open fun _computeCost(fromId: Long, toId: Long): Float {
-    throw NotImplementedError("_computeCost is not implemented for AStar3D")
+    throw NotImplementedError("AStar3D::_computeCost is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStarGrid2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStarGrid2D.kt
index d072c9c02..55eec2303 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStarGrid2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AStarGrid2D.kt
@@ -309,7 +309,7 @@ public open class AStarGrid2D : RefCounted() {
    * Note that this function is hidden in the default [AStarGrid2D] class.
    */
   public open fun _estimateCost(fromId: Vector2i, endId: Vector2i): Float {
-    throw NotImplementedError("_estimateCost is not implemented for AStarGrid2D")
+    throw NotImplementedError("AStarGrid2D::_estimateCost is not implemented.")
   }
 
   /**
@@ -318,7 +318,7 @@ public open class AStarGrid2D : RefCounted() {
    * Note that this function is hidden in the default [AStarGrid2D] class.
    */
   public open fun _computeCost(fromId: Vector2i, toId: Vector2i): Float {
-    throw NotImplementedError("_computeCost is not implemented for AStarGrid2D")
+    throw NotImplementedError("AStarGrid2D::_computeCost is not implemented.")
   }
 
   public final fun setRegion(region: Rect2i): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimatedTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimatedTexture.kt
index 7da9de7e5..528238b58 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimatedTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimatedTexture.kt
@@ -20,6 +20,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -203,6 +204,20 @@ public open class AnimatedTexture : Texture2D() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("AnimatedTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("AnimatedTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object {
     /**
      * The maximum number of frames supported by [AnimatedTexture]. If you need more frames in your
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationMixer.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationMixer.kt
index e80a9d615..aa6dce9e3 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationMixer.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationMixer.kt
@@ -259,7 +259,7 @@ public open class AnimationMixer internal constructor() : Node() {
     objectId: Long,
     objectSubIdx: Int,
   ): Any? {
-    throw NotImplementedError("_postProcessKeyValue is not implemented for AnimationMixer")
+    throw NotImplementedError("AnimationMixer::_postProcessKeyValue is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNode.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNode.kt
index 19bff37fb..634708917 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNode.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNode.kt
@@ -106,7 +106,7 @@ public open class AnimationNode : Resource() {
    * animation nodes in order as a `name: node` dictionary.
    */
   public open fun _getChildNodes(): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getChildNodes is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_getChildNodes is not implemented.")
   }
 
   /**
@@ -116,7 +116,7 @@ public open class AnimationNode : Resource() {
    * [Object.getPropertyList].
    */
   public open fun _getParameterList(): VariantArray<Any?> {
-    throw NotImplementedError("_getParameterList is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_getParameterList is not implemented.")
   }
 
   /**
@@ -124,7 +124,7 @@ public open class AnimationNode : Resource() {
    * animation node by its [name].
    */
   public open fun _getChildByName(name: StringName): AnimationNode? {
-    throw NotImplementedError("_getChildByName is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_getChildByName is not implemented.")
   }
 
   /**
@@ -133,7 +133,7 @@ public open class AnimationNode : Resource() {
    * resource can be reused in multiple trees.
    */
   public open fun _getParameterDefaultValue(parameter: StringName): Any? {
-    throw NotImplementedError("_getParameterDefaultValue is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_getParameterDefaultValue is not implemented.")
   }
 
   /**
@@ -142,7 +142,7 @@ public open class AnimationNode : Resource() {
    * a resource can be reused in multiple trees.
    */
   public open fun _isParameterReadOnly(parameter: StringName): Boolean {
-    throw NotImplementedError("_isParameterReadOnly is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_isParameterReadOnly is not implemented.")
   }
 
   /**
@@ -161,7 +161,7 @@ public open class AnimationNode : Resource() {
     isExternalSeeking: Boolean,
     testOnly: Boolean,
   ): Double {
-    throw NotImplementedError("_process is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_process is not implemented.")
   }
 
   /**
@@ -169,7 +169,7 @@ public open class AnimationNode : Resource() {
    * caption for this animation node.
    */
   public open fun _getCaption(): String {
-    throw NotImplementedError("_getCaption is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_getCaption is not implemented.")
   }
 
   /**
@@ -177,7 +177,7 @@ public open class AnimationNode : Resource() {
    * blend tree editor should display filter editing on this animation node.
    */
   public open fun _hasFilter(): Boolean {
-    throw NotImplementedError("_hasFilter is not implemented for AnimationNode")
+    throw NotImplementedError("AnimationNode::_hasFilter is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNodeExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNodeExtension.kt
index b94509555..8db9cdf35 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNodeExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AnimationNodeExtension.kt
@@ -18,7 +18,6 @@ import godot.core.VariantParser.PACKED_FLOAT_32_ARRAY
 import kotlin.Boolean
 import kotlin.Double
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmStatic
@@ -29,7 +28,7 @@ import kotlin.jvm.JvmStatic
  * classes. It is used to create custom nodes for the [AnimationTree] system.
  */
 @GodotBaseType
-public open class AnimationNodeExtension : AnimationNode() {
+public abstract class AnimationNodeExtension : AnimationNode() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(24, scriptIndex)
   }
@@ -50,10 +49,8 @@ public open class AnimationNodeExtension : AnimationNode() {
    * whether the animation is infinite (encoded as a float greater than `0`). All values must be
    * included in the returned array.
    */
-  public open fun _processAnimationNode(playbackInfo: PackedFloat64Array, testOnly: Boolean):
-      PackedFloat32Array {
-    throw NotImplementedError("_processAnimationNode is not implemented for AnimationNodeExtension")
-  }
+  public abstract fun _processAnimationNode(playbackInfo: PackedFloat64Array, testOnly: Boolean):
+      PackedFloat32Array
 
   public companion object {
     /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ArrayMesh.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ArrayMesh.kt
index 199f67b33..bde12de47 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ArrayMesh.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ArrayMesh.kt
@@ -34,6 +34,7 @@ import kotlin.Any
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -414,6 +415,104 @@ public open class ArrayMesh : Mesh() {
     return (TransferContext.readReturnValue(OBJECT) as ArrayMesh?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getSurfaceCount(): Int {
+    throw NotImplementedError("ArrayMesh::_getSurfaceCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayLen(index: Int): Int {
+    throw NotImplementedError("ArrayMesh::_surfaceGetArrayLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayIndexLen(index: Int): Int {
+    throw NotImplementedError("ArrayMesh::_surfaceGetArrayIndexLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrays(index: Int): VariantArray<Any?> {
+    throw NotImplementedError("ArrayMesh::_surfaceGetArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetBlendShapeArrays(index: Int): VariantArray<VariantArray<Any?>> {
+    throw NotImplementedError("ArrayMesh::_surfaceGetBlendShapeArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetLods(index: Int): Dictionary<Any?, Any?> {
+    throw NotImplementedError("ArrayMesh::_surfaceGetLods can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetFormat(index: Int): Long {
+    throw NotImplementedError("ArrayMesh::_surfaceGetFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetPrimitiveType(index: Int): Long {
+    throw NotImplementedError("ArrayMesh::_surfaceGetPrimitiveType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceSetMaterial(index: Int, material: Material?): Unit {
+    throw NotImplementedError("ArrayMesh::_surfaceSetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetMaterial(index: Int): Material? {
+    throw NotImplementedError("ArrayMesh::_surfaceGetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeCount(): Int {
+    throw NotImplementedError("ArrayMesh::_getBlendShapeCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeName(index: Int): StringName {
+    throw NotImplementedError("ArrayMesh::_getBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _setBlendShapeName(index: Int, name: StringName): Unit {
+    throw NotImplementedError("ArrayMesh::_setBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getAabb(): AABB {
+    throw NotImplementedError("ArrayMesh::_getAabb can't be called from the JVM.")
+  }
+
   /**
    * Adds name for a blend shape that will be added with [addSurfaceFromArrays]. Must be called
    * before surface is added.
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AtlasTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AtlasTexture.kt
index b078356ac..702672e5c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AtlasTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AtlasTexture.kt
@@ -19,6 +19,7 @@ import godot.core.VariantParser.OBJECT
 import godot.core.VariantParser.RECT2
 import kotlin.Boolean
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -189,6 +190,20 @@ public open class AtlasTexture : Texture2D() {
     return (TransferContext.readReturnValue(BOOL) as Boolean)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("AtlasTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("AtlasTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffect.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffect.kt
index 8e23eabda..82d8e2c0d 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffect.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffect.kt
@@ -8,7 +8,6 @@ package godot.api
 
 import godot.`annotation`.GodotBaseType
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -23,7 +22,7 @@ import kotlin.Unit
  * properties.
  */
 @GodotBaseType
-public open class AudioEffect : Resource() {
+public abstract class AudioEffect : Resource() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(45, scriptIndex)
   }
@@ -48,9 +47,7 @@ public open class AudioEffect : Resource() {
    * instance. Depending on the implementation this allows the effect instance to listen for changes at
    * run-time and be modified accordingly.
    */
-  public open fun _instantiate(): AudioEffectInstance? {
-    throw NotImplementedError("_instantiate is not implemented for AudioEffect")
-  }
+  public abstract fun _instantiate(): AudioEffectInstance?
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectAmplify.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectAmplify.kt
index 9cc4def49..a8cddbf04 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectAmplify.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectAmplify.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -77,6 +78,13 @@ public open class AudioEffectAmplify : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectAmplify::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCapture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCapture.kt
index 09ff5e6bc..7f0d8844f 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCapture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCapture.kt
@@ -21,6 +21,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -138,6 +139,13 @@ public open class AudioEffectCapture : AudioEffect() {
     return (TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectCapture::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectChorus.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectChorus.kt
index 650c629a1..5cf612cbe 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectChorus.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectChorus.kt
@@ -17,6 +17,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -163,6 +164,13 @@ public open class AudioEffectChorus : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectChorus::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCompressor.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCompressor.kt
index d2a17a649..68a4d5eae 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCompressor.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectCompressor.kt
@@ -18,6 +18,7 @@ import godot.core.asCachedStringName
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -205,6 +206,13 @@ public open class AudioEffectCompressor : AudioEffect() {
     return (TransferContext.readReturnValue(STRING_NAME) as StringName)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectCompressor::_instantiate can't be called from the JVM.")
+  }
+
   public final fun setSidechain(sidechain: String) = setSidechain(sidechain.asCachedStringName())
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDelay.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDelay.kt
index 4d8d18af6..4256f1c01 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDelay.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDelay.kt
@@ -17,6 +17,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -320,6 +321,13 @@ public open class AudioEffectDelay : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectDelay::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDistortion.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDistortion.kt
index e0fecfb5f..a1faaa2b0 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDistortion.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectDistortion.kt
@@ -17,6 +17,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -147,6 +148,13 @@ public open class AudioEffectDistortion : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectDistortion::_instantiate can't be called from the JVM.")
+  }
+
   public enum class Mode(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectEQ.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectEQ.kt
index 6befe3b8b..61156f4b0 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectEQ.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectEQ.kt
@@ -17,6 +17,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -58,6 +59,13 @@ public open class AudioEffectEQ : AudioEffect() {
     return (TransferContext.readReturnValue(LONG) as Long).toInt()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectEQ::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectFilter.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectFilter.kt
index 68d739d5f..13b1d78d5 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectFilter.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectFilter.kt
@@ -17,6 +17,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -119,6 +120,13 @@ public open class AudioEffectFilter : AudioEffect() {
     return FilterDB.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectFilter::_instantiate can't be called from the JVM.")
+  }
+
   public enum class FilterDB(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectHardLimiter.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectHardLimiter.kt
index 979dee25b..4486a8655 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectHardLimiter.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectHardLimiter.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -101,6 +102,13 @@ public open class AudioEffectHardLimiter : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectHardLimiter::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectInstance.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectInstance.kt
index dfaf76e43..17362f912 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectInstance.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectInstance.kt
@@ -20,7 +20,7 @@ import kotlin.Unit
  * [AudioServer.getBusEffectInstance].
  */
 @GodotBaseType
-public open class AudioEffectInstance : RefCounted() {
+public abstract class AudioEffectInstance : RefCounted() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(62, scriptIndex)
   }
@@ -32,7 +32,7 @@ public open class AudioEffectInstance : RefCounted() {
    * been muted or cannot otherwise be heard.
    */
   public open fun _processSilence(): Boolean {
-    throw NotImplementedError("_processSilence is not implemented for AudioEffectInstance")
+    throw NotImplementedError("AudioEffectInstance::_processSilence is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectLimiter.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectLimiter.kt
index 7de014b8e..6391ca695 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectLimiter.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectLimiter.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -119,6 +120,13 @@ public open class AudioEffectLimiter : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectLimiter::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPanner.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPanner.kt
index 66268269e..e5f3799cc 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPanner.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPanner.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -50,6 +51,13 @@ public open class AudioEffectPanner : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectPanner::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPhaser.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPhaser.kt
index 26c230c02..e7e2a813b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPhaser.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPhaser.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -142,6 +143,13 @@ public open class AudioEffectPhaser : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectPhaser::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPitchShift.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPitchShift.kt
index db28ca081..ffd6a16cb 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPitchShift.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectPitchShift.kt
@@ -17,6 +17,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -103,6 +104,13 @@ public open class AudioEffectPitchShift : AudioEffect() {
     return FFTSize.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectPitchShift::_instantiate can't be called from the JVM.")
+  }
+
   public enum class FFTSize(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectRecord.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectRecord.kt
index e3f7b37d2..3231c21ac 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectRecord.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectRecord.kt
@@ -17,6 +17,7 @@ import godot.core.VariantParser.OBJECT
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -90,6 +91,13 @@ public open class AudioEffectRecord : AudioEffect() {
     return (TransferContext.readReturnValue(OBJECT) as AudioStreamWAV?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectRecord::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectReverb.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectReverb.kt
index a7cfd8cb2..e1bd7611f 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectReverb.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectReverb.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -210,6 +211,13 @@ public open class AudioEffectReverb : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectReverb::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectSpectrumAnalyzer.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectSpectrumAnalyzer.kt
index 89cc14f64..aa466adda 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectSpectrumAnalyzer.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectSpectrumAnalyzer.kt
@@ -17,6 +17,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -103,6 +104,13 @@ public open class AudioEffectSpectrumAnalyzer : AudioEffect() {
     return FFTSize.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectSpectrumAnalyzer::_instantiate can't be called from the JVM.")
+  }
+
   public enum class FFTSize(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectStereoEnhance.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectStereoEnhance.kt
index f9bbd5a6b..fe5b83f4a 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectStereoEnhance.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioEffectStereoEnhance.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -97,6 +98,13 @@ public open class AudioEffectStereoEnhance : AudioEffect() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _instantiate(): AudioEffectInstance? {
+    throw NotImplementedError("AudioEffectStereoEnhance::_instantiate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStream.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStream.kt
index 862d03ff3..10b137406 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStream.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStream.kt
@@ -45,14 +45,14 @@ public open class AudioStream : Resource() {
    * new [AudioStreamPlayback] created when the stream is played (such as by an [AudioStreamPlayer]).
    */
   public open fun _instantiatePlayback(): AudioStreamPlayback? {
-    throw NotImplementedError("_instantiatePlayback is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_instantiatePlayback is not implemented.")
   }
 
   /**
    * Override this method to customize the name assigned to this audio stream. Unused by the engine.
    */
   public open fun _getStreamName(): String {
-    throw NotImplementedError("_getStreamName is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_getStreamName is not implemented.")
   }
 
   /**
@@ -60,7 +60,7 @@ public open class AudioStream : Resource() {
    * of this audio stream, in seconds.
    */
   public open fun _getLength(): Double {
-    throw NotImplementedError("_getLength is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_getLength is not implemented.")
   }
 
   /**
@@ -68,7 +68,7 @@ public open class AudioStream : Resource() {
    * this audio stream only supports one channel.
    */
   public open fun _isMonophonic(): Boolean {
-    throw NotImplementedError("_isMonophonic is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_isMonophonic is not implemented.")
   }
 
   /**
@@ -79,7 +79,7 @@ public open class AudioStream : Resource() {
    * ([AudioStreamWAV.mixRate], for example).
    */
   public open fun _getBpm(): Double {
-    throw NotImplementedError("_getBpm is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_getBpm is not implemented.")
   }
 
   /**
@@ -90,7 +90,7 @@ public open class AudioStream : Resource() {
    * ([AudioStreamWAV.mixRate], for example).
    */
   public open fun _getBeatCount(): Int {
-    throw NotImplementedError("_getBeatCount is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_getBeatCount is not implemented.")
   }
 
   /**
@@ -99,21 +99,21 @@ public open class AudioStream : Resource() {
    * for this parameter must be added tho each dictionary in "default_value" field.
    */
   public open fun _getParameterList(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getParameterList is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_getParameterList is not implemented.")
   }
 
   /**
    * Override this method to return `true` if this stream has a loop.
    */
   public open fun _hasLoop(): Boolean {
-    throw NotImplementedError("_hasLoop is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_hasLoop is not implemented.")
   }
 
   /**
    * Override this method to return the bar beats of this stream.
    */
   public open fun _getBarBeats(): Int {
-    throw NotImplementedError("_getBarBeats is not implemented for AudioStream")
+    throw NotImplementedError("AudioStream::_getBarBeats is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamGeneratorPlayback.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamGeneratorPlayback.kt
index c20240826..0f9c849e8 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamGeneratorPlayback.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamGeneratorPlayback.kt
@@ -18,8 +18,10 @@ import godot.core.VariantParser.PACKED_VECTOR2_ARRAY
 import godot.core.VariantParser.VECTOR2
 import godot.core.Vector2
 import kotlin.Boolean
+import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -94,6 +96,13 @@ public open class AudioStreamGeneratorPlayback internal constructor() :
     TransferContext.callMethod(ptr, MethodBindings.clearBufferPtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getStreamSamplingRate(): Float {
+    throw NotImplementedError("AudioStreamGeneratorPlayback::_getStreamSamplingRate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlayback.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlayback.kt
index d82f7ec56..a95c76030 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlayback.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlayback.kt
@@ -34,7 +34,7 @@ import kotlin.jvm.JvmOverloads
  * usage.
  */
 @GodotBaseType
-public open class AudioStreamPlayback : RefCounted() {
+public abstract class AudioStreamPlayback : RefCounted() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(87, scriptIndex)
   }
@@ -44,7 +44,7 @@ public open class AudioStreamPlayback : RefCounted() {
    * such as by calling [AudioStreamPlayer.play].
    */
   public open fun _start(fromPos: Double): Unit {
-    throw NotImplementedError("_start is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_start is not implemented.")
   }
 
   /**
@@ -52,7 +52,7 @@ public open class AudioStreamPlayback : RefCounted() {
    * [AudioStreamPlayer.stop].
    */
   public open fun _stop(): Unit {
-    throw NotImplementedError("_stop is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_stop is not implemented.")
   }
 
   /**
@@ -60,7 +60,7 @@ public open class AudioStreamPlayback : RefCounted() {
    * stream.
    */
   public open fun _isPlaying(): Boolean {
-    throw NotImplementedError("_isPlaying is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_isPlaying is not implemented.")
   }
 
   /**
@@ -68,14 +68,14 @@ public open class AudioStreamPlayback : RefCounted() {
    * playbacks always return `0`.
    */
   public open fun _getLoopCount(): Int {
-    throw NotImplementedError("_getLoopCount is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_getLoopCount is not implemented.")
   }
 
   /**
    * Overridable method. Should return the current progress along the audio stream, in seconds.
    */
   public open fun _getPlaybackPosition(): Double {
-    throw NotImplementedError("_getPlaybackPosition is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_getPlaybackPosition is not implemented.")
   }
 
   /**
@@ -83,7 +83,7 @@ public open class AudioStreamPlayback : RefCounted() {
    * [position], such as by calling [AudioStreamPlayer.seek].
    */
   public open fun _seek(position: Double): Unit {
-    throw NotImplementedError("_seek is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_seek is not implemented.")
   }
 
   /**
@@ -92,21 +92,21 @@ public open class AudioStreamPlayback : RefCounted() {
    * method to "tag" the current position along the audio stream and display it in a preview.
    */
   public open fun _tagUsedStreams(): Unit {
-    throw NotImplementedError("_tagUsedStreams is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_tagUsedStreams is not implemented.")
   }
 
   /**
    * Set the current value of a playback parameter by name (see [AudioStream.GetParameterList]).
    */
   public open fun _setParameter(name: StringName, `value`: Any?): Unit {
-    throw NotImplementedError("_setParameter is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_setParameter is not implemented.")
   }
 
   /**
    * Return the current value of a playback parameter by name (see [AudioStream.GetParameterList]).
    */
   public open fun _getParameter(name: StringName): Any? {
-    throw NotImplementedError("_getParameter is not implemented for AudioStreamPlayback")
+    throw NotImplementedError("AudioStreamPlayback::_getParameter is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackOggVorbis.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackOggVorbis.kt
index b80ec4aa2..e54c32bf4 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackOggVorbis.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackOggVorbis.kt
@@ -7,7 +7,9 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -17,6 +19,13 @@ public open class AudioStreamPlaybackOggVorbis : AudioStreamPlaybackResampled()
     createNativeObject(89, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getStreamSamplingRate(): Float {
+    throw NotImplementedError("AudioStreamPlaybackOggVorbis::_getStreamSamplingRate can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackResampled.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackResampled.kt
index 0f32dc2e1..8982f84c1 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackResampled.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/AudioStreamPlaybackResampled.kt
@@ -13,19 +13,16 @@ import godot.common.interop.VoidPtr
 import godot.core.VariantParser.NIL
 import kotlin.Float
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class AudioStreamPlaybackResampled : AudioStreamPlayback() {
+public abstract class AudioStreamPlaybackResampled : AudioStreamPlayback() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(92, scriptIndex)
   }
 
-  public open fun _getStreamSamplingRate(): Float {
-    throw NotImplementedError("_getStreamSamplingRate is not implemented for AudioStreamPlaybackResampled")
-  }
+  public abstract fun _getStreamSamplingRate(): Float
 
   public final fun beginResample(): Unit {
     TransferContext.writeArguments()
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseButton.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseButton.kt
index c6902a85e..37188745a 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseButton.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseButton.kt
@@ -192,14 +192,14 @@ public open class BaseButton : Control() {
    * [toggleMode] is active), use [_toggled] instead.
    */
   public open fun _pressed(): Unit {
-    throw NotImplementedError("_pressed is not implemented for BaseButton")
+    throw NotImplementedError("BaseButton::_pressed is not implemented.")
   }
 
   /**
    * Called when the button is toggled (only if [toggleMode] is active).
    */
   public open fun _toggled(toggledOn: Boolean): Unit {
-    throw NotImplementedError("_toggled is not implemented for BaseButton")
+    throw NotImplementedError("BaseButton::_toggled is not implemented.")
   }
 
   public final fun setPressed(pressed: Boolean): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseMaterial3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseMaterial3D.kt
index 456045a7f..aaf040741 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseMaterial3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/BaseMaterial3D.kt
@@ -13,6 +13,7 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.COLOR
 import godot.core.VariantParser.DOUBLE
@@ -26,6 +27,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -2591,6 +2593,20 @@ public open class BaseMaterial3D internal constructor() : Material() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("BaseMaterial3D::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("BaseMaterial3D::_getShaderMode can't be called from the JVM.")
+  }
+
   public enum class TextureParam(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraFeed.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraFeed.kt
index a472c11a6..483b77c0b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraFeed.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraFeed.kt
@@ -123,14 +123,14 @@ public open class CameraFeed : RefCounted() {
    * Called when the camera feed is activated.
    */
   public open fun _activateFeed(): Boolean {
-    throw NotImplementedError("_activateFeed is not implemented for CameraFeed")
+    throw NotImplementedError("CameraFeed::_activateFeed is not implemented.")
   }
 
   /**
    * Called when the camera feed is deactivated.
    */
   public open fun _deactivateFeed(): Unit {
-    throw NotImplementedError("_deactivateFeed is not implemented for CameraFeed")
+    throw NotImplementedError("CameraFeed::_deactivateFeed is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraTexture.kt
index 45b82a80c..556342eea 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CameraTexture.kt
@@ -16,6 +16,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -98,6 +99,20 @@ public open class CameraTexture : Texture2D() {
     return (TransferContext.readReturnValue(BOOL) as Boolean)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CameraTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CameraTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItem.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItem.kt
index 64c898a0b..efe469e6c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItem.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItem.kt
@@ -377,7 +377,7 @@ public open class CanvasItem internal constructor() : Node() {
    * Corresponds to the [NOTIFICATION_DRAW] notification in [Object.Notification].
    */
   public open fun _draw(): Unit {
-    throw NotImplementedError("_draw is not implemented for CanvasItem")
+    throw NotImplementedError("CanvasItem::_draw is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItemMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItemMaterial.kt
index 73f35a1e7..204f18099 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItemMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasItemMaterial.kt
@@ -10,12 +10,14 @@ import godot.`annotation`.GodotBaseType
 import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
+import godot.core.RID
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.LONG
 import godot.core.VariantParser.NIL
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -179,6 +181,20 @@ public open class CanvasItemMaterial : Material() {
     return (TransferContext.readReturnValue(BOOL) as Boolean)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("CanvasItemMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("CanvasItemMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public enum class BlendMode(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasTexture.kt
index 119f02bc1..58b7adaf5 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CanvasTexture.kt
@@ -22,6 +22,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -238,6 +239,20 @@ public open class CanvasTexture : Texture2D() {
     return CanvasItem.TextureRepeat.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CanvasTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CanvasTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CodeEdit.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CodeEdit.kt
index a7aae2286..9b234e2f0 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CodeEdit.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CodeEdit.kt
@@ -347,7 +347,7 @@ public open class CodeEdit : TextEdit() {
    * `true`, any existing text should be replaced.
    */
   public open fun _confirmCodeCompletion(replace: Boolean): Unit {
-    throw NotImplementedError("_confirmCodeCompletion is not implemented for CodeEdit")
+    throw NotImplementedError("CodeEdit::_confirmCodeCompletion is not implemented.")
   }
 
   /**
@@ -355,7 +355,7 @@ public open class CodeEdit : TextEdit() {
    * is `true`, any checks should be bypassed.
    */
   public open fun _requestCodeCompletion(force: Boolean): Unit {
-    throw NotImplementedError("_requestCodeCompletion is not implemented for CodeEdit")
+    throw NotImplementedError("CodeEdit::_requestCodeCompletion is not implemented.")
   }
 
   /**
@@ -366,7 +366,7 @@ public open class CodeEdit : TextEdit() {
    */
   public open fun _filterCodeCompletionCandidates(candidates: VariantArray<Dictionary<Any?, Any?>>):
       VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_filterCodeCompletionCandidates is not implemented for CodeEdit")
+    throw NotImplementedError("CodeEdit::_filterCodeCompletionCandidates is not implemented.")
   }
 
   public final fun setIndentSize(size: Int): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject2D.kt
index a01942b8b..0cc4cd89f 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject2D.kt
@@ -177,7 +177,7 @@ public open class CollisionObject2D internal constructor() : Node2D() {
     event: InputEvent?,
     shapeIdx: Int,
   ): Unit {
-    throw NotImplementedError("_inputEvent is not implemented for CollisionObject2D")
+    throw NotImplementedError("CollisionObject2D::_inputEvent is not implemented.")
   }
 
   /**
@@ -186,7 +186,7 @@ public open class CollisionObject2D internal constructor() : Node2D() {
    * shapes within a single [CollisionObject2D] won't cause this function to be called.
    */
   public open fun _mouseEnter(): Unit {
-    throw NotImplementedError("_mouseEnter is not implemented for CollisionObject2D")
+    throw NotImplementedError("CollisionObject2D::_mouseEnter is not implemented.")
   }
 
   /**
@@ -195,7 +195,7 @@ public open class CollisionObject2D internal constructor() : Node2D() {
    * within a single [CollisionObject2D] won't cause this function to be called.
    */
   public open fun _mouseExit(): Unit {
-    throw NotImplementedError("_mouseExit is not implemented for CollisionObject2D")
+    throw NotImplementedError("CollisionObject2D::_mouseExit is not implemented.")
   }
 
   /**
@@ -204,7 +204,7 @@ public open class CollisionObject2D internal constructor() : Node2D() {
    * be `true` and at least one [collisionLayer] bit to be called.
    */
   public open fun _mouseShapeEnter(shapeIdx: Int): Unit {
-    throw NotImplementedError("_mouseShapeEnter is not implemented for CollisionObject2D")
+    throw NotImplementedError("CollisionObject2D::_mouseShapeEnter is not implemented.")
   }
 
   /**
@@ -213,7 +213,7 @@ public open class CollisionObject2D internal constructor() : Node2D() {
    * bit to be called.
    */
   public open fun _mouseShapeExit(shapeIdx: Int): Unit {
-    throw NotImplementedError("_mouseShapeExit is not implemented for CollisionObject2D")
+    throw NotImplementedError("CollisionObject2D::_mouseShapeExit is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject3D.kt
index 9dd10d75c..e1c0067bc 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CollisionObject3D.kt
@@ -176,7 +176,7 @@ public open class CollisionObject3D internal constructor() : Node3D() {
     normal: Vector3,
     shapeIdx: Int,
   ): Unit {
-    throw NotImplementedError("_inputEvent is not implemented for CollisionObject3D")
+    throw NotImplementedError("CollisionObject3D::_inputEvent is not implemented.")
   }
 
   /**
@@ -185,7 +185,7 @@ public open class CollisionObject3D internal constructor() : Node3D() {
    * shapes within a single [CollisionObject3D] won't cause this function to be called.
    */
   public open fun _mouseEnter(): Unit {
-    throw NotImplementedError("_mouseEnter is not implemented for CollisionObject3D")
+    throw NotImplementedError("CollisionObject3D::_mouseEnter is not implemented.")
   }
 
   /**
@@ -194,7 +194,7 @@ public open class CollisionObject3D internal constructor() : Node3D() {
    * within a single [CollisionObject3D] won't cause this function to be called.
    */
   public open fun _mouseExit(): Unit {
-    throw NotImplementedError("_mouseExit is not implemented for CollisionObject3D")
+    throw NotImplementedError("CollisionObject3D::_mouseExit is not implemented.")
   }
 
   public final fun setCollisionLayer(layer: Long): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompositorEffect.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompositorEffect.kt
index f0d240603..dae6245a0 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompositorEffect.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompositorEffect.kt
@@ -167,7 +167,7 @@ public open class CompositorEffect : Resource() {
    * access to the rendering state, it is only valid during rendering and should not be stored.
    */
   public open fun _renderCallback(effectCallbackType: Int, renderData: RenderData?): Unit {
-    throw NotImplementedError("_renderCallback is not implemented for CompositorEffect")
+    throw NotImplementedError("CompositorEffect::_renderCallback is not implemented.")
   }
 
   public final fun setEnabled(enabled: Boolean): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture2D.kt
index 419d4ee63..f9c3066cd 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture2D.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.LONG
 import godot.core.VariantParser.STRING
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -72,6 +73,20 @@ public open class CompressedTexture2D : Texture2D() {
     return (TransferContext.readReturnValue(STRING) as String)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CompressedTexture2D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CompressedTexture2D::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture3D.kt
index 220036425..a811b6661 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTexture3D.kt
@@ -11,10 +11,13 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Error
+import godot.core.VariantArray
 import godot.core.VariantParser.LONG
 import godot.core.VariantParser.STRING
+import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -60,6 +63,48 @@ public open class CompressedTexture3D : Texture3D() {
     return (TransferContext.readReturnValue(STRING) as String)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("CompressedTexture3D::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CompressedTexture3D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CompressedTexture3D::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDepth(): Int {
+    throw NotImplementedError("CompressedTexture3D::_getDepth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("CompressedTexture3D::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getData(): VariantArray<Image> {
+    throw NotImplementedError("CompressedTexture3D::_getData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTextureLayered.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTextureLayered.kt
index 88be4bb2f..3d8e13e5a 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTextureLayered.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CompressedTextureLayered.kt
@@ -13,8 +13,10 @@ import godot.common.interop.VoidPtr
 import godot.core.Error
 import godot.core.VariantParser.LONG
 import godot.core.VariantParser.STRING
+import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -53,6 +55,55 @@ public open class CompressedTextureLayered internal constructor() : TextureLayer
     return (TransferContext.readReturnValue(STRING) as String)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("CompressedTextureLayered::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayeredType(): Long {
+    throw NotImplementedError("CompressedTextureLayered::_getLayeredType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CompressedTextureLayered::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CompressedTextureLayered::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayers(): Int {
+    throw NotImplementedError("CompressedTextureLayered::_getLayers can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("CompressedTextureLayered::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayerData(layerIndex: Int): Image? {
+    throw NotImplementedError("CompressedTextureLayered::_getLayerData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Container.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Container.kt
index 36eee495c..7c8ff9efd 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Container.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Container.kt
@@ -51,7 +51,7 @@ public open class Container : Control() {
    * value is always implicitly allowed.
    */
   public open fun _getAllowedSizeFlagsHorizontal(): PackedInt32Array {
-    throw NotImplementedError("_getAllowedSizeFlagsHorizontal is not implemented for Container")
+    throw NotImplementedError("Container::_getAllowedSizeFlagsHorizontal is not implemented.")
   }
 
   /**
@@ -63,7 +63,7 @@ public open class Container : Control() {
    * value is always implicitly allowed.
    */
   public open fun _getAllowedSizeFlagsVertical(): PackedInt32Array {
-    throw NotImplementedError("_getAllowedSizeFlagsVertical is not implemented for Container")
+    throw NotImplementedError("Container::_getAllowedSizeFlagsVertical is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Control.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Control.kt
index 5b74ae008..80f5370eb 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Control.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Control.kt
@@ -863,7 +863,7 @@ public open class Control : CanvasItem() {
    * `Rect2(Vector2.ZERO, size).has_point(point)`.
    */
   public open fun _hasPoint(point: Vector2): Boolean {
-    throw NotImplementedError("_hasPoint is not implemented for Control")
+    throw NotImplementedError("Control::_hasPoint is not implemented.")
   }
 
   /**
@@ -875,7 +875,7 @@ public open class Control : CanvasItem() {
    */
   public open fun _structuredTextParser(args: VariantArray<Any?>, text: String):
       VariantArray<Vector3i> {
-    throw NotImplementedError("_structuredTextParser is not implemented for Control")
+    throw NotImplementedError("Control::_structuredTextParser is not implemented.")
   }
 
   /**
@@ -890,7 +890,7 @@ public open class Control : CanvasItem() {
    * used with most basic GUI nodes, like [Control], [Container], [Panel] etc.
    */
   public open fun _getMinimumSize(): Vector2 {
-    throw NotImplementedError("_getMinimumSize is not implemented for Control")
+    throw NotImplementedError("Control::_getMinimumSize is not implemented.")
   }
 
   /**
@@ -902,7 +902,7 @@ public open class Control : CanvasItem() {
    * no tooltip is displayed.
    */
   public open fun _getTooltip(atPosition: Vector2): String {
-    throw NotImplementedError("_getTooltip is not implemented for Control")
+    throw NotImplementedError("Control::_getTooltip is not implemented.")
   }
 
   /**
@@ -935,7 +935,7 @@ public open class Control : CanvasItem() {
    * ```
    */
   public open fun _getDragData(atPosition: Vector2): Any? {
-    throw NotImplementedError("_getDragData is not implemented for Control")
+    throw NotImplementedError("Control::_getDragData is not implemented.")
   }
 
   /**
@@ -964,7 +964,7 @@ public open class Control : CanvasItem() {
    * ```
    */
   public open fun _canDropData(atPosition: Vector2, `data`: Any?): Boolean {
-    throw NotImplementedError("_canDropData is not implemented for Control")
+    throw NotImplementedError("Control::_canDropData is not implemented.")
   }
 
   /**
@@ -996,7 +996,7 @@ public open class Control : CanvasItem() {
    * ```
    */
   public open fun _dropData(atPosition: Vector2, `data`: Any?): Unit {
-    throw NotImplementedError("_dropData is not implemented for Control")
+    throw NotImplementedError("Control::_dropData is not implemented.")
   }
 
   /**
@@ -1066,7 +1066,7 @@ public open class Control : CanvasItem() {
    * ```
    */
   public open fun _makeCustomTooltip(forText: String): Object? {
-    throw NotImplementedError("_makeCustomTooltip is not implemented for Control")
+    throw NotImplementedError("Control::_makeCustomTooltip is not implemented.")
   }
 
   /**
@@ -1114,7 +1114,7 @@ public open class Control : CanvasItem() {
    * **Note:** The [event]'s position is relative to this control's origin.
    */
   public open fun _guiInput(event: InputEvent?): Unit {
-    throw NotImplementedError("_guiInput is not implemented for Control")
+    throw NotImplementedError("Control::_guiInput is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveTexture.kt
index 1827886dc..514c3d071 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveTexture.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import godot.core.VariantParser.OBJECT
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -95,6 +96,20 @@ public open class CurveTexture : Texture2D() {
     return TextureMode.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CurveTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CurveTexture::_getHeight can't be called from the JVM.")
+  }
+
   public enum class TextureMode(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveXYZTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveXYZTexture.kt
index f8e2c6353..b5f51c2de 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveXYZTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/CurveXYZTexture.kt
@@ -14,6 +14,7 @@ import godot.core.VariantParser.LONG
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser.OBJECT
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -116,6 +117,20 @@ public open class CurveXYZTexture : Texture2D() {
     return (TransferContext.readReturnValue(OBJECT) as Curve?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("CurveXYZTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("CurveXYZTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/EngineProfiler.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/EngineProfiler.kt
index 47845bb9a..fb7c5f73f 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/EngineProfiler.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/EngineProfiler.kt
@@ -32,14 +32,14 @@ public open class EngineProfiler : RefCounted() {
    * Called when the profiler is enabled/disabled, along with a set of [options].
    */
   public open fun _toggle(enable: Boolean, options: VariantArray<Any?>): Unit {
-    throw NotImplementedError("_toggle is not implemented for EngineProfiler")
+    throw NotImplementedError("EngineProfiler::_toggle is not implemented.")
   }
 
   /**
    * Called when data is added to profiler using [EngineDebugger.profilerAddFrameData].
    */
   public open fun _addFrame(`data`: VariantArray<Any?>): Unit {
-    throw NotImplementedError("_addFrame is not implemented for EngineProfiler")
+    throw NotImplementedError("EngineProfiler::_addFrame is not implemented.")
   }
 
   /**
@@ -53,7 +53,7 @@ public open class EngineProfiler : RefCounted() {
     physicsTime: Double,
     physicsFrameTime: Double,
   ): Unit {
-    throw NotImplementedError("_tick is not implemented for EngineProfiler")
+    throw NotImplementedError("EngineProfiler::_tick is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ExternalTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ExternalTexture.kt
index 2fe9db188..e756bd2fe 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ExternalTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ExternalTexture.kt
@@ -18,6 +18,7 @@ import godot.core.VariantParser.VECTOR2
 import godot.core.Vector2
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -105,6 +106,20 @@ public open class ExternalTexture : Texture2D() {
     TransferContext.callMethod(ptr, MethodBindings.setExternalBufferIdPtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("ExternalTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("ExternalTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/FogMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/FogMaterial.kt
index 8a08c1f3f..064c40ba9 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/FogMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/FogMaterial.kt
@@ -13,6 +13,7 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
 import godot.core.VariantParser.COLOR
 import godot.core.VariantParser.DOUBLE
 import godot.core.VariantParser.NIL
@@ -20,6 +21,7 @@ import godot.core.VariantParser.OBJECT
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -241,6 +243,20 @@ public open class FogMaterial : Material() {
     return (TransferContext.readReturnValue(OBJECT) as Texture3D?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("FogMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("FogMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GLTFDocumentExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GLTFDocumentExtension.kt
index c600a89ba..3cc6ab9d7 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GLTFDocumentExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GLTFDocumentExtension.kt
@@ -47,7 +47,7 @@ public open class GLTFDocumentExtension : Resource() {
    * instance. If not overridden, [OK] is returned.
    */
   public open fun _importPreflight(state: GLTFState?, extensions: PackedStringArray): Error {
-    throw NotImplementedError("_importPreflight is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_importPreflight is not implemented.")
   }
 
   /**
@@ -58,7 +58,7 @@ public open class GLTFDocumentExtension : Resource() {
    * used to validate if a glTF file with required extensions can be loaded.
    */
   public open fun _getSupportedExtensions(): PackedStringArray {
-    throw NotImplementedError("_getSupportedExtensions is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_getSupportedExtensions is not implemented.")
   }
 
   /**
@@ -74,7 +74,7 @@ public open class GLTFDocumentExtension : Resource() {
     gltfNode: GLTFNode?,
     extensions: Dictionary<Any?, Any?>,
   ): Error {
-    throw NotImplementedError("_parseNodeExtensions is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_parseNodeExtensions is not implemented.")
   }
 
   /**
@@ -90,7 +90,7 @@ public open class GLTFDocumentExtension : Resource() {
     mimeType: String,
     retImage: Image?,
   ): Error {
-    throw NotImplementedError("_parseImageData is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_parseImageData is not implemented.")
   }
 
   /**
@@ -101,7 +101,7 @@ public open class GLTFDocumentExtension : Resource() {
    * the image into a PNG file.
    */
   public open fun _getImageFileExtension(): String {
-    throw NotImplementedError("_getImageFileExtension is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_getImageFileExtension is not implemented.")
   }
 
   /**
@@ -116,7 +116,7 @@ public open class GLTFDocumentExtension : Resource() {
     textureJson: Dictionary<Any?, Any?>,
     retGltfTexture: GLTFTexture?,
   ): Error {
-    throw NotImplementedError("_parseTextureJson is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_parseTextureJson is not implemented.")
   }
 
   /**
@@ -143,7 +143,7 @@ public open class GLTFDocumentExtension : Resource() {
     splitJsonPointer: PackedStringArray,
     partialPaths: VariantArray<NodePath>,
   ): GLTFObjectModelProperty? {
-    throw NotImplementedError("_importObjectModelProperty is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_importObjectModelProperty is not implemented.")
   }
 
   /**
@@ -154,7 +154,7 @@ public open class GLTFDocumentExtension : Resource() {
    * before generating the scene or any of its nodes.
    */
   public open fun _importPostParse(state: GLTFState?): Error {
-    throw NotImplementedError("_importPostParse is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_importPostParse is not implemented.")
   }
 
   /**
@@ -165,7 +165,7 @@ public open class GLTFDocumentExtension : Resource() {
    * generating the nodes and then running the final per-node import step.
    */
   public open fun _importPreGenerate(state: GLTFState?): Error {
-    throw NotImplementedError("_importPreGenerate is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_importPreGenerate is not implemented.")
   }
 
   /**
@@ -183,7 +183,7 @@ public open class GLTFDocumentExtension : Resource() {
     gltfNode: GLTFNode?,
     sceneParent: Node?,
   ): Node3D? {
-    throw NotImplementedError("_generateSceneNode is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_generateSceneNode is not implemented.")
   }
 
   /**
@@ -198,7 +198,7 @@ public open class GLTFDocumentExtension : Resource() {
     json: Dictionary<Any?, Any?>,
     node: Node?,
   ): Error {
-    throw NotImplementedError("_importNode is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_importNode is not implemented.")
   }
 
   /**
@@ -208,7 +208,7 @@ public open class GLTFDocumentExtension : Resource() {
    * This method can be used to modify the final Godot scene generated by the import process.
    */
   public open fun _importPost(state: GLTFState?, root: Node?): Error {
-    throw NotImplementedError("_importPost is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_importPost is not implemented.")
   }
 
   /**
@@ -220,7 +220,7 @@ public open class GLTFDocumentExtension : Resource() {
    * instance. If not overridden, [OK] is returned.
    */
   public open fun _exportPreflight(state: GLTFState?, root: Node?): Error {
-    throw NotImplementedError("_exportPreflight is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_exportPreflight is not implemented.")
   }
 
   /**
@@ -235,7 +235,7 @@ public open class GLTFDocumentExtension : Resource() {
     gltfNode: GLTFNode?,
     sceneNode: Node?,
   ): Unit {
-    throw NotImplementedError("_convertSceneNode is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_convertSceneNode is not implemented.")
   }
 
   /**
@@ -246,7 +246,7 @@ public open class GLTFDocumentExtension : Resource() {
    * any additional data from the scene tree.
    */
   public open fun _exportPostConvert(state: GLTFState?, root: Node?): Error {
-    throw NotImplementedError("_exportPostConvert is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_exportPostConvert is not implemented.")
   }
 
   /**
@@ -258,7 +258,7 @@ public open class GLTFDocumentExtension : Resource() {
    * [GLTFDocument.writeToFilesystem].
    */
   public open fun _exportPreserialize(state: GLTFState?): Error {
-    throw NotImplementedError("_exportPreserialize is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_exportPreserialize is not implemented.")
   }
 
   /**
@@ -287,7 +287,7 @@ public open class GLTFDocumentExtension : Resource() {
     targetObject: Object?,
     targetDepth: Int,
   ): GLTFObjectModelProperty? {
-    throw NotImplementedError("_exportObjectModelProperty is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_exportObjectModelProperty is not implemented.")
   }
 
   /**
@@ -302,7 +302,7 @@ public open class GLTFDocumentExtension : Resource() {
    * slider will be displayed.
    */
   public open fun _getSaveableImageFormats(): PackedStringArray {
-    throw NotImplementedError("_getSaveableImageFormats is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_getSaveableImageFormats is not implemented.")
   }
 
   /**
@@ -324,7 +324,7 @@ public open class GLTFDocumentExtension : Resource() {
     imageFormat: String,
     lossyQuality: Float,
   ): PackedByteArray {
-    throw NotImplementedError("_serializeImageToBytes is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_serializeImageToBytes is not implemented.")
   }
 
   /**
@@ -342,7 +342,7 @@ public open class GLTFDocumentExtension : Resource() {
     imageFormat: String,
     lossyQuality: Float,
   ): Error {
-    throw NotImplementedError("_saveImageAtPath is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_saveImageAtPath is not implemented.")
   }
 
   /**
@@ -360,7 +360,7 @@ public open class GLTFDocumentExtension : Resource() {
     gltfTexture: GLTFTexture?,
     imageFormat: String,
   ): Error {
-    throw NotImplementedError("_serializeTextureJson is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_serializeTextureJson is not implemented.")
   }
 
   /**
@@ -379,7 +379,7 @@ public open class GLTFDocumentExtension : Resource() {
     json: Dictionary<Any?, Any?>,
     node: Node?,
   ): Error {
-    throw NotImplementedError("_exportNode is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_exportNode is not implemented.")
   }
 
   /**
@@ -389,7 +389,7 @@ public open class GLTFDocumentExtension : Resource() {
    * This method can be used to modify the final JSON of the generated glTF file.
    */
   public open fun _exportPost(state: GLTFState?): Error {
-    throw NotImplementedError("_exportPost is not implemented for GLTFDocumentExtension")
+    throw NotImplementedError("GLTFDocumentExtension::_exportPost is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture1D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture1D.kt
index 9a62aa51e..ee92eeb3e 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture1D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture1D.kt
@@ -16,6 +16,7 @@ import godot.core.VariantParser.NIL
 import godot.core.VariantParser.OBJECT
 import kotlin.Boolean
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -95,6 +96,20 @@ public open class GradientTexture1D : Texture2D() {
     return (TransferContext.readReturnValue(BOOL) as Boolean)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("GradientTexture1D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("GradientTexture1D::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture2D.kt
index 2a8ee5087..601dbf404 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GradientTexture2D.kt
@@ -21,6 +21,7 @@ import godot.core.Vector2
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -264,6 +265,20 @@ public open class GradientTexture2D : Texture2D() {
     return Repeat.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("GradientTexture2D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("GradientTexture2D::_getHeight can't be called from the JVM.")
+  }
+
   public enum class Fill(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphEdit.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphEdit.kt
index 4867f3ed2..d6606240a 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphEdit.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphEdit.kt
@@ -548,7 +548,7 @@ public open class GraphEdit : Control() {
     inPort: Int,
     mousePosition: Vector2,
   ): Boolean {
-    throw NotImplementedError("_isInInputHotzone is not implemented for GraphEdit")
+    throw NotImplementedError("GraphEdit::_isInInputHotzone is not implemented.")
   }
 
   /**
@@ -573,7 +573,7 @@ public open class GraphEdit : Control() {
     inPort: Int,
     mousePosition: Vector2,
   ): Boolean {
-    throw NotImplementedError("_isInOutputHotzone is not implemented for GraphEdit")
+    throw NotImplementedError("GraphEdit::_isInOutputHotzone is not implemented.")
   }
 
   /**
@@ -581,7 +581,7 @@ public open class GraphEdit : Control() {
    */
   public open fun _getConnectionLine(fromPosition: Vector2, toPosition: Vector2):
       PackedVector2Array {
-    throw NotImplementedError("_getConnectionLine is not implemented for GraphEdit")
+    throw NotImplementedError("GraphEdit::_getConnectionLine is not implemented.")
   }
 
   /**
@@ -615,7 +615,7 @@ public open class GraphEdit : Control() {
     toNode: StringName,
     toPort: Int,
   ): Boolean {
-    throw NotImplementedError("_isNodeHoverValid is not implemented for GraphEdit")
+    throw NotImplementedError("GraphEdit::_isNodeHoverValid is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphNode.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphNode.kt
index bdd00b833..7ed2b44ab 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphNode.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/GraphNode.kt
@@ -92,7 +92,7 @@ public open class GraphNode : GraphElement() {
     left: Boolean,
     color: Color,
   ): Unit {
-    throw NotImplementedError("_drawPort is not implemented for GraphNode")
+    throw NotImplementedError("GraphNode::_drawPort is not implemented.")
   }
 
   public final fun setTitle(title: String): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageFormatLoaderExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageFormatLoaderExtension.kt
index dc95e905c..657277b8d 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageFormatLoaderExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageFormatLoaderExtension.kt
@@ -37,7 +37,7 @@ public open class ImageFormatLoaderExtension : ImageFormatLoader() {
    * be treated as image file and loaded using this class.
    */
   public open fun _getRecognizedExtensions(): PackedStringArray {
-    throw NotImplementedError("_getRecognizedExtensions is not implemented for ImageFormatLoaderExtension")
+    throw NotImplementedError("ImageFormatLoaderExtension::_getRecognizedExtensions is not implemented.")
   }
 
   /**
@@ -49,7 +49,7 @@ public open class ImageFormatLoaderExtension : ImageFormatLoader() {
     flags: ImageFormatLoader.LoaderFlags,
     scale: Float,
   ): Error {
-    throw NotImplementedError("_loadImage is not implemented for ImageFormatLoaderExtension")
+    throw NotImplementedError("ImageFormatLoaderExtension::_loadImage is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture.kt
index 903eca025..918aaa7f8 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture.kt
@@ -17,6 +17,7 @@ import godot.core.VariantParser.VECTOR2I
 import godot.core.Vector2i
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmStatic
@@ -111,6 +112,20 @@ public open class ImageTexture : Texture2D() {
     TransferContext.callMethod(ptr, MethodBindings.setSizeOverridePtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("ImageTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("ImageTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object {
     /**
      * Creates a new [ImageTexture] and initializes it by allocating and setting the data from an
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture3D.kt
index e2a280dd7..80ca68da5 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTexture3D.kt
@@ -19,6 +19,7 @@ import godot.core.VariantParser.NIL
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -63,6 +64,48 @@ public open class ImageTexture3D : Texture3D() {
     TransferContext.callMethod(ptr, MethodBindings.updatePtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("ImageTexture3D::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("ImageTexture3D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("ImageTexture3D::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDepth(): Int {
+    throw NotImplementedError("ImageTexture3D::_getDepth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("ImageTexture3D::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getData(): VariantArray<Image> {
+    throw NotImplementedError("ImageTexture3D::_getData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTextureLayered.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTextureLayered.kt
index 715c88bcd..34c11203b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTextureLayered.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImageTextureLayered.kt
@@ -16,8 +16,10 @@ import godot.core.VariantParser.ARRAY
 import godot.core.VariantParser.LONG
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser.OBJECT
+import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -94,6 +96,55 @@ public open class ImageTextureLayered internal constructor() : TextureLayered()
     TransferContext.callMethod(ptr, MethodBindings.updateLayerPtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("ImageTextureLayered::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayeredType(): Long {
+    throw NotImplementedError("ImageTextureLayered::_getLayeredType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("ImageTextureLayered::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("ImageTextureLayered::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayers(): Int {
+    throw NotImplementedError("ImageTextureLayered::_getLayers can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("ImageTextureLayered::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayerData(layerIndex: Int): Image? {
+    throw NotImplementedError("ImageTextureLayered::_getLayerData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImmediateMesh.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImmediateMesh.kt
index ca27d6be1..9f05cf891 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImmediateMesh.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ImmediateMesh.kt
@@ -10,8 +10,12 @@ import godot.`annotation`.GodotBaseType
 import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
+import godot.core.AABB
 import godot.core.Color
+import godot.core.Dictionary
 import godot.core.Plane
+import godot.core.StringName
+import godot.core.VariantArray
 import godot.core.VariantParser.COLOR
 import godot.core.VariantParser.LONG
 import godot.core.VariantParser.NIL
@@ -21,7 +25,10 @@ import godot.core.VariantParser.VECTOR2
 import godot.core.VariantParser.VECTOR3
 import godot.core.Vector2
 import godot.core.Vector3
+import kotlin.Any
 import kotlin.Int
+import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmOverloads
@@ -142,6 +149,104 @@ public open class ImmediateMesh : Mesh() {
     TransferContext.callMethod(ptr, MethodBindings.clearSurfacesPtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getSurfaceCount(): Int {
+    throw NotImplementedError("ImmediateMesh::_getSurfaceCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayLen(index: Int): Int {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetArrayLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayIndexLen(index: Int): Int {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetArrayIndexLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrays(index: Int): VariantArray<Any?> {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetBlendShapeArrays(index: Int): VariantArray<VariantArray<Any?>> {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetBlendShapeArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetLods(index: Int): Dictionary<Any?, Any?> {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetLods can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetFormat(index: Int): Long {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetPrimitiveType(index: Int): Long {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetPrimitiveType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceSetMaterial(index: Int, material: Material?): Unit {
+    throw NotImplementedError("ImmediateMesh::_surfaceSetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetMaterial(index: Int): Material? {
+    throw NotImplementedError("ImmediateMesh::_surfaceGetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeCount(): Int {
+    throw NotImplementedError("ImmediateMesh::_getBlendShapeCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeName(index: Int): StringName {
+    throw NotImplementedError("ImmediateMesh::_getBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _setBlendShapeName(index: Int, name: StringName): Unit {
+    throw NotImplementedError("ImmediateMesh::_setBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getAabb(): AABB {
+    throw NotImplementedError("ImmediateMesh::_getAabb can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MainLoop.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MainLoop.kt
index 60a114a28..9735d402f 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MainLoop.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MainLoop.kt
@@ -95,7 +95,7 @@ public open class MainLoop : Object() {
    * Called once during initialization.
    */
   public open fun _initialize(): Unit {
-    throw NotImplementedError("_initialize is not implemented for MainLoop")
+    throw NotImplementedError("MainLoop::_initialize is not implemented.")
   }
 
   /**
@@ -113,7 +113,7 @@ public open class MainLoop : Object() {
    * methods for this purpose instead, such as [Time.getTicksUsec].
    */
   public open fun _physicsProcess(delta: Double): Boolean {
-    throw NotImplementedError("_physicsProcess is not implemented for MainLoop")
+    throw NotImplementedError("MainLoop::_physicsProcess is not implemented.")
   }
 
   /**
@@ -131,14 +131,14 @@ public open class MainLoop : Object() {
    * methods for this purpose instead, such as [Time.getTicksUsec].
    */
   public open fun _process(delta: Double): Boolean {
-    throw NotImplementedError("_process is not implemented for MainLoop")
+    throw NotImplementedError("MainLoop::_process is not implemented.")
   }
 
   /**
    * Called before the program exits.
    */
   public open fun _finalize(): Unit {
-    throw NotImplementedError("_finalize is not implemented for MainLoop")
+    throw NotImplementedError("MainLoop::_finalize is not implemented.")
   }
 
   public companion object {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Material.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Material.kt
index 1ae7bafbc..951c94fa7 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Material.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Material.kt
@@ -31,7 +31,7 @@ import kotlin.jvm.JvmName
  * in GDExtension.
  */
 @GodotBaseType
-public open class Material : Resource() {
+public abstract class Material : Resource() {
   /**
    * Sets the render priority for objects in 3D scenes. Higher priority objects will be sorted in
    * front of lower priority objects. In other words, all objects with [renderPriority] `1` will render
@@ -78,24 +78,20 @@ public open class Material : Resource() {
    * Only exposed for the purpose of overriding. You cannot call this function directly. Used
    * internally by various editor tools. Used to access the RID of the [Material]'s [Shader].
    */
-  public open fun _getShaderRid(): RID {
-    throw NotImplementedError("_getShaderRid is not implemented for Material")
-  }
+  public abstract fun _getShaderRid(): RID
 
   /**
    * Only exposed for the purpose of overriding. You cannot call this function directly. Used
    * internally by various editor tools.
    */
-  public open fun _getShaderMode(): Shader.Mode {
-    throw NotImplementedError("_getShaderMode is not implemented for Material")
-  }
+  public abstract fun _getShaderMode(): Shader.Mode
 
   /**
    * Only exposed for the purpose of overriding. You cannot call this function directly. Used
    * internally to determine if [nextPass] should be shown in the editor or not.
    */
   public open fun _canDoNextPass(): Boolean {
-    throw NotImplementedError("_canDoNextPass is not implemented for Material")
+    throw NotImplementedError("Material::_canDoNextPass is not implemented.")
   }
 
   /**
@@ -103,7 +99,7 @@ public open class Material : Resource() {
    * internally to determine if [renderPriority] should be shown in the editor or not.
    */
   public open fun _canUseRenderPriority(): Boolean {
-    throw NotImplementedError("_canUseRenderPriority is not implemented for Material")
+    throw NotImplementedError("Material::_canUseRenderPriority is not implemented.")
   }
 
   public final fun setNextPass(nextPass: Material?): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Mesh.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Mesh.kt
index f58ad2428..c94215bb1 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Mesh.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Mesh.kt
@@ -31,7 +31,6 @@ import kotlin.Boolean
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmField
@@ -52,7 +51,7 @@ public infix fun Long.and(other: Mesh.ArrayFormat): Long = this.and(other.flag)
  * [RenderingServer.MAX_MESH_SURFACES].
  */
 @GodotBaseType
-public open class Mesh : Resource() {
+public abstract class Mesh : Resource() {
   /**
    * Sets a hint to be used for lightmap resolution.
    *
@@ -99,102 +98,74 @@ public open class Mesh : Resource() {
   /**
    * Virtual method to override the surface count for a custom class extending [Mesh].
    */
-  public open fun _getSurfaceCount(): Int {
-    throw NotImplementedError("_getSurfaceCount is not implemented for Mesh")
-  }
+  public abstract fun _getSurfaceCount(): Int
 
   /**
    * Virtual method to override the surface array length for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetArrayLen(index: Int): Int {
-    throw NotImplementedError("_surfaceGetArrayLen is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetArrayLen(index: Int): Int
 
   /**
    * Virtual method to override the surface array index length for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetArrayIndexLen(index: Int): Int {
-    throw NotImplementedError("_surfaceGetArrayIndexLen is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetArrayIndexLen(index: Int): Int
 
   /**
    * Virtual method to override the surface arrays for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetArrays(index: Int): VariantArray<Any?> {
-    throw NotImplementedError("_surfaceGetArrays is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetArrays(index: Int): VariantArray<Any?>
 
   /**
    * Virtual method to override the blend shape arrays for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetBlendShapeArrays(index: Int): VariantArray<VariantArray<Any?>> {
-    throw NotImplementedError("_surfaceGetBlendShapeArrays is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetBlendShapeArrays(index: Int): VariantArray<VariantArray<Any?>>
 
   /**
    * Virtual method to override the surface LODs for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetLods(index: Int): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_surfaceGetLods is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetLods(index: Int): Dictionary<Any?, Any?>
 
   /**
    * Virtual method to override the surface format for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetFormat(index: Int): Long {
-    throw NotImplementedError("_surfaceGetFormat is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetFormat(index: Int): Long
 
   /**
    * Virtual method to override the surface primitive type for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetPrimitiveType(index: Int): Long {
-    throw NotImplementedError("_surfaceGetPrimitiveType is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetPrimitiveType(index: Int): Long
 
   /**
    * Virtual method to override the setting of a [material] at the given [index] for a custom class
    * extending [Mesh].
    */
-  public open fun _surfaceSetMaterial(index: Int, material: Material?): Unit {
-    throw NotImplementedError("_surfaceSetMaterial is not implemented for Mesh")
-  }
+  public abstract fun _surfaceSetMaterial(index: Int, material: Material?): Unit
 
   /**
    * Virtual method to override the surface material for a custom class extending [Mesh].
    */
-  public open fun _surfaceGetMaterial(index: Int): Material? {
-    throw NotImplementedError("_surfaceGetMaterial is not implemented for Mesh")
-  }
+  public abstract fun _surfaceGetMaterial(index: Int): Material?
 
   /**
    * Virtual method to override the number of blend shapes for a custom class extending [Mesh].
    */
-  public open fun _getBlendShapeCount(): Int {
-    throw NotImplementedError("_getBlendShapeCount is not implemented for Mesh")
-  }
+  public abstract fun _getBlendShapeCount(): Int
 
   /**
    * Virtual method to override the retrieval of blend shape names for a custom class extending
    * [Mesh].
    */
-  public open fun _getBlendShapeName(index: Int): StringName {
-    throw NotImplementedError("_getBlendShapeName is not implemented for Mesh")
-  }
+  public abstract fun _getBlendShapeName(index: Int): StringName
 
   /**
    * Virtual method to override the names of blend shapes for a custom class extending [Mesh].
    */
-  public open fun _setBlendShapeName(index: Int, name: StringName): Unit {
-    throw NotImplementedError("_setBlendShapeName is not implemented for Mesh")
-  }
+  public abstract fun _setBlendShapeName(index: Int, name: StringName): Unit
 
   /**
    * Virtual method to override the [AABB] for a custom class extending [Mesh].
    */
-  public open fun _getAabb(): AABB {
-    throw NotImplementedError("_getAabb is not implemented for Mesh")
-  }
+  public abstract fun _getAabb(): AABB
 
   public final fun setLightmapSizeHint(size: Vector2i): Unit {
     TransferContext.writeArguments(VECTOR2I to size)
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MeshTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MeshTexture.kt
index eee9ecd05..1968bb307 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MeshTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MeshTexture.kt
@@ -17,6 +17,7 @@ import godot.core.VariantParser.OBJECT
 import godot.core.VariantParser.VECTOR2
 import godot.core.Vector2
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -124,6 +125,20 @@ public open class MeshTexture : Texture2D() {
     return (TransferContext.readReturnValue(OBJECT) as Texture2D?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("MeshTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("MeshTexture::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MovieWriter.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MovieWriter.kt
index b2a335144..9af6d69fc 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MovieWriter.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MovieWriter.kt
@@ -17,7 +17,6 @@ import godot.core.Vector2i
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
-import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -63,7 +62,7 @@ import kotlin.jvm.JvmStatic
  * [url=https://www.maartenbaert.be/simplescreenrecorder/]SimpleScreenRecorder[/url] instead.
  */
 @GodotBaseType
-public open class MovieWriter : Object() {
+public abstract class MovieWriter : Object() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(362, scriptIndex)
   }
@@ -73,18 +72,14 @@ public open class MovieWriter : Object() {
    * value returned must be specified in Hz. Defaults to 48000 Hz if [_getAudioMixRate] is not
    * overridden.
    */
-  public open fun _getAudioMixRate(): Long {
-    throw NotImplementedError("_getAudioMixRate is not implemented for MovieWriter")
-  }
+  public abstract fun _getAudioMixRate(): Long
 
   /**
    * Called when the audio speaker mode used for recording the audio is requested by the engine.
    * This can affect the number of output channels in the resulting audio file/stream. Defaults to
    * [AudioServer.SPEAKER_MODE_STEREO] if [_getAudioSpeakerMode] is not overridden.
    */
-  public open fun _getAudioSpeakerMode(): AudioServer.SpeakerMode {
-    throw NotImplementedError("_getAudioSpeakerMode is not implemented for MovieWriter")
-  }
+  public abstract fun _getAudioSpeakerMode(): AudioServer.SpeakerMode
 
   /**
    * Called when the engine determines whether this [MovieWriter] is able to handle the file at
@@ -99,9 +94,7 @@ public open class MovieWriter : Object() {
    *     return path.get_extension().to_lower() == "mkv"
    * ```
    */
-  public open fun _handlesFile(path: String): Boolean {
-    throw NotImplementedError("_handlesFile is not implemented for MovieWriter")
-  }
+  public abstract fun _handlesFile(path: String): Boolean
 
   /**
    * Called once before the engine starts writing video and audio data. [movieSize] is the width and
@@ -109,13 +102,11 @@ public open class MovieWriter : Object() {
    * settings or using the `--fixed-fps <fps>`
    * [url=$DOCS_URL/tutorials/editor/command_line_tutorial.html]command line argument[/url].
    */
-  public open fun _writeBegin(
+  public abstract fun _writeBegin(
     movieSize: Vector2i,
     fps: Long,
     basePath: String,
-  ): Error {
-    throw NotImplementedError("_writeBegin is not implemented for MovieWriter")
-  }
+  ): Error
 
   /**
    * Called when the engine finishes writing. This occurs when the engine quits by pressing the
@@ -124,9 +115,7 @@ public open class MovieWriter : Object() {
    * **Note:** Pressing [kbd]Ctrl + C[/kbd] on the terminal running the editor/project does *not*
    * result in [_writeEnd] being called.
    */
-  public open fun _writeEnd(): Unit {
-    throw NotImplementedError("_writeEnd is not implemented for MovieWriter")
-  }
+  public abstract fun _writeEnd(): Unit
 
   public companion object {
     /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerAPIExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerAPIExtension.kt
index 7c0bdcd35..e0a717e9c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerAPIExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerAPIExtension.kt
@@ -110,35 +110,35 @@ public open class MultiplayerAPIExtension : MultiplayerAPI() {
    * Callback for [MultiplayerAPI.poll].
    */
   public open fun _poll(): Error {
-    throw NotImplementedError("_poll is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_poll is not implemented.")
   }
 
   /**
    * Called when the [MultiplayerAPI.multiplayerPeer] is set.
    */
   public open fun _setMultiplayerPeer(multiplayerPeer: MultiplayerPeer?): Unit {
-    throw NotImplementedError("_setMultiplayerPeer is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_setMultiplayerPeer is not implemented.")
   }
 
   /**
    * Called when the [MultiplayerAPI.multiplayerPeer] is retrieved.
    */
   public open fun _getMultiplayerPeer(): MultiplayerPeer? {
-    throw NotImplementedError("_getMultiplayerPeer is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_getMultiplayerPeer is not implemented.")
   }
 
   /**
    * Callback for [MultiplayerAPI.getUniqueId].
    */
   public open fun _getUniqueId(): Int {
-    throw NotImplementedError("_getUniqueId is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_getUniqueId is not implemented.")
   }
 
   /**
    * Callback for [MultiplayerAPI.getPeers].
    */
   public open fun _getPeerIds(): PackedInt32Array {
-    throw NotImplementedError("_getPeerIds is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_getPeerIds is not implemented.")
   }
 
   /**
@@ -150,28 +150,28 @@ public open class MultiplayerAPIExtension : MultiplayerAPI() {
     method: StringName,
     args: VariantArray<Any?>,
   ): Error {
-    throw NotImplementedError("_rpc is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_rpc is not implemented.")
   }
 
   /**
    * Callback for [MultiplayerAPI.getRemoteSenderId].
    */
   public open fun _getRemoteSenderId(): Int {
-    throw NotImplementedError("_getRemoteSenderId is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_getRemoteSenderId is not implemented.")
   }
 
   /**
    * Callback for [MultiplayerAPI.objectConfigurationAdd].
    */
   public open fun _objectConfigurationAdd(`object`: Object?, configuration: Any?): Error {
-    throw NotImplementedError("_objectConfigurationAdd is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_objectConfigurationAdd is not implemented.")
   }
 
   /**
    * Callback for [MultiplayerAPI.objectConfigurationRemove].
    */
   public open fun _objectConfigurationRemove(`object`: Object?, configuration: Any?): Error {
-    throw NotImplementedError("_objectConfigurationRemove is not implemented for MultiplayerAPIExtension")
+    throw NotImplementedError("MultiplayerAPIExtension::_objectConfigurationRemove is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerPeerExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerPeerExtension.kt
index dec686289..e14c0bc0b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerPeerExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/MultiplayerPeerExtension.kt
@@ -21,7 +21,7 @@ import kotlin.Unit
  * have a working custom multiplayer implementation. See also [MultiplayerAPI].
  */
 @GodotBaseType
-public open class MultiplayerPeerExtension : MultiplayerPeer() {
+public abstract class MultiplayerPeerExtension : MultiplayerPeer() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(369, scriptIndex)
   }
@@ -29,23 +29,19 @@ public open class MultiplayerPeerExtension : MultiplayerPeer() {
   /**
    * Called when the available packet count is internally requested by the [MultiplayerAPI].
    */
-  public open fun _getAvailablePacketCount(): Int {
-    throw NotImplementedError("_getAvailablePacketCount is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getAvailablePacketCount(): Int
 
   /**
    * Called when the maximum allowed packet size (in bytes) is requested by the [MultiplayerAPI].
    */
-  public open fun _getMaxPacketSize(): Int {
-    throw NotImplementedError("_getMaxPacketSize is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getMaxPacketSize(): Int
 
   /**
    * Called when a packet needs to be received by the [MultiplayerAPI], if [_getPacket] isn't
    * implemented. Use this when extending this class via GDScript.
    */
   public open fun _getPacketScript(): PackedByteArray {
-    throw NotImplementedError("_getPacketScript is not implemented for MultiplayerPeerExtension")
+    throw NotImplementedError("MultiplayerPeerExtension::_getPacketScript is not implemented.")
   }
 
   /**
@@ -53,117 +49,91 @@ public open class MultiplayerPeerExtension : MultiplayerPeer() {
    * implemented. Use this when extending this class via GDScript.
    */
   public open fun _putPacketScript(pBuffer: PackedByteArray): Error {
-    throw NotImplementedError("_putPacketScript is not implemented for MultiplayerPeerExtension")
+    throw NotImplementedError("MultiplayerPeerExtension::_putPacketScript is not implemented.")
   }
 
   /**
    * Called to get the channel over which the next available packet was received. See
    * [MultiplayerPeer.getPacketChannel].
    */
-  public open fun _getPacketChannel(): Int {
-    throw NotImplementedError("_getPacketChannel is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getPacketChannel(): Int
 
   /**
    * Called to get the transfer mode the remote peer used to send the next available packet. See
    * [MultiplayerPeer.getPacketMode].
    */
-  public open fun _getPacketMode(): MultiplayerPeer.TransferMode {
-    throw NotImplementedError("_getPacketMode is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getPacketMode(): MultiplayerPeer.TransferMode
 
   /**
    * Called when the channel to use is set for this [MultiplayerPeer] (see
    * [MultiplayerPeer.transferChannel]).
    */
-  public open fun _setTransferChannel(pChannel: Int): Unit {
-    throw NotImplementedError("_setTransferChannel is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _setTransferChannel(pChannel: Int): Unit
 
   /**
    * Called when the transfer channel to use is read on this [MultiplayerPeer] (see
    * [MultiplayerPeer.transferChannel]).
    */
-  public open fun _getTransferChannel(): Int {
-    throw NotImplementedError("_getTransferChannel is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getTransferChannel(): Int
 
   /**
    * Called when the transfer mode is set on this [MultiplayerPeer] (see
    * [MultiplayerPeer.transferMode]).
    */
-  public open fun _setTransferMode(pMode: MultiplayerPeer.TransferMode): Unit {
-    throw NotImplementedError("_setTransferMode is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _setTransferMode(pMode: MultiplayerPeer.TransferMode): Unit
 
   /**
    * Called when the transfer mode to use is read on this [MultiplayerPeer] (see
    * [MultiplayerPeer.transferMode]).
    */
-  public open fun _getTransferMode(): MultiplayerPeer.TransferMode {
-    throw NotImplementedError("_getTransferMode is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getTransferMode(): MultiplayerPeer.TransferMode
 
   /**
    * Called when the target peer to use is set for this [MultiplayerPeer] (see
    * [MultiplayerPeer.setTargetPeer]).
    */
-  public open fun _setTargetPeer(pPeer: Int): Unit {
-    throw NotImplementedError("_setTargetPeer is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _setTargetPeer(pPeer: Int): Unit
 
   /**
    * Called when the ID of the [MultiplayerPeer] who sent the most recent packet is requested (see
    * [MultiplayerPeer.getPacketPeer]).
    */
-  public open fun _getPacketPeer(): Int {
-    throw NotImplementedError("_getPacketPeer is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getPacketPeer(): Int
 
   /**
    * Called when the "is server" status is requested on the [MultiplayerAPI]. See
    * [MultiplayerAPI.isServer].
    */
-  public open fun _isServer(): Boolean {
-    throw NotImplementedError("_isServer is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _isServer(): Boolean
 
   /**
    * Called when the [MultiplayerAPI] is polled. See [MultiplayerAPI.poll].
    */
-  public open fun _poll(): Unit {
-    throw NotImplementedError("_poll is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _poll(): Unit
 
   /**
    * Called when the multiplayer peer should be immediately closed (see [MultiplayerPeer.close]).
    */
-  public open fun _close(): Unit {
-    throw NotImplementedError("_close is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _close(): Unit
 
   /**
    * Called when the connected [pPeer] should be forcibly disconnected (see
    * [MultiplayerPeer.disconnectPeer]).
    */
-  public open fun _disconnectPeer(pPeer: Int, pForce: Boolean): Unit {
-    throw NotImplementedError("_disconnectPeer is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _disconnectPeer(pPeer: Int, pForce: Boolean): Unit
 
   /**
    * Called when the unique ID of this [MultiplayerPeer] is requested (see
    * [MultiplayerPeer.getUniqueId]). The value must be between `1` and `2147483647`.
    */
-  public open fun _getUniqueId(): Int {
-    throw NotImplementedError("_getUniqueId is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getUniqueId(): Int
 
   /**
    * Called when the "refuse new connections" status is set on this [MultiplayerPeer] (see
    * [MultiplayerPeer.refuseNewConnections]).
    */
   public open fun _setRefuseNewConnections(pEnable: Boolean): Unit {
-    throw NotImplementedError("_setRefuseNewConnections is not implemented for MultiplayerPeerExtension")
+    throw NotImplementedError("MultiplayerPeerExtension::_setRefuseNewConnections is not implemented.")
   }
 
   /**
@@ -171,7 +141,7 @@ public open class MultiplayerPeerExtension : MultiplayerPeer() {
    * [MultiplayerPeer.refuseNewConnections]).
    */
   public open fun _isRefusingNewConnections(): Boolean {
-    throw NotImplementedError("_isRefusingNewConnections is not implemented for MultiplayerPeerExtension")
+    throw NotImplementedError("MultiplayerPeerExtension::_isRefusingNewConnections is not implemented.")
   }
 
   /**
@@ -179,16 +149,14 @@ public open class MultiplayerPeerExtension : MultiplayerPeer() {
    * [MultiplayerPeer.isServerRelaySupported].
    */
   public open fun _isServerRelaySupported(): Boolean {
-    throw NotImplementedError("_isServerRelaySupported is not implemented for MultiplayerPeerExtension")
+    throw NotImplementedError("MultiplayerPeerExtension::_isServerRelaySupported is not implemented.")
   }
 
   /**
    * Called when the connection status is requested on the [MultiplayerPeer] (see
    * [MultiplayerPeer.getConnectionStatus]).
    */
-  public open fun _getConnectionStatus(): MultiplayerPeer.ConnectionStatus {
-    throw NotImplementedError("_getConnectionStatus is not implemented for MultiplayerPeerExtension")
-  }
+  public abstract fun _getConnectionStatus(): MultiplayerPeer.ConnectionStatus
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Node.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Node.kt
index db98c2eed..7f243de6b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Node.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Node.kt
@@ -653,7 +653,7 @@ public open class Node : Object() {
    * methods for this purpose instead, such as [Time.getTicksUsec].
    */
   public open fun _process(delta: Double): Unit {
-    throw NotImplementedError("_process is not implemented for Node")
+    throw NotImplementedError("Node::_process is not implemented.")
   }
 
   /**
@@ -681,7 +681,7 @@ public open class Node : Object() {
    * methods for this purpose instead, such as [Time.getTicksUsec].
    */
   public open fun _physicsProcess(delta: Double): Unit {
-    throw NotImplementedError("_physicsProcess is not implemented for Node")
+    throw NotImplementedError("Node::_physicsProcess is not implemented.")
   }
 
   /**
@@ -692,7 +692,7 @@ public open class Node : Object() {
    * Corresponds to the [NOTIFICATION_ENTER_TREE] notification in [Object.Notification].
    */
   public open fun _enterTree(): Unit {
-    throw NotImplementedError("_enterTree is not implemented for Node")
+    throw NotImplementedError("Node::_enterTree is not implemented.")
   }
 
   /**
@@ -705,7 +705,7 @@ public open class Node : Object() {
    * the [signal tree_exited].
    */
   public open fun _exitTree(): Unit {
-    throw NotImplementedError("_exitTree is not implemented for Node")
+    throw NotImplementedError("Node::_exitTree is not implemented.")
   }
 
   /**
@@ -725,7 +725,7 @@ public open class Node : Object() {
    * adding the node again.
    */
   public open fun _ready(): Unit {
-    throw NotImplementedError("_ready is not implemented for Node")
+    throw NotImplementedError("Node::_ready is not implemented.")
   }
 
   /**
@@ -750,7 +750,7 @@ public open class Node : Object() {
    * ```
    */
   public open fun _getConfigurationWarnings(): PackedStringArray {
-    throw NotImplementedError("_getConfigurationWarnings is not implemented for Node")
+    throw NotImplementedError("Node::_getConfigurationWarnings is not implemented.")
   }
 
   /**
@@ -770,7 +770,7 @@ public open class Node : Object() {
    * an orphan).
    */
   public open fun _input(event: InputEvent?): Unit {
-    throw NotImplementedError("_input is not implemented for Node")
+    throw NotImplementedError("Node::_input is not implemented.")
   }
 
   /**
@@ -791,7 +791,7 @@ public open class Node : Object() {
    * orphan).
    */
   public open fun _shortcutInput(event: InputEvent?): Unit {
-    throw NotImplementedError("_shortcutInput is not implemented for Node")
+    throw NotImplementedError("Node::_shortcutInput is not implemented.")
   }
 
   /**
@@ -814,7 +814,7 @@ public open class Node : Object() {
    * an orphan).
    */
   public open fun _unhandledInput(event: InputEvent?): Unit {
-    throw NotImplementedError("_unhandledInput is not implemented for Node")
+    throw NotImplementedError("Node::_unhandledInput is not implemented.")
   }
 
   /**
@@ -840,7 +840,7 @@ public open class Node : Object() {
    * an orphan).
    */
   public open fun _unhandledKeyInput(event: InputEvent?): Unit {
-    throw NotImplementedError("_unhandledKeyInput is not implemented for Node")
+    throw NotImplementedError("Node::_unhandledKeyInput is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture2D.kt
index 68a52d90b..1eb2e2a10 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture2D.kt
@@ -19,6 +19,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -321,6 +322,20 @@ public open class NoiseTexture2D : Texture2D() {
     return (TransferContext.readReturnValue(OBJECT) as Noise?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("NoiseTexture2D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("NoiseTexture2D::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture3D.kt
index a46a50734..bb02d2a80 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/NoiseTexture3D.kt
@@ -10,6 +10,7 @@ import godot.`annotation`.GodotBaseType
 import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
+import godot.core.VariantArray
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.DOUBLE
 import godot.core.VariantParser.LONG
@@ -19,6 +20,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -241,6 +243,48 @@ public open class NoiseTexture3D : Texture3D() {
     return (TransferContext.readReturnValue(OBJECT) as Noise?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("NoiseTexture3D::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("NoiseTexture3D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("NoiseTexture3D::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDepth(): Int {
+    throw NotImplementedError("NoiseTexture3D::_getDepth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("NoiseTexture3D::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getData(): VariantArray<Image> {
+    throw NotImplementedError("NoiseTexture3D::_getData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRActionBindingModifier.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRActionBindingModifier.kt
index 5d2d4b2bb..2c022221c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRActionBindingModifier.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRActionBindingModifier.kt
@@ -7,7 +7,10 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import godot.core.PackedByteArray
 import kotlin.Int
+import kotlin.NotImplementedError
+import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -20,6 +23,20 @@ public open class OpenXRActionBindingModifier : OpenXRBindingModifier() {
     createNativeObject(412, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDescription(): String {
+    throw NotImplementedError("OpenXRActionBindingModifier::_getDescription can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getIpModification(): PackedByteArray {
+    throw NotImplementedError("OpenXRActionBindingModifier::_getIpModification can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRBindingModifier.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRBindingModifier.kt
index 3369d1cd5..9200e3bbe 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRBindingModifier.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRBindingModifier.kt
@@ -9,7 +9,6 @@ package godot.api
 import godot.`annotation`.GodotBaseType
 import godot.core.PackedByteArray
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -19,7 +18,7 @@ import kotlin.Unit
  * runtime processes inputs.
  */
 @GodotBaseType
-public open class OpenXRBindingModifier internal constructor() : Resource() {
+public abstract class OpenXRBindingModifier internal constructor() : Resource() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(416, scriptIndex)
   }
@@ -28,9 +27,7 @@ public open class OpenXRBindingModifier internal constructor() : Resource() {
    * Return the description of this class that is used for the title bar of the binding modifier
    * editor.
    */
-  public open fun _getDescription(): String {
-    throw NotImplementedError("_getDescription is not implemented for OpenXRBindingModifier")
-  }
+  public abstract fun _getDescription(): String
 
   /**
    * Returns the data that is sent to OpenXR when submitting the suggested interacting bindings this
@@ -38,9 +35,7 @@ public open class OpenXRBindingModifier internal constructor() : Resource() {
    *
    * **Note:** This must be data compatible with a `XrBindingModificationBaseHeaderKHR` structure.
    */
-  public open fun _getIpModification(): PackedByteArray {
-    throw NotImplementedError("_getIpModification is not implemented for OpenXRBindingModifier")
-  }
+  public abstract fun _getIpModification(): PackedByteArray
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRExtensionWrapperExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRExtensionWrapperExtension.kt
index a4e15ca12..8db97fc36 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRExtensionWrapperExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRExtensionWrapperExtension.kt
@@ -43,7 +43,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * is enabled.
    */
   public open fun _getRequestedExtensions(): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getRequestedExtensions is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getRequestedExtensions is not implemented.")
   }
 
   /**
@@ -54,7 +54,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * [OpenXRAPIExtension.registerCompositionLayerProvider].
    */
   public open fun _getCompositionLayerCount(): Int {
-    throw NotImplementedError("_getCompositionLayerCount is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getCompositionLayerCount is not implemented.")
   }
 
   /**
@@ -65,7 +65,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * [OpenXRAPIExtension.registerCompositionLayerProvider].
    */
   public open fun _getCompositionLayer(index: Int): Long {
-    throw NotImplementedError("_getCompositionLayer is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getCompositionLayer is not implemented.")
   }
 
   /**
@@ -78,7 +78,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * [OpenXRAPIExtension.registerCompositionLayerProvider].
    */
   public open fun _getCompositionLayerOrder(index: Int): Int {
-    throw NotImplementedError("_getCompositionLayerOrder is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getCompositionLayerOrder is not implemented.")
   }
 
   /**
@@ -86,7 +86,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * wrapper.
    */
   public open fun _getSuggestedTrackerNames(): PackedStringArray {
-    throw NotImplementedError("_getSuggestedTrackerNames is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getSuggestedTrackerNames is not implemented.")
   }
 
   /**
@@ -98,35 +98,35 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * relevant hardware.
    */
   public open fun _onRegisterMetadata(): Unit {
-    throw NotImplementedError("_onRegisterMetadata is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onRegisterMetadata is not implemented.")
   }
 
   /**
    * Called before the OpenXR instance is created.
    */
   public open fun _onBeforeInstanceCreated(): Unit {
-    throw NotImplementedError("_onBeforeInstanceCreated is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onBeforeInstanceCreated is not implemented.")
   }
 
   /**
    * Called right after the OpenXR instance is created.
    */
   public open fun _onInstanceCreated(instance: Long): Unit {
-    throw NotImplementedError("_onInstanceCreated is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onInstanceCreated is not implemented.")
   }
 
   /**
    * Called right before the OpenXR instance is destroyed.
    */
   public open fun _onInstanceDestroyed(): Unit {
-    throw NotImplementedError("_onInstanceDestroyed is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onInstanceDestroyed is not implemented.")
   }
 
   /**
    * Called right after the OpenXR session is created.
    */
   public open fun _onSessionCreated(session: Long): Unit {
-    throw NotImplementedError("_onSessionCreated is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onSessionCreated is not implemented.")
   }
 
   /**
@@ -135,28 +135,28 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * to game logic.
    */
   public open fun _onProcess(): Unit {
-    throw NotImplementedError("_onProcess is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onProcess is not implemented.")
   }
 
   /**
    * Called right before the XR viewports begin their rendering step.
    */
   public open fun _onPreRender(): Unit {
-    throw NotImplementedError("_onPreRender is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onPreRender is not implemented.")
   }
 
   /**
    * Called right after the main swapchains are (re)created.
    */
   public open fun _onMainSwapchainsCreated(): Unit {
-    throw NotImplementedError("_onMainSwapchainsCreated is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onMainSwapchainsCreated is not implemented.")
   }
 
   /**
    * Called right before the given viewport is rendered.
    */
   public open fun _onPreDrawViewport(viewport: RID): Unit {
-    throw NotImplementedError("_onPreDrawViewport is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onPreDrawViewport is not implemented.")
   }
 
   /**
@@ -165,21 +165,21 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * **Note:** The draw commands might only be queued at this point, not executed.
    */
   public open fun _onPostDrawViewport(viewport: RID): Unit {
-    throw NotImplementedError("_onPostDrawViewport is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onPostDrawViewport is not implemented.")
   }
 
   /**
    * Called right before the OpenXR session is destroyed.
    */
   public open fun _onSessionDestroyed(): Unit {
-    throw NotImplementedError("_onSessionDestroyed is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onSessionDestroyed is not implemented.")
   }
 
   /**
    * Called when the OpenXR session state is changed to idle.
    */
   public open fun _onStateIdle(): Unit {
-    throw NotImplementedError("_onStateIdle is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateIdle is not implemented.")
   }
 
   /**
@@ -187,7 +187,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * the session.
    */
   public open fun _onStateReady(): Unit {
-    throw NotImplementedError("_onStateReady is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateReady is not implemented.")
   }
 
   /**
@@ -195,7 +195,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * state when the application loses focus.
    */
   public open fun _onStateSynchronized(): Unit {
-    throw NotImplementedError("_onStateSynchronized is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateSynchronized is not implemented.")
   }
 
   /**
@@ -203,7 +203,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * receive frames.
    */
   public open fun _onStateVisible(): Unit {
-    throw NotImplementedError("_onStateVisible is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateVisible is not implemented.")
   }
 
   /**
@@ -211,28 +211,28 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * the game runs.
    */
   public open fun _onStateFocused(): Unit {
-    throw NotImplementedError("_onStateFocused is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateFocused is not implemented.")
   }
 
   /**
    * Called when the OpenXR session state is changed to stopping.
    */
   public open fun _onStateStopping(): Unit {
-    throw NotImplementedError("_onStateStopping is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateStopping is not implemented.")
   }
 
   /**
    * Called when the OpenXR session state is changed to loss pending.
    */
   public open fun _onStateLossPending(): Unit {
-    throw NotImplementedError("_onStateLossPending is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateLossPending is not implemented.")
   }
 
   /**
    * Called when the OpenXR session state is changed to exiting.
    */
   public open fun _onStateExiting(): Unit {
-    throw NotImplementedError("_onStateExiting is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_onStateExiting is not implemented.")
   }
 
   /**
@@ -241,7 +241,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    */
   public open fun _getViewportCompositionLayerExtensionProperties():
       VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getViewportCompositionLayerExtensionProperties is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getViewportCompositionLayerExtensionProperties is not implemented.")
   }
 
   /**
@@ -249,7 +249,7 @@ public open class OpenXRExtensionWrapperExtension : Object() {
    * [_getViewportCompositionLayerExtensionProperties].
    */
   public open fun _getViewportCompositionLayerExtensionPropertyDefaults(): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getViewportCompositionLayerExtensionPropertyDefaults is not implemented for OpenXRExtensionWrapperExtension")
+    throw NotImplementedError("OpenXRExtensionWrapperExtension::_getViewportCompositionLayerExtensionPropertyDefaults is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRIPBindingModifier.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRIPBindingModifier.kt
index a652a1e3b..eb6f93b9e 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRIPBindingModifier.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/OpenXRIPBindingModifier.kt
@@ -7,7 +7,10 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import godot.core.PackedByteArray
 import kotlin.Int
+import kotlin.NotImplementedError
+import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -20,6 +23,20 @@ public open class OpenXRIPBindingModifier : OpenXRBindingModifier() {
     createNativeObject(427, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDescription(): String {
+    throw NotImplementedError("OpenXRIPBindingModifier::_getDescription can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getIpModification(): PackedByteArray {
+    throw NotImplementedError("OpenXRIPBindingModifier::_getIpModification can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PacketPeerExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PacketPeerExtension.kt
index dc6b243dc..a0f57d66d 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PacketPeerExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PacketPeerExtension.kt
@@ -8,23 +8,18 @@ package godot.api
 
 import godot.`annotation`.GodotBaseType
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class PacketPeerExtension : PacketPeer() {
+public abstract class PacketPeerExtension : PacketPeer() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(440, scriptIndex)
   }
 
-  public open fun _getAvailablePacketCount(): Int {
-    throw NotImplementedError("_getAvailablePacketCount is not implemented for PacketPeerExtension")
-  }
+  public abstract fun _getAvailablePacketCount(): Int
 
-  public open fun _getMaxPacketSize(): Int {
-    throw NotImplementedError("_getMaxPacketSize is not implemented for PacketPeerExtension")
-  }
+  public abstract fun _getMaxPacketSize(): Int
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PanoramaSkyMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PanoramaSkyMaterial.kt
index b71aa1bab..b03ff1083 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PanoramaSkyMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PanoramaSkyMaterial.kt
@@ -10,6 +10,7 @@ import godot.`annotation`.GodotBaseType
 import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
+import godot.core.RID
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.DOUBLE
 import godot.core.VariantParser.NIL
@@ -18,6 +19,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -106,6 +108,20 @@ public open class PanoramaSkyMaterial : Material() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("PanoramaSkyMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("PanoramaSkyMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ParticleProcessMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ParticleProcessMaterial.kt
index 2abd680b6..5e9688141 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ParticleProcessMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ParticleProcessMaterial.kt
@@ -13,6 +13,7 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
 import godot.core.Signal0
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.COLOR
@@ -29,6 +30,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -2733,6 +2735,20 @@ public open class ParticleProcessMaterial : Material() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("ParticleProcessMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("ParticleProcessMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public enum class Parameter(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalBone3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalBone3D.kt
index f47bc8b13..6c4481c91 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalBone3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalBone3D.kt
@@ -392,7 +392,7 @@ public open class PhysicalBone3D : PhysicsBody3D() {
    * custom force integration for a body.
    */
   public open fun _integrateForces(state: PhysicsDirectBodyState3D?): Unit {
-    throw NotImplementedError("_integrateForces is not implemented for PhysicalBone3D")
+    throw NotImplementedError("PhysicalBone3D::_integrateForces is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalSkyMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalSkyMaterial.kt
index 39340ae48..63c630d2a 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalSkyMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicalSkyMaterial.kt
@@ -13,6 +13,7 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.COLOR
 import godot.core.VariantParser.DOUBLE
@@ -22,6 +23,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -382,6 +384,20 @@ public open class PhysicalSkyMaterial : Material() {
     return (TransferContext.readReturnValue(OBJECT) as Texture2D?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("PhysicalSkyMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("PhysicalSkyMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState2DExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState2DExtension.kt
index c73b2a093..0d415b153 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState2DExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState2DExtension.kt
@@ -14,7 +14,6 @@ import kotlin.Boolean
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -26,7 +25,7 @@ import kotlin.Unit
  * Intended for use with GDExtension to create custom implementations of [PhysicsDirectBodyState2D].
  */
 @GodotBaseType
-public open class PhysicsDirectBodyState2DExtension : PhysicsDirectBodyState2D() {
+public abstract class PhysicsDirectBodyState2DExtension : PhysicsDirectBodyState2D() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(462, scriptIndex)
   }
@@ -35,325 +34,237 @@ public open class PhysicsDirectBodyState2DExtension : PhysicsDirectBodyState2D()
    * Implement to override the behavior of [PhysicsDirectBodyState2D.totalGravity] and its
    * respective getter.
    */
-  public open fun _getTotalGravity(): Vector2 {
-    throw NotImplementedError("_getTotalGravity is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getTotalGravity(): Vector2
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.totalLinearDamp] and its
    * respective getter.
    */
-  public open fun _getTotalLinearDamp(): Float {
-    throw NotImplementedError("_getTotalLinearDamp is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getTotalLinearDamp(): Float
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.totalAngularDamp] and its
    * respective getter.
    */
-  public open fun _getTotalAngularDamp(): Float {
-    throw NotImplementedError("_getTotalAngularDamp is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getTotalAngularDamp(): Float
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.centerOfMass] and its
    * respective getter.
    */
-  public open fun _getCenterOfMass(): Vector2 {
-    throw NotImplementedError("_getCenterOfMass is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getCenterOfMass(): Vector2
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.centerOfMassLocal] and its
    * respective getter.
    */
-  public open fun _getCenterOfMassLocal(): Vector2 {
-    throw NotImplementedError("_getCenterOfMassLocal is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getCenterOfMassLocal(): Vector2
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.inverseMass] and its respective
    * getter.
    */
-  public open fun _getInverseMass(): Float {
-    throw NotImplementedError("_getInverseMass is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getInverseMass(): Float
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.inverseInertia] and its
    * respective getter.
    */
-  public open fun _getInverseInertia(): Float {
-    throw NotImplementedError("_getInverseInertia is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getInverseInertia(): Float
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.linearVelocity] and its
    * respective setter.
    */
-  public open fun _setLinearVelocity(velocity: Vector2): Unit {
-    throw NotImplementedError("_setLinearVelocity is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _setLinearVelocity(velocity: Vector2): Unit
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.linearVelocity] and its
    * respective getter.
    */
-  public open fun _getLinearVelocity(): Vector2 {
-    throw NotImplementedError("_getLinearVelocity is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getLinearVelocity(): Vector2
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.angularVelocity] and its
    * respective setter.
    */
-  public open fun _setAngularVelocity(velocity: Float): Unit {
-    throw NotImplementedError("_setAngularVelocity is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _setAngularVelocity(velocity: Float): Unit
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.angularVelocity] and its
    * respective getter.
    */
-  public open fun _getAngularVelocity(): Float {
-    throw NotImplementedError("_getAngularVelocity is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getAngularVelocity(): Float
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.transform] and its respective
    * setter.
    */
-  public open fun _setTransform(transform: Transform2D): Unit {
-    throw NotImplementedError("_setTransform is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _setTransform(transform: Transform2D): Unit
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.transform] and its respective
    * getter.
    */
-  public open fun _getTransform(): Transform2D {
-    throw NotImplementedError("_getTransform is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getTransform(): Transform2D
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getVelocityAtLocalPosition].
    */
-  public open fun _getVelocityAtLocalPosition(localPosition: Vector2): Vector2 {
-    throw NotImplementedError("_getVelocityAtLocalPosition is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getVelocityAtLocalPosition(localPosition: Vector2): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.applyCentralImpulse].
    */
-  public open fun _applyCentralImpulse(impulse: Vector2): Unit {
-    throw NotImplementedError("_applyCentralImpulse is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _applyCentralImpulse(impulse: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.applyImpulse].
    */
-  public open fun _applyImpulse(impulse: Vector2, position: Vector2): Unit {
-    throw NotImplementedError("_applyImpulse is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _applyImpulse(impulse: Vector2, position: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.applyTorqueImpulse].
    */
-  public open fun _applyTorqueImpulse(impulse: Float): Unit {
-    throw NotImplementedError("_applyTorqueImpulse is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _applyTorqueImpulse(impulse: Float): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.applyCentralForce].
    */
-  public open fun _applyCentralForce(force: Vector2): Unit {
-    throw NotImplementedError("_applyCentralForce is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _applyCentralForce(force: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.applyForce].
    */
-  public open fun _applyForce(force: Vector2, position: Vector2): Unit {
-    throw NotImplementedError("_applyForce is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _applyForce(force: Vector2, position: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.applyTorque].
    */
-  public open fun _applyTorque(torque: Float): Unit {
-    throw NotImplementedError("_applyTorque is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _applyTorque(torque: Float): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.addConstantCentralForce].
    */
-  public open fun _addConstantCentralForce(force: Vector2): Unit {
-    throw NotImplementedError("_addConstantCentralForce is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _addConstantCentralForce(force: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.addConstantForce].
    */
-  public open fun _addConstantForce(force: Vector2, position: Vector2): Unit {
-    throw NotImplementedError("_addConstantForce is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _addConstantForce(force: Vector2, position: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.addConstantTorque].
    */
-  public open fun _addConstantTorque(torque: Float): Unit {
-    throw NotImplementedError("_addConstantTorque is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _addConstantTorque(torque: Float): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.setConstantForce].
    */
-  public open fun _setConstantForce(force: Vector2): Unit {
-    throw NotImplementedError("_setConstantForce is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _setConstantForce(force: Vector2): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getConstantForce].
    */
-  public open fun _getConstantForce(): Vector2 {
-    throw NotImplementedError("_getConstantForce is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getConstantForce(): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.setConstantTorque].
    */
-  public open fun _setConstantTorque(torque: Float): Unit {
-    throw NotImplementedError("_setConstantTorque is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _setConstantTorque(torque: Float): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getConstantTorque].
    */
-  public open fun _getConstantTorque(): Float {
-    throw NotImplementedError("_getConstantTorque is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getConstantTorque(): Float
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.sleeping] and its respective
    * setter.
    */
-  public open fun _setSleepState(enabled: Boolean): Unit {
-    throw NotImplementedError("_setSleepState is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _setSleepState(enabled: Boolean): Unit
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.sleeping] and its respective
    * getter.
    */
-  public open fun _isSleeping(): Boolean {
-    throw NotImplementedError("_isSleeping is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _isSleeping(): Boolean
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactCount].
    */
-  public open fun _getContactCount(): Int {
-    throw NotImplementedError("_getContactCount is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactCount(): Int
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactLocalPosition].
    */
-  public open fun _getContactLocalPosition(contactIdx: Int): Vector2 {
-    throw NotImplementedError("_getContactLocalPosition is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactLocalPosition(contactIdx: Int): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactLocalNormal].
    */
-  public open fun _getContactLocalNormal(contactIdx: Int): Vector2 {
-    throw NotImplementedError("_getContactLocalNormal is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactLocalNormal(contactIdx: Int): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactLocalShape].
    */
-  public open fun _getContactLocalShape(contactIdx: Int): Int {
-    throw NotImplementedError("_getContactLocalShape is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactLocalShape(contactIdx: Int): Int
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactLocalVelocityAtPosition].
    */
-  public open fun _getContactLocalVelocityAtPosition(contactIdx: Int): Vector2 {
-    throw NotImplementedError("_getContactLocalVelocityAtPosition is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactLocalVelocityAtPosition(contactIdx: Int): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactCollider].
    */
-  public open fun _getContactCollider(contactIdx: Int): RID {
-    throw NotImplementedError("_getContactCollider is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactCollider(contactIdx: Int): RID
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactColliderPosition].
    */
-  public open fun _getContactColliderPosition(contactIdx: Int): Vector2 {
-    throw NotImplementedError("_getContactColliderPosition is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactColliderPosition(contactIdx: Int): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactColliderId].
    */
-  public open fun _getContactColliderId(contactIdx: Int): Long {
-    throw NotImplementedError("_getContactColliderId is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactColliderId(contactIdx: Int): Long
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactColliderObject].
    */
-  public open fun _getContactColliderObject(contactIdx: Int): Object? {
-    throw NotImplementedError("_getContactColliderObject is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactColliderObject(contactIdx: Int): Object?
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactColliderShape].
    */
-  public open fun _getContactColliderShape(contactIdx: Int): Int {
-    throw NotImplementedError("_getContactColliderShape is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactColliderShape(contactIdx: Int): Int
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactColliderVelocityAtPosition].
    */
-  public open fun _getContactColliderVelocityAtPosition(contactIdx: Int): Vector2 {
-    throw NotImplementedError("_getContactColliderVelocityAtPosition is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactColliderVelocityAtPosition(contactIdx: Int): Vector2
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getContactImpulse].
    */
-  public open fun _getContactImpulse(contactIdx: Int): Vector2 {
-    throw NotImplementedError("_getContactImpulse is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getContactImpulse(contactIdx: Int): Vector2
 
   /**
    * Implement to override the behavior of [PhysicsDirectBodyState2D.step] and its respective
    * getter.
    */
-  public open fun _getStep(): Float {
-    throw NotImplementedError("_getStep is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getStep(): Float
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.integrateForces].
    */
-  public open fun _integrateForces(): Unit {
-    throw NotImplementedError("_integrateForces is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _integrateForces(): Unit
 
   /**
    * Overridable version of [PhysicsDirectBodyState2D.getSpaceState].
    */
-  public open fun _getSpaceState(): PhysicsDirectSpaceState2D? {
-    throw NotImplementedError("_getSpaceState is not implemented for PhysicsDirectBodyState2DExtension")
-  }
+  public abstract fun _getSpaceState(): PhysicsDirectSpaceState2D?
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState3DExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState3DExtension.kt
index 00b551b4a..c10084c6d 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState3DExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectBodyState3DExtension.kt
@@ -15,7 +15,6 @@ import kotlin.Boolean
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -27,194 +26,102 @@ import kotlin.Unit
  * Intended for use with GDExtension to create custom implementations of [PhysicsDirectBodyState3D].
  */
 @GodotBaseType
-public open class PhysicsDirectBodyState3DExtension : PhysicsDirectBodyState3D() {
+public abstract class PhysicsDirectBodyState3DExtension : PhysicsDirectBodyState3D() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(464, scriptIndex)
   }
 
-  public open fun _getTotalGravity(): Vector3 {
-    throw NotImplementedError("_getTotalGravity is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getTotalGravity(): Vector3
 
-  public open fun _getTotalLinearDamp(): Float {
-    throw NotImplementedError("_getTotalLinearDamp is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getTotalLinearDamp(): Float
 
-  public open fun _getTotalAngularDamp(): Float {
-    throw NotImplementedError("_getTotalAngularDamp is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getTotalAngularDamp(): Float
 
-  public open fun _getCenterOfMass(): Vector3 {
-    throw NotImplementedError("_getCenterOfMass is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getCenterOfMass(): Vector3
 
-  public open fun _getCenterOfMassLocal(): Vector3 {
-    throw NotImplementedError("_getCenterOfMassLocal is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getCenterOfMassLocal(): Vector3
 
-  public open fun _getPrincipalInertiaAxes(): Basis {
-    throw NotImplementedError("_getPrincipalInertiaAxes is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getPrincipalInertiaAxes(): Basis
 
-  public open fun _getInverseMass(): Float {
-    throw NotImplementedError("_getInverseMass is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getInverseMass(): Float
 
-  public open fun _getInverseInertia(): Vector3 {
-    throw NotImplementedError("_getInverseInertia is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getInverseInertia(): Vector3
 
-  public open fun _getInverseInertiaTensor(): Basis {
-    throw NotImplementedError("_getInverseInertiaTensor is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getInverseInertiaTensor(): Basis
 
-  public open fun _setLinearVelocity(velocity: Vector3): Unit {
-    throw NotImplementedError("_setLinearVelocity is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _setLinearVelocity(velocity: Vector3): Unit
 
-  public open fun _getLinearVelocity(): Vector3 {
-    throw NotImplementedError("_getLinearVelocity is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getLinearVelocity(): Vector3
 
-  public open fun _setAngularVelocity(velocity: Vector3): Unit {
-    throw NotImplementedError("_setAngularVelocity is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _setAngularVelocity(velocity: Vector3): Unit
 
-  public open fun _getAngularVelocity(): Vector3 {
-    throw NotImplementedError("_getAngularVelocity is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getAngularVelocity(): Vector3
 
-  public open fun _setTransform(transform: Transform3D): Unit {
-    throw NotImplementedError("_setTransform is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _setTransform(transform: Transform3D): Unit
 
-  public open fun _getTransform(): Transform3D {
-    throw NotImplementedError("_getTransform is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getTransform(): Transform3D
 
-  public open fun _getVelocityAtLocalPosition(localPosition: Vector3): Vector3 {
-    throw NotImplementedError("_getVelocityAtLocalPosition is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getVelocityAtLocalPosition(localPosition: Vector3): Vector3
 
-  public open fun _applyCentralImpulse(impulse: Vector3): Unit {
-    throw NotImplementedError("_applyCentralImpulse is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _applyCentralImpulse(impulse: Vector3): Unit
 
-  public open fun _applyImpulse(impulse: Vector3, position: Vector3): Unit {
-    throw NotImplementedError("_applyImpulse is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _applyImpulse(impulse: Vector3, position: Vector3): Unit
 
-  public open fun _applyTorqueImpulse(impulse: Vector3): Unit {
-    throw NotImplementedError("_applyTorqueImpulse is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _applyTorqueImpulse(impulse: Vector3): Unit
 
-  public open fun _applyCentralForce(force: Vector3): Unit {
-    throw NotImplementedError("_applyCentralForce is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _applyCentralForce(force: Vector3): Unit
 
-  public open fun _applyForce(force: Vector3, position: Vector3): Unit {
-    throw NotImplementedError("_applyForce is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _applyForce(force: Vector3, position: Vector3): Unit
 
-  public open fun _applyTorque(torque: Vector3): Unit {
-    throw NotImplementedError("_applyTorque is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _applyTorque(torque: Vector3): Unit
 
-  public open fun _addConstantCentralForce(force: Vector3): Unit {
-    throw NotImplementedError("_addConstantCentralForce is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _addConstantCentralForce(force: Vector3): Unit
 
-  public open fun _addConstantForce(force: Vector3, position: Vector3): Unit {
-    throw NotImplementedError("_addConstantForce is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _addConstantForce(force: Vector3, position: Vector3): Unit
 
-  public open fun _addConstantTorque(torque: Vector3): Unit {
-    throw NotImplementedError("_addConstantTorque is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _addConstantTorque(torque: Vector3): Unit
 
-  public open fun _setConstantForce(force: Vector3): Unit {
-    throw NotImplementedError("_setConstantForce is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _setConstantForce(force: Vector3): Unit
 
-  public open fun _getConstantForce(): Vector3 {
-    throw NotImplementedError("_getConstantForce is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getConstantForce(): Vector3
 
-  public open fun _setConstantTorque(torque: Vector3): Unit {
-    throw NotImplementedError("_setConstantTorque is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _setConstantTorque(torque: Vector3): Unit
 
-  public open fun _getConstantTorque(): Vector3 {
-    throw NotImplementedError("_getConstantTorque is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getConstantTorque(): Vector3
 
-  public open fun _setSleepState(enabled: Boolean): Unit {
-    throw NotImplementedError("_setSleepState is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _setSleepState(enabled: Boolean): Unit
 
-  public open fun _isSleeping(): Boolean {
-    throw NotImplementedError("_isSleeping is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _isSleeping(): Boolean
 
-  public open fun _getContactCount(): Int {
-    throw NotImplementedError("_getContactCount is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactCount(): Int
 
-  public open fun _getContactLocalPosition(contactIdx: Int): Vector3 {
-    throw NotImplementedError("_getContactLocalPosition is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactLocalPosition(contactIdx: Int): Vector3
 
-  public open fun _getContactLocalNormal(contactIdx: Int): Vector3 {
-    throw NotImplementedError("_getContactLocalNormal is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactLocalNormal(contactIdx: Int): Vector3
 
-  public open fun _getContactImpulse(contactIdx: Int): Vector3 {
-    throw NotImplementedError("_getContactImpulse is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactImpulse(contactIdx: Int): Vector3
 
-  public open fun _getContactLocalShape(contactIdx: Int): Int {
-    throw NotImplementedError("_getContactLocalShape is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactLocalShape(contactIdx: Int): Int
 
-  public open fun _getContactLocalVelocityAtPosition(contactIdx: Int): Vector3 {
-    throw NotImplementedError("_getContactLocalVelocityAtPosition is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactLocalVelocityAtPosition(contactIdx: Int): Vector3
 
-  public open fun _getContactCollider(contactIdx: Int): RID {
-    throw NotImplementedError("_getContactCollider is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactCollider(contactIdx: Int): RID
 
-  public open fun _getContactColliderPosition(contactIdx: Int): Vector3 {
-    throw NotImplementedError("_getContactColliderPosition is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactColliderPosition(contactIdx: Int): Vector3
 
-  public open fun _getContactColliderId(contactIdx: Int): Long {
-    throw NotImplementedError("_getContactColliderId is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactColliderId(contactIdx: Int): Long
 
-  public open fun _getContactColliderObject(contactIdx: Int): Object? {
-    throw NotImplementedError("_getContactColliderObject is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactColliderObject(contactIdx: Int): Object?
 
-  public open fun _getContactColliderShape(contactIdx: Int): Int {
-    throw NotImplementedError("_getContactColliderShape is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactColliderShape(contactIdx: Int): Int
 
-  public open fun _getContactColliderVelocityAtPosition(contactIdx: Int): Vector3 {
-    throw NotImplementedError("_getContactColliderVelocityAtPosition is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getContactColliderVelocityAtPosition(contactIdx: Int): Vector3
 
-  public open fun _getStep(): Float {
-    throw NotImplementedError("_getStep is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getStep(): Float
 
-  public open fun _integrateForces(): Unit {
-    throw NotImplementedError("_integrateForces is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _integrateForces(): Unit
 
-  public open fun _getSpaceState(): PhysicsDirectSpaceState3D? {
-    throw NotImplementedError("_getSpaceState is not implemented for PhysicsDirectBodyState3DExtension")
-  }
+  public abstract fun _getSpaceState(): PhysicsDirectSpaceState3D?
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState2DExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState2DExtension.kt
index e0ff83fc2..0f60be6f5 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState2DExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState2DExtension.kt
@@ -27,7 +27,7 @@ import kotlin.Unit
  * [PhysicsDirectSpaceState2D].
  */
 @GodotBaseType
-public open class PhysicsDirectSpaceState2DExtension : PhysicsDirectSpaceState2D() {
+public abstract class PhysicsDirectSpaceState2DExtension : PhysicsDirectSpaceState2D() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(466, scriptIndex)
   }
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState3DExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState3DExtension.kt
index 9de8cba88..784bc5ac1 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState3DExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsDirectSpaceState3DExtension.kt
@@ -16,7 +16,6 @@ import godot.core.VariantParser._RID
 import godot.core.Vector3
 import kotlin.Boolean
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -29,14 +28,12 @@ import kotlin.Unit
  * [PhysicsDirectSpaceState3D].
  */
 @GodotBaseType
-public open class PhysicsDirectSpaceState3DExtension : PhysicsDirectSpaceState3D() {
+public abstract class PhysicsDirectSpaceState3DExtension : PhysicsDirectSpaceState3D() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(468, scriptIndex)
   }
 
-  public open fun _getClosestPointToObjectVolume(`object`: RID, point: Vector3): Vector3 {
-    throw NotImplementedError("_getClosestPointToObjectVolume is not implemented for PhysicsDirectSpaceState3DExtension")
-  }
+  public abstract fun _getClosestPointToObjectVolume(`object`: RID, point: Vector3): Vector3
 
   public final fun isBodyExcludedFromQuery(body: RID): Boolean {
     TransferContext.writeArguments(_RID to body)
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsServer3DRenderingServerHandler.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsServer3DRenderingServerHandler.kt
index 4eb2d6444..ee14ed124 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsServer3DRenderingServerHandler.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PhysicsServer3DRenderingServerHandler.kt
@@ -16,12 +16,11 @@ import godot.core.VariantParser.NIL
 import godot.core.VariantParser.VECTOR3
 import godot.core.Vector3
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class PhysicsServer3DRenderingServerHandler : Object() {
+public abstract class PhysicsServer3DRenderingServerHandler : Object() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(478, scriptIndex)
   }
@@ -32,9 +31,7 @@ public open class PhysicsServer3DRenderingServerHandler : Object() {
    *
    * **Note:** The [vertex] parameter used to be of type `const void*` prior to Godot 4.2.
    */
-  public open fun _setVertex(vertexId: Int, vertex: Vector3): Unit {
-    throw NotImplementedError("_setVertex is not implemented for PhysicsServer3DRenderingServerHandler")
-  }
+  public abstract fun _setVertex(vertexId: Int, vertex: Vector3): Unit
 
   /**
    * Called by the [PhysicsServer3D] to set the normal for the [SoftBody3D] vertex at the index
@@ -42,16 +39,12 @@ public open class PhysicsServer3DRenderingServerHandler : Object() {
    *
    * **Note:** The [normal] parameter used to be of type `const void*` prior to Godot 4.2.
    */
-  public open fun _setNormal(vertexId: Int, normal: Vector3): Unit {
-    throw NotImplementedError("_setNormal is not implemented for PhysicsServer3DRenderingServerHandler")
-  }
+  public abstract fun _setNormal(vertexId: Int, normal: Vector3): Unit
 
   /**
    * Called by the [PhysicsServer3D] to set the bounding box for the [SoftBody3D].
    */
-  public open fun _setAabb(aabb: AABB): Unit {
-    throw NotImplementedError("_setAabb is not implemented for PhysicsServer3DRenderingServerHandler")
-  }
+  public abstract fun _setAabb(aabb: AABB): Unit
 
   /**
    * Sets the position for the [SoftBody3D] vertex at the index specified by [vertexId].
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMaterial.kt
index aa6a9583f..0f7ea7320 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMaterial.kt
@@ -7,7 +7,9 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import godot.core.RID
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -27,6 +29,20 @@ public open class PlaceholderMaterial : Material() {
     createNativeObject(489, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("PlaceholderMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("PlaceholderMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMesh.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMesh.kt
index b5fb6a21c..592e27e21 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMesh.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderMesh.kt
@@ -13,8 +13,14 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.AABB
+import godot.core.Dictionary
+import godot.core.StringName
+import godot.core.VariantArray
 import godot.core.VariantParser.NIL
+import kotlin.Any
 import kotlin.Int
+import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -78,6 +84,104 @@ public open class PlaceholderMesh : Mesh() {
     TransferContext.callMethod(ptr, MethodBindings.setAabbPtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getSurfaceCount(): Int {
+    throw NotImplementedError("PlaceholderMesh::_getSurfaceCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayLen(index: Int): Int {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetArrayLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayIndexLen(index: Int): Int {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetArrayIndexLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrays(index: Int): VariantArray<Any?> {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetBlendShapeArrays(index: Int): VariantArray<VariantArray<Any?>> {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetBlendShapeArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetLods(index: Int): Dictionary<Any?, Any?> {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetLods can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetFormat(index: Int): Long {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetPrimitiveType(index: Int): Long {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetPrimitiveType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceSetMaterial(index: Int, material: Material?): Unit {
+    throw NotImplementedError("PlaceholderMesh::_surfaceSetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetMaterial(index: Int): Material? {
+    throw NotImplementedError("PlaceholderMesh::_surfaceGetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeCount(): Int {
+    throw NotImplementedError("PlaceholderMesh::_getBlendShapeCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeName(index: Int): StringName {
+    throw NotImplementedError("PlaceholderMesh::_getBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _setBlendShapeName(index: Int, name: StringName): Unit {
+    throw NotImplementedError("PlaceholderMesh::_setBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getAabb(): AABB {
+    throw NotImplementedError("PlaceholderMesh::_getAabb can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture2D.kt
index c766b4d08..935640399 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture2D.kt
@@ -16,6 +16,7 @@ import godot.core.VariantParser.NIL
 import godot.core.VariantParser.VECTOR2
 import godot.core.Vector2
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -82,6 +83,20 @@ public open class PlaceholderTexture2D : Texture2D() {
     TransferContext.callMethod(ptr, MethodBindings.setSizePtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("PlaceholderTexture2D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("PlaceholderTexture2D::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture3D.kt
index 36661073c..c95c72a86 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTexture3D.kt
@@ -12,10 +12,13 @@ import godot.`annotation`.GodotBaseType
 import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
+import godot.core.VariantArray
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser.VECTOR3I
 import godot.core.Vector3i
+import kotlin.Boolean
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -88,6 +91,48 @@ public open class PlaceholderTexture3D : Texture3D() {
     return (TransferContext.readReturnValue(VECTOR3I) as Vector3i)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("PlaceholderTexture3D::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("PlaceholderTexture3D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("PlaceholderTexture3D::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDepth(): Int {
+    throw NotImplementedError("PlaceholderTexture3D::_getDepth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("PlaceholderTexture3D::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getData(): VariantArray<Image> {
+    throw NotImplementedError("PlaceholderTexture3D::_getData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTextureLayered.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTextureLayered.kt
index ef7d10ee5..ee66d8575 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTextureLayered.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PlaceholderTextureLayered.kt
@@ -16,7 +16,10 @@ import godot.core.VariantParser.LONG
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser.VECTOR2I
 import godot.core.Vector2i
+import kotlin.Boolean
 import kotlin.Int
+import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -105,6 +108,55 @@ public open class PlaceholderTextureLayered internal constructor() : TextureLaye
     TransferContext.callMethod(ptr, MethodBindings.setLayersPtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("PlaceholderTextureLayered::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayeredType(): Long {
+    throw NotImplementedError("PlaceholderTextureLayered::_getLayeredType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("PlaceholderTextureLayered::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("PlaceholderTextureLayered::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayers(): Int {
+    throw NotImplementedError("PlaceholderTextureLayered::_getLayers can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("PlaceholderTextureLayered::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayerData(layerIndex: Int): Image? {
+    throw NotImplementedError("PlaceholderTextureLayered::_getLayerData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PortableCompressedTexture2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PortableCompressedTexture2D.kt
index 92c500951..d37d09090 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PortableCompressedTexture2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PortableCompressedTexture2D.kt
@@ -23,6 +23,7 @@ import kotlin.Boolean
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -162,6 +163,20 @@ public open class PortableCompressedTexture2D : Texture2D() {
     return (TransferContext.readReturnValue(BOOL) as Boolean)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("PortableCompressedTexture2D::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("PortableCompressedTexture2D::_getHeight can't be called from the JVM.")
+  }
+
   public enum class CompressionMode(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PrimitiveMesh.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PrimitiveMesh.kt
index abeef71e3..83ef8e551 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PrimitiveMesh.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/PrimitiveMesh.kt
@@ -13,6 +13,8 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.AABB
+import godot.core.Dictionary
+import godot.core.StringName
 import godot.core.VariantArray
 import godot.core.VariantParser.ARRAY
 import godot.core.VariantParser.BOOL
@@ -24,6 +26,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.Long
 import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
@@ -138,7 +141,7 @@ public open class PrimitiveMesh : Mesh() {
    * [Mesh.ArrayType] constants).
    */
   public open fun _createMeshArray(): VariantArray<Any?> {
-    throw NotImplementedError("_createMeshArray is not implemented for PrimitiveMesh")
+    throw NotImplementedError("PrimitiveMesh::_createMeshArray is not implemented.")
   }
 
   public final fun setMaterial(material: Material?): Unit {
@@ -229,6 +232,104 @@ public open class PrimitiveMesh : Mesh() {
     TransferContext.callMethod(ptr, MethodBindings.requestUpdatePtr, NIL)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getSurfaceCount(): Int {
+    throw NotImplementedError("PrimitiveMesh::_getSurfaceCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayLen(index: Int): Int {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetArrayLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrayIndexLen(index: Int): Int {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetArrayIndexLen can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetArrays(index: Int): VariantArray<Any?> {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetBlendShapeArrays(index: Int): VariantArray<VariantArray<Any?>> {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetBlendShapeArrays can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetLods(index: Int): Dictionary<Any?, Any?> {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetLods can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetFormat(index: Int): Long {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetPrimitiveType(index: Int): Long {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetPrimitiveType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceSetMaterial(index: Int, material: Material?): Unit {
+    throw NotImplementedError("PrimitiveMesh::_surfaceSetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _surfaceGetMaterial(index: Int): Material? {
+    throw NotImplementedError("PrimitiveMesh::_surfaceGetMaterial can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeCount(): Int {
+    throw NotImplementedError("PrimitiveMesh::_getBlendShapeCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getBlendShapeName(index: Int): StringName {
+    throw NotImplementedError("PrimitiveMesh::_getBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _setBlendShapeName(index: Int, name: StringName): Unit {
+    throw NotImplementedError("PrimitiveMesh::_setBlendShapeName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getAabb(): AABB {
+    throw NotImplementedError("PrimitiveMesh::_getAabb can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ProceduralSkyMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ProceduralSkyMaterial.kt
index c3f5a63e0..fffe8b77f 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ProceduralSkyMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ProceduralSkyMaterial.kt
@@ -13,6 +13,7 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.COLOR
 import godot.core.VariantParser.DOUBLE
@@ -22,6 +23,7 @@ import kotlin.Boolean
 import kotlin.Double
 import kotlin.Float
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -502,6 +504,20 @@ public open class ProceduralSkyMaterial : Material() {
     return (TransferContext.readReturnValue(DOUBLE) as Double).toFloat()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("ProceduralSkyMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("ProceduralSkyMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Range.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Range.kt
index 79cd0e967..5213d9ae9 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Range.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Range.kt
@@ -171,7 +171,7 @@ public open class Range : Control() {
    * value_changed]).
    */
   public open fun _valueChanged(newValue: Double): Unit {
-    throw NotImplementedError("_valueChanged is not implemented for Range")
+    throw NotImplementedError("Range::_valueChanged is not implemented.")
   }
 
   public final fun getValue(): Double {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderDataExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderDataExtension.kt
index c8ebbffc2..458cdae7c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderDataExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderDataExtension.kt
@@ -26,21 +26,21 @@ public open class RenderDataExtension : RenderData() {
    * Implement this in GDExtension to return the implementation's [RenderSceneBuffers] object.
    */
   public open fun _getRenderSceneBuffers(): RenderSceneBuffers? {
-    throw NotImplementedError("_getRenderSceneBuffers is not implemented for RenderDataExtension")
+    throw NotImplementedError("RenderDataExtension::_getRenderSceneBuffers is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to return the implementation's [RenderSceneDataExtension] object.
    */
   public open fun _getRenderSceneData(): RenderSceneData? {
-    throw NotImplementedError("_getRenderSceneData is not implemented for RenderDataExtension")
+    throw NotImplementedError("RenderDataExtension::_getRenderSceneData is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to return the [RID] of the implementation's environment object.
    */
   public open fun _getEnvironment(): RID {
-    throw NotImplementedError("_getEnvironment is not implemented for RenderDataExtension")
+    throw NotImplementedError("RenderDataExtension::_getEnvironment is not implemented.")
   }
 
   /**
@@ -48,7 +48,7 @@ public open class RenderDataExtension : RenderData() {
    * object.
    */
   public open fun _getCameraAttributes(): RID {
-    throw NotImplementedError("_getCameraAttributes is not implemented for RenderDataExtension")
+    throw NotImplementedError("RenderDataExtension::_getCameraAttributes is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneBuffersExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneBuffersExtension.kt
index 3e3ad1361..6b90e1148 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneBuffersExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneBuffersExtension.kt
@@ -27,35 +27,35 @@ public open class RenderSceneBuffersExtension : RenderSceneBuffers() {
    * Implement this in GDExtension to handle the (re)sizing of a viewport.
    */
   public open fun _configure(config: RenderSceneBuffersConfiguration?): Unit {
-    throw NotImplementedError("_configure is not implemented for RenderSceneBuffersExtension")
+    throw NotImplementedError("RenderSceneBuffersExtension::_configure is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to record a new FSR sharpness value.
    */
   public open fun _setFsrSharpness(fsrSharpness: Float): Unit {
-    throw NotImplementedError("_setFsrSharpness is not implemented for RenderSceneBuffersExtension")
+    throw NotImplementedError("RenderSceneBuffersExtension::_setFsrSharpness is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to change the texture mipmap bias.
    */
   public open fun _setTextureMipmapBias(textureMipmapBias: Float): Unit {
-    throw NotImplementedError("_setTextureMipmapBias is not implemented for RenderSceneBuffersExtension")
+    throw NotImplementedError("RenderSceneBuffersExtension::_setTextureMipmapBias is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to change the anisotropic filtering level.
    */
   public open fun _setAnisotropicFilteringLevel(anisotropicFilteringLevel: Int): Unit {
-    throw NotImplementedError("_setAnisotropicFilteringLevel is not implemented for RenderSceneBuffersExtension")
+    throw NotImplementedError("RenderSceneBuffersExtension::_setAnisotropicFilteringLevel is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to react to the debanding flag changing.
    */
   public open fun _setUseDebanding(useDebanding: Boolean): Unit {
-    throw NotImplementedError("_setUseDebanding is not implemented for RenderSceneBuffersExtension")
+    throw NotImplementedError("RenderSceneBuffersExtension::_setUseDebanding is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneDataExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneDataExtension.kt
index f1691b405..ea221615d 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneDataExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RenderSceneDataExtension.kt
@@ -30,35 +30,35 @@ public open class RenderSceneDataExtension : RenderSceneData() {
    * Implement this in GDExtension to return the camera [Transform3D].
    */
   public open fun _getCamTransform(): Transform3D {
-    throw NotImplementedError("_getCamTransform is not implemented for RenderSceneDataExtension")
+    throw NotImplementedError("RenderSceneDataExtension::_getCamTransform is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to return the camera [Projection].
    */
   public open fun _getCamProjection(): Projection {
-    throw NotImplementedError("_getCamProjection is not implemented for RenderSceneDataExtension")
+    throw NotImplementedError("RenderSceneDataExtension::_getCamProjection is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to return the view count.
    */
   public open fun _getViewCount(): Long {
-    throw NotImplementedError("_getViewCount is not implemented for RenderSceneDataExtension")
+    throw NotImplementedError("RenderSceneDataExtension::_getViewCount is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to return the eye offset for the given [view].
    */
   public open fun _getViewEyeOffset(view: Long): Vector3 {
-    throw NotImplementedError("_getViewEyeOffset is not implemented for RenderSceneDataExtension")
+    throw NotImplementedError("RenderSceneDataExtension::_getViewEyeOffset is not implemented.")
   }
 
   /**
    * Implement this in GDExtension to return the view [Projection] for the given [view].
    */
   public open fun _getViewProjection(view: Long): Projection {
-    throw NotImplementedError("_getViewProjection is not implemented for RenderSceneDataExtension")
+    throw NotImplementedError("RenderSceneDataExtension::_getViewProjection is not implemented.")
   }
 
   /**
@@ -66,7 +66,7 @@ public open class RenderSceneDataExtension : RenderSceneData() {
    * data as a UBO.
    */
   public open fun _getUniformBuffer(): RID {
-    throw NotImplementedError("_getUniformBuffer is not implemented for RenderSceneDataExtension")
+    throw NotImplementedError("RenderSceneDataExtension::_getUniformBuffer is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Resource.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Resource.kt
index 177b834c0..3703a1839 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Resource.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Resource.kt
@@ -153,14 +153,14 @@ public open class Resource : RefCounted() {
    * ```
    */
   public open fun _setupLocalToScene(): Unit {
-    throw NotImplementedError("_setupLocalToScene is not implemented for Resource")
+    throw NotImplementedError("Resource::_setupLocalToScene is not implemented.")
   }
 
   /**
    * Override this method to return a custom [RID] when [getRid] is called.
    */
   public open fun _getRid(): RID {
-    throw NotImplementedError("_getRid is not implemented for Resource")
+    throw NotImplementedError("Resource::_getRid is not implemented.")
   }
 
   /**
@@ -169,14 +169,14 @@ public open class Resource : RefCounted() {
    * state.
    */
   public open fun _resetState(): Unit {
-    throw NotImplementedError("_resetState is not implemented for Resource")
+    throw NotImplementedError("Resource::_resetState is not implemented.")
   }
 
   /**
    * Sets the resource's path to [path] without involving the resource cache.
    */
   public open fun _setPathCache(path: String): Unit {
-    throw NotImplementedError("_setPathCache is not implemented for Resource")
+    throw NotImplementedError("Resource::_setPathCache is not implemented.")
   }
 
   public final fun setPath(path: String): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatLoader.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatLoader.kt
index f5c029c06..6b6cba3b4 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatLoader.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatLoader.kt
@@ -46,7 +46,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * Gets the list of extensions for files this loader is able to read.
    */
   public open fun _getRecognizedExtensions(): PackedStringArray {
-    throw NotImplementedError("_getRecognizedExtensions is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_getRecognizedExtensions is not implemented.")
   }
 
   /**
@@ -58,7 +58,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * [_getResourceType].
    */
   public open fun _recognizePath(path: String, type: StringName): Boolean {
-    throw NotImplementedError("_recognizePath is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_recognizePath is not implemented.")
   }
 
   /**
@@ -68,7 +68,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * just handle `"Resource"` for them.
    */
   public open fun _handlesType(type: StringName): Boolean {
-    throw NotImplementedError("_handlesType is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_handlesType is not implemented.")
   }
 
   /**
@@ -79,7 +79,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * just return `"Resource"` for them.
    */
   public open fun _getResourceType(path: String): String {
-    throw NotImplementedError("_getResourceType is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_getResourceType is not implemented.")
   }
 
   /**
@@ -87,7 +87,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * resource has no script or the script isn't a named class, it should return `""`.
    */
   public open fun _getResourceScriptClass(path: String): String {
-    throw NotImplementedError("_getResourceScriptClass is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_getResourceScriptClass is not implemented.")
   }
 
   /**
@@ -95,7 +95,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * not overridden, a `.uid` file is generated along with the resource file, containing the unique ID.
    */
   public open fun _getResourceUid(path: String): Long {
-    throw NotImplementedError("_getResourceUid is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_getResourceUid is not implemented.")
   }
 
   /**
@@ -106,7 +106,7 @@ public open class ResourceFormatLoader : RefCounted() {
    * just return `"Resource"` for them.
    */
   public open fun _getDependencies(path: String, addTypes: Boolean): PackedStringArray {
-    throw NotImplementedError("_getDependencies is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_getDependencies is not implemented.")
   }
 
   /**
@@ -116,15 +116,15 @@ public open class ResourceFormatLoader : RefCounted() {
    * Returns [OK] on success, or an [Error] constant in case of failure.
    */
   public open fun _renameDependencies(path: String, renames: Dictionary<Any?, Any?>): Error {
-    throw NotImplementedError("_renameDependencies is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_renameDependencies is not implemented.")
   }
 
   public open fun _exists(path: String): Boolean {
-    throw NotImplementedError("_exists is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_exists is not implemented.")
   }
 
   public open fun _getClassesUsed(path: String): PackedStringArray {
-    throw NotImplementedError("_getClassesUsed is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_getClassesUsed is not implemented.")
   }
 
   /**
@@ -141,7 +141,7 @@ public open class ResourceFormatLoader : RefCounted() {
     useSubThreads: Boolean,
     cacheMode: Int,
   ): Any? {
-    throw NotImplementedError("_load is not implemented for ResourceFormatLoader")
+    throw NotImplementedError("ResourceFormatLoader::_load is not implemented.")
   }
 
   public enum class CacheMode(
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatSaver.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatSaver.kt
index fbbf2f113..8d4ed5a3b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatSaver.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ResourceFormatSaver.kt
@@ -45,7 +45,7 @@ public open class ResourceFormatSaver : RefCounted() {
     path: String,
     flags: Long,
   ): Error {
-    throw NotImplementedError("_save is not implemented for ResourceFormatSaver")
+    throw NotImplementedError("ResourceFormatSaver::_save is not implemented.")
   }
 
   /**
@@ -53,14 +53,14 @@ public open class ResourceFormatSaver : RefCounted() {
    * constant in case of failure.
    */
   public open fun _setUid(path: String, uid: Long): Error {
-    throw NotImplementedError("_setUid is not implemented for ResourceFormatSaver")
+    throw NotImplementedError("ResourceFormatSaver::_setUid is not implemented.")
   }
 
   /**
    * Returns whether the given resource object can be saved by this saver.
    */
   public open fun _recognize(resource: Resource?): Boolean {
-    throw NotImplementedError("_recognize is not implemented for ResourceFormatSaver")
+    throw NotImplementedError("ResourceFormatSaver::_recognize is not implemented.")
   }
 
   /**
@@ -68,7 +68,7 @@ public open class ResourceFormatSaver : RefCounted() {
    * recognized (see [_recognize]).
    */
   public open fun _getRecognizedExtensions(resource: Resource?): PackedStringArray {
-    throw NotImplementedError("_getRecognizedExtensions is not implemented for ResourceFormatSaver")
+    throw NotImplementedError("ResourceFormatSaver::_getRecognizedExtensions is not implemented.")
   }
 
   /**
@@ -78,7 +78,7 @@ public open class ResourceFormatSaver : RefCounted() {
    * within the ones provided by [_getRecognizedExtensions].
    */
   public open fun _recognizePath(resource: Resource?, path: String): Boolean {
-    throw NotImplementedError("_recognizePath is not implemented for ResourceFormatSaver")
+    throw NotImplementedError("ResourceFormatSaver::_recognizePath is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RichTextEffect.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RichTextEffect.kt
index 492286259..e2657dc5e 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RichTextEffect.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RichTextEffect.kt
@@ -48,7 +48,7 @@ public open class RichTextEffect : Resource() {
    * transformation to avoid displaying broken text.
    */
   public open fun _processCustomFx(charFx: CharFXTransform?): Boolean {
-    throw NotImplementedError("_processCustomFx is not implemented for RichTextEffect")
+    throw NotImplementedError("RichTextEffect::_processCustomFx is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody2D.kt
index 522632a33..8917d4a73 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody2D.kt
@@ -566,7 +566,7 @@ public open class RigidBody2D : PhysicsBody2D() {
    * custom force integration for a body.
    */
   public open fun _integrateForces(state: PhysicsDirectBodyState2D?): Unit {
-    throw NotImplementedError("_integrateForces is not implemented for RigidBody2D")
+    throw NotImplementedError("RigidBody2D::_integrateForces is not implemented.")
   }
 
   public final fun setMass(mass: Float): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody3D.kt
index 52730fed7..0395b8d0a 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/RigidBody3D.kt
@@ -684,7 +684,7 @@ public open class RigidBody3D : PhysicsBody3D() {
    * custom force integration for a body.
    */
   public open fun _integrateForces(state: PhysicsDirectBodyState3D?): Unit {
-    throw NotImplementedError("_integrateForces is not implemented for RigidBody3D")
+    throw NotImplementedError("RigidBody3D::_integrateForces is not implemented.")
   }
 
   public final fun setMass(mass: Float): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptExtension.kt
index 6b95758e6..5a1892585 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptExtension.kt
@@ -20,154 +20,92 @@ import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class ScriptExtension : Script() {
+public abstract class ScriptExtension : Script() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(573, scriptIndex)
   }
 
-  public open fun _editorCanReloadFromFile(): Boolean {
-    throw NotImplementedError("_editorCanReloadFromFile is not implemented for ScriptExtension")
-  }
+  public abstract fun _editorCanReloadFromFile(): Boolean
 
-  public open fun _canInstantiate(): Boolean {
-    throw NotImplementedError("_canInstantiate is not implemented for ScriptExtension")
-  }
+  public abstract fun _canInstantiate(): Boolean
 
-  public open fun _getBaseScript(): Script? {
-    throw NotImplementedError("_getBaseScript is not implemented for ScriptExtension")
-  }
+  public abstract fun _getBaseScript(): Script?
 
-  public open fun _getGlobalName(): StringName {
-    throw NotImplementedError("_getGlobalName is not implemented for ScriptExtension")
-  }
+  public abstract fun _getGlobalName(): StringName
 
-  public open fun _inheritsScript(script: Script?): Boolean {
-    throw NotImplementedError("_inheritsScript is not implemented for ScriptExtension")
-  }
+  public abstract fun _inheritsScript(script: Script?): Boolean
 
-  public open fun _getInstanceBaseType(): StringName {
-    throw NotImplementedError("_getInstanceBaseType is not implemented for ScriptExtension")
-  }
+  public abstract fun _getInstanceBaseType(): StringName
 
-  public open fun _instanceHas(`object`: Object?): Boolean {
-    throw NotImplementedError("_instanceHas is not implemented for ScriptExtension")
-  }
+  public abstract fun _instanceHas(`object`: Object?): Boolean
 
-  public open fun _hasSourceCode(): Boolean {
-    throw NotImplementedError("_hasSourceCode is not implemented for ScriptExtension")
-  }
+  public abstract fun _hasSourceCode(): Boolean
 
-  public open fun _getSourceCode(): String {
-    throw NotImplementedError("_getSourceCode is not implemented for ScriptExtension")
-  }
+  public abstract fun _getSourceCode(): String
 
-  public open fun _setSourceCode(code: String): Unit {
-    throw NotImplementedError("_setSourceCode is not implemented for ScriptExtension")
-  }
+  public abstract fun _setSourceCode(code: String): Unit
 
-  public open fun _reload(keepState: Boolean): Error {
-    throw NotImplementedError("_reload is not implemented for ScriptExtension")
-  }
+  public abstract fun _reload(keepState: Boolean): Error
 
-  public open fun _getDocClassName(): StringName {
-    throw NotImplementedError("_getDocClassName is not implemented for ScriptExtension")
-  }
+  public abstract fun _getDocClassName(): StringName
 
-  public open fun _getDocumentation(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getDocumentation is not implemented for ScriptExtension")
-  }
+  public abstract fun _getDocumentation(): VariantArray<Dictionary<Any?, Any?>>
 
   public open fun _getClassIconPath(): String {
-    throw NotImplementedError("_getClassIconPath is not implemented for ScriptExtension")
+    throw NotImplementedError("ScriptExtension::_getClassIconPath is not implemented.")
   }
 
-  public open fun _hasMethod(method: StringName): Boolean {
-    throw NotImplementedError("_hasMethod is not implemented for ScriptExtension")
-  }
+  public abstract fun _hasMethod(method: StringName): Boolean
 
-  public open fun _hasStaticMethod(method: StringName): Boolean {
-    throw NotImplementedError("_hasStaticMethod is not implemented for ScriptExtension")
-  }
+  public abstract fun _hasStaticMethod(method: StringName): Boolean
 
   /**
    * Return the expected argument count for the given [method], or `null` if it can't be determined
    * (which will then fall back to the default behavior).
    */
   public open fun _getScriptMethodArgumentCount(method: StringName): Any? {
-    throw NotImplementedError("_getScriptMethodArgumentCount is not implemented for ScriptExtension")
+    throw NotImplementedError("ScriptExtension::_getScriptMethodArgumentCount is not implemented.")
   }
 
-  public open fun _getMethodInfo(method: StringName): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getMethodInfo is not implemented for ScriptExtension")
-  }
+  public abstract fun _getMethodInfo(method: StringName): Dictionary<Any?, Any?>
 
-  public open fun _isTool(): Boolean {
-    throw NotImplementedError("_isTool is not implemented for ScriptExtension")
-  }
+  public abstract fun _isTool(): Boolean
 
-  public open fun _isValid(): Boolean {
-    throw NotImplementedError("_isValid is not implemented for ScriptExtension")
-  }
+  public abstract fun _isValid(): Boolean
 
   /**
    * Returns `true` if the script is an abstract script. An abstract script does not have a
    * constructor and cannot be instantiated.
    */
   public open fun _isAbstract(): Boolean {
-    throw NotImplementedError("_isAbstract is not implemented for ScriptExtension")
+    throw NotImplementedError("ScriptExtension::_isAbstract is not implemented.")
   }
 
-  public open fun _getLanguage(): ScriptLanguage? {
-    throw NotImplementedError("_getLanguage is not implemented for ScriptExtension")
-  }
+  public abstract fun _getLanguage(): ScriptLanguage?
 
-  public open fun _hasScriptSignal(signal: StringName): Boolean {
-    throw NotImplementedError("_hasScriptSignal is not implemented for ScriptExtension")
-  }
+  public abstract fun _hasScriptSignal(signal: StringName): Boolean
 
-  public open fun _getScriptSignalList(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getScriptSignalList is not implemented for ScriptExtension")
-  }
+  public abstract fun _getScriptSignalList(): VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _hasPropertyDefaultValue(`property`: StringName): Boolean {
-    throw NotImplementedError("_hasPropertyDefaultValue is not implemented for ScriptExtension")
-  }
+  public abstract fun _hasPropertyDefaultValue(`property`: StringName): Boolean
 
-  public open fun _getPropertyDefaultValue(`property`: StringName): Any? {
-    throw NotImplementedError("_getPropertyDefaultValue is not implemented for ScriptExtension")
-  }
+  public abstract fun _getPropertyDefaultValue(`property`: StringName): Any?
 
-  public open fun _updateExports(): Unit {
-    throw NotImplementedError("_updateExports is not implemented for ScriptExtension")
-  }
+  public abstract fun _updateExports(): Unit
 
-  public open fun _getScriptMethodList(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getScriptMethodList is not implemented for ScriptExtension")
-  }
+  public abstract fun _getScriptMethodList(): VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _getScriptPropertyList(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getScriptPropertyList is not implemented for ScriptExtension")
-  }
+  public abstract fun _getScriptPropertyList(): VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _getMemberLine(member: StringName): Int {
-    throw NotImplementedError("_getMemberLine is not implemented for ScriptExtension")
-  }
+  public abstract fun _getMemberLine(member: StringName): Int
 
-  public open fun _getConstants(): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getConstants is not implemented for ScriptExtension")
-  }
+  public abstract fun _getConstants(): Dictionary<Any?, Any?>
 
-  public open fun _getMembers(): VariantArray<StringName> {
-    throw NotImplementedError("_getMembers is not implemented for ScriptExtension")
-  }
+  public abstract fun _getMembers(): VariantArray<StringName>
 
-  public open fun _isPlaceholderFallbackEnabled(): Boolean {
-    throw NotImplementedError("_isPlaceholderFallbackEnabled is not implemented for ScriptExtension")
-  }
+  public abstract fun _isPlaceholderFallbackEnabled(): Boolean
 
-  public open fun _getRpcConfig(): Any? {
-    throw NotImplementedError("_getRpcConfig is not implemented for ScriptExtension")
-  }
+  public abstract fun _getRpcConfig(): Any?
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptLanguageExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptLanguageExtension.kt
index d34ea43ec..5cd9a56ec 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptLanguageExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ScriptLanguageExtension.kt
@@ -22,290 +22,181 @@ import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class ScriptLanguageExtension : ScriptLanguage() {
+public abstract class ScriptLanguageExtension : ScriptLanguage() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(575, scriptIndex)
   }
 
-  public open fun _getName(): String {
-    throw NotImplementedError("_getName is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getName(): String
 
-  public open fun _init(): Unit {
-    throw NotImplementedError("_init is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _init(): Unit
 
-  public open fun _getType(): String {
-    throw NotImplementedError("_getType is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getType(): String
 
-  public open fun _getExtension(): String {
-    throw NotImplementedError("_getExtension is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getExtension(): String
 
-  public open fun _finish(): Unit {
-    throw NotImplementedError("_finish is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _finish(): Unit
 
-  public open fun _getReservedWords(): PackedStringArray {
-    throw NotImplementedError("_getReservedWords is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getReservedWords(): PackedStringArray
 
-  public open fun _isControlFlowKeyword(keyword: String): Boolean {
-    throw NotImplementedError("_isControlFlowKeyword is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _isControlFlowKeyword(keyword: String): Boolean
 
-  public open fun _getCommentDelimiters(): PackedStringArray {
-    throw NotImplementedError("_getCommentDelimiters is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getCommentDelimiters(): PackedStringArray
 
   public open fun _getDocCommentDelimiters(): PackedStringArray {
-    throw NotImplementedError("_getDocCommentDelimiters is not implemented for ScriptLanguageExtension")
+    throw NotImplementedError("ScriptLanguageExtension::_getDocCommentDelimiters is not implemented.")
   }
 
-  public open fun _getStringDelimiters(): PackedStringArray {
-    throw NotImplementedError("_getStringDelimiters is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getStringDelimiters(): PackedStringArray
 
-  public open fun _makeTemplate(
+  public abstract fun _makeTemplate(
     template: String,
     className: String,
     baseClassName: String,
-  ): Script? {
-    throw NotImplementedError("_makeTemplate is not implemented for ScriptLanguageExtension")
-  }
+  ): Script?
 
-  public open fun _getBuiltInTemplates(`object`: StringName): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getBuiltInTemplates is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getBuiltInTemplates(`object`: StringName):
+      VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _isUsingTemplates(): Boolean {
-    throw NotImplementedError("_isUsingTemplates is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _isUsingTemplates(): Boolean
 
-  public open fun _validate(
+  public abstract fun _validate(
     script: String,
     path: String,
     validateFunctions: Boolean,
     validateErrors: Boolean,
     validateWarnings: Boolean,
     validateSafeLines: Boolean,
-  ): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_validate is not implemented for ScriptLanguageExtension")
-  }
+  ): Dictionary<Any?, Any?>
 
-  public open fun _validatePath(path: String): String {
-    throw NotImplementedError("_validatePath is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _validatePath(path: String): String
 
-  public open fun _createScript(): Object? {
-    throw NotImplementedError("_createScript is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _createScript(): Object?
 
-  public open fun _hasNamedClasses(): Boolean {
-    throw NotImplementedError("_hasNamedClasses is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _hasNamedClasses(): Boolean
 
-  public open fun _supportsBuiltinMode(): Boolean {
-    throw NotImplementedError("_supportsBuiltinMode is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _supportsBuiltinMode(): Boolean
 
-  public open fun _supportsDocumentation(): Boolean {
-    throw NotImplementedError("_supportsDocumentation is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _supportsDocumentation(): Boolean
 
-  public open fun _canInheritFromFile(): Boolean {
-    throw NotImplementedError("_canInheritFromFile is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _canInheritFromFile(): Boolean
 
   /**
    * Returns the line where the function is defined in the code, or `-1` if the function is not
    * present.
    */
-  public open fun _findFunction(function: String, code: String): Int {
-    throw NotImplementedError("_findFunction is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _findFunction(function: String, code: String): Int
 
-  public open fun _makeFunction(
+  public abstract fun _makeFunction(
     className: String,
     functionName: String,
     functionArgs: PackedStringArray,
-  ): String {
-    throw NotImplementedError("_makeFunction is not implemented for ScriptLanguageExtension")
-  }
+  ): String
 
-  public open fun _canMakeFunction(): Boolean {
-    throw NotImplementedError("_canMakeFunction is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _canMakeFunction(): Boolean
 
-  public open fun _openInExternalEditor(
+  public abstract fun _openInExternalEditor(
     script: Script?,
     line: Int,
     column: Int,
-  ): Error {
-    throw NotImplementedError("_openInExternalEditor is not implemented for ScriptLanguageExtension")
-  }
+  ): Error
 
-  public open fun _overridesExternalEditor(): Boolean {
-    throw NotImplementedError("_overridesExternalEditor is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _overridesExternalEditor(): Boolean
 
   public open fun _preferredFileNameCasing(): ScriptLanguage.ScriptNameCasing {
-    throw NotImplementedError("_preferredFileNameCasing is not implemented for ScriptLanguageExtension")
+    throw NotImplementedError("ScriptLanguageExtension::_preferredFileNameCasing is not implemented.")
   }
 
-  public open fun _completeCode(
+  public abstract fun _completeCode(
     code: String,
     path: String,
     owner: Object?,
-  ): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_completeCode is not implemented for ScriptLanguageExtension")
-  }
+  ): Dictionary<Any?, Any?>
 
-  public open fun _lookupCode(
+  public abstract fun _lookupCode(
     code: String,
     symbol: String,
     path: String,
     owner: Object?,
-  ): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_lookupCode is not implemented for ScriptLanguageExtension")
-  }
+  ): Dictionary<Any?, Any?>
 
-  public open fun _autoIndentCode(
+  public abstract fun _autoIndentCode(
     code: String,
     fromLine: Int,
     toLine: Int,
-  ): String {
-    throw NotImplementedError("_autoIndentCode is not implemented for ScriptLanguageExtension")
-  }
+  ): String
 
-  public open fun _addGlobalConstant(name: StringName, `value`: Any?): Unit {
-    throw NotImplementedError("_addGlobalConstant is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _addGlobalConstant(name: StringName, `value`: Any?): Unit
 
-  public open fun _addNamedGlobalConstant(name: StringName, `value`: Any?): Unit {
-    throw NotImplementedError("_addNamedGlobalConstant is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _addNamedGlobalConstant(name: StringName, `value`: Any?): Unit
 
-  public open fun _removeNamedGlobalConstant(name: StringName): Unit {
-    throw NotImplementedError("_removeNamedGlobalConstant is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _removeNamedGlobalConstant(name: StringName): Unit
 
-  public open fun _threadEnter(): Unit {
-    throw NotImplementedError("_threadEnter is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _threadEnter(): Unit
 
-  public open fun _threadExit(): Unit {
-    throw NotImplementedError("_threadExit is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _threadExit(): Unit
 
-  public open fun _debugGetError(): String {
-    throw NotImplementedError("_debugGetError is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetError(): String
 
-  public open fun _debugGetStackLevelCount(): Int {
-    throw NotImplementedError("_debugGetStackLevelCount is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetStackLevelCount(): Int
 
-  public open fun _debugGetStackLevelLine(level: Int): Int {
-    throw NotImplementedError("_debugGetStackLevelLine is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetStackLevelLine(level: Int): Int
 
-  public open fun _debugGetStackLevelFunction(level: Int): String {
-    throw NotImplementedError("_debugGetStackLevelFunction is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetStackLevelFunction(level: Int): String
 
   /**
    * Returns the source associated with a given debug stack position.
    */
-  public open fun _debugGetStackLevelSource(level: Int): String {
-    throw NotImplementedError("_debugGetStackLevelSource is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetStackLevelSource(level: Int): String
 
-  public open fun _debugGetStackLevelLocals(
+  public abstract fun _debugGetStackLevelLocals(
     level: Int,
     maxSubitems: Int,
     maxDepth: Int,
-  ): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_debugGetStackLevelLocals is not implemented for ScriptLanguageExtension")
-  }
+  ): Dictionary<Any?, Any?>
 
-  public open fun _debugGetStackLevelMembers(
+  public abstract fun _debugGetStackLevelMembers(
     level: Int,
     maxSubitems: Int,
     maxDepth: Int,
-  ): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_debugGetStackLevelMembers is not implemented for ScriptLanguageExtension")
-  }
+  ): Dictionary<Any?, Any?>
 
-  public open fun _debugGetGlobals(maxSubitems: Int, maxDepth: Int): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_debugGetGlobals is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetGlobals(maxSubitems: Int, maxDepth: Int): Dictionary<Any?, Any?>
 
-  public open fun _debugParseStackLevelExpression(
+  public abstract fun _debugParseStackLevelExpression(
     level: Int,
     expression: String,
     maxSubitems: Int,
     maxDepth: Int,
-  ): String {
-    throw NotImplementedError("_debugParseStackLevelExpression is not implemented for ScriptLanguageExtension")
-  }
+  ): String
 
-  public open fun _debugGetCurrentStackInfo(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_debugGetCurrentStackInfo is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _debugGetCurrentStackInfo(): VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _reloadAllScripts(): Unit {
-    throw NotImplementedError("_reloadAllScripts is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _reloadAllScripts(): Unit
 
-  public open fun _reloadScripts(scripts: VariantArray<Any?>, softReload: Boolean): Unit {
-    throw NotImplementedError("_reloadScripts is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _reloadScripts(scripts: VariantArray<Any?>, softReload: Boolean): Unit
 
-  public open fun _reloadToolScript(script: Script?, softReload: Boolean): Unit {
-    throw NotImplementedError("_reloadToolScript is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _reloadToolScript(script: Script?, softReload: Boolean): Unit
 
-  public open fun _getRecognizedExtensions(): PackedStringArray {
-    throw NotImplementedError("_getRecognizedExtensions is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getRecognizedExtensions(): PackedStringArray
 
-  public open fun _getPublicFunctions(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getPublicFunctions is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getPublicFunctions(): VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _getPublicConstants(): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getPublicConstants is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getPublicConstants(): Dictionary<Any?, Any?>
 
-  public open fun _getPublicAnnotations(): VariantArray<Dictionary<Any?, Any?>> {
-    throw NotImplementedError("_getPublicAnnotations is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getPublicAnnotations(): VariantArray<Dictionary<Any?, Any?>>
 
-  public open fun _profilingStart(): Unit {
-    throw NotImplementedError("_profilingStart is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _profilingStart(): Unit
 
-  public open fun _profilingStop(): Unit {
-    throw NotImplementedError("_profilingStop is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _profilingStop(): Unit
 
-  public open fun _profilingSetSaveNativeCalls(enable: Boolean): Unit {
-    throw NotImplementedError("_profilingSetSaveNativeCalls is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _profilingSetSaveNativeCalls(enable: Boolean): Unit
 
-  public open fun _frame(): Unit {
-    throw NotImplementedError("_frame is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _frame(): Unit
 
-  public open fun _handlesGlobalClassType(type: String): Boolean {
-    throw NotImplementedError("_handlesGlobalClassType is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _handlesGlobalClassType(type: String): Boolean
 
-  public open fun _getGlobalClassName(path: String): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getGlobalClassName is not implemented for ScriptLanguageExtension")
-  }
+  public abstract fun _getGlobalClassName(path: String): Dictionary<Any?, Any?>
 
   public enum class LookupResultType(
     id: Long,
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ShaderMaterial.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ShaderMaterial.kt
index 799bc1971..3a04fd29c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ShaderMaterial.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ShaderMaterial.kt
@@ -10,6 +10,7 @@ import godot.`annotation`.GodotBaseType
 import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
+import godot.core.RID
 import godot.core.StringName
 import godot.core.VariantCaster.ANY
 import godot.core.VariantParser.NIL
@@ -18,6 +19,7 @@ import godot.core.VariantParser.STRING_NAME
 import godot.core.asCachedStringName
 import kotlin.Any
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -89,6 +91,20 @@ public open class ShaderMaterial : Material() {
     return (TransferContext.readReturnValue(ANY) as Any?)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderRid(): RID {
+    throw NotImplementedError("ShaderMaterial::_getShaderRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getShaderMode(): Shader.Mode {
+    throw NotImplementedError("ShaderMaterial::_getShaderMode can't be called from the JVM.")
+  }
+
   /**
    * Changes the value set for this material of a uniform in the shader.
    *
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModification2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModification2D.kt
index ec88fc125..e2d657cb9 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModification2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModification2D.kt
@@ -67,14 +67,14 @@ public open class SkeletonModification2D : Resource() {
    * is designed to do.
    */
   public open fun _execute(delta: Double): Unit {
-    throw NotImplementedError("_execute is not implemented for SkeletonModification2D")
+    throw NotImplementedError("SkeletonModification2D::_execute is not implemented.")
   }
 
   /**
    * Called when the modification is setup. This is where the modification performs initialization.
    */
   public open fun _setupModification(modificationStack: SkeletonModificationStack2D?): Unit {
-    throw NotImplementedError("_setupModification is not implemented for SkeletonModification2D")
+    throw NotImplementedError("SkeletonModification2D::_setupModification is not implemented.")
   }
 
   /**
@@ -85,7 +85,7 @@ public open class SkeletonModification2D : Resource() {
    * and it's draw functions, as the [SkeletonModification2D] resource cannot draw on its own.
    */
   public open fun _drawEditorGizmo(): Unit {
-    throw NotImplementedError("_drawEditorGizmo is not implemented for SkeletonModification2D")
+    throw NotImplementedError("SkeletonModification2D::_drawEditorGizmo is not implemented.")
   }
 
   public final fun setEnabled(enabled: Boolean): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModifier3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModifier3D.kt
index 6de2d35d3..cd65f33b9 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModifier3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SkeletonModifier3D.kt
@@ -80,7 +80,7 @@ public open class SkeletonModifier3D : Node3D() {
    * automatically applies influence to all bone poses set by the modifier.
    */
   public open fun _processModification(): Unit {
-    throw NotImplementedError("_processModification is not implemented for SkeletonModifier3D")
+    throw NotImplementedError("SkeletonModifier3D::_processModification is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StreamPeerExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StreamPeerExtension.kt
index 118819324..50be88c36 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StreamPeerExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StreamPeerExtension.kt
@@ -8,19 +8,16 @@ package godot.api
 
 import godot.`annotation`.GodotBaseType
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class StreamPeerExtension : StreamPeer() {
+public abstract class StreamPeerExtension : StreamPeer() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(636, scriptIndex)
   }
 
-  public open fun _getAvailableBytes(): Int {
-    throw NotImplementedError("_getAvailableBytes is not implemented for StreamPeerExtension")
-  }
+  public abstract fun _getAvailableBytes(): Int
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBox.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBox.kt
index 34f1c11bf..c4b42c27b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBox.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBox.kt
@@ -42,7 +42,7 @@ import kotlin.jvm.JvmName
  * across different nodes.
  */
 @GodotBaseType
-public open class StyleBox : Resource() {
+public abstract class StyleBox : Resource() {
   /**
    * The left margin for the contents of this style box. Increasing this value reduces the space
    * available to the contents from the left.
@@ -110,12 +110,10 @@ public open class StyleBox : Resource() {
     createNativeObject(640, scriptIndex)
   }
 
-  public open fun _draw(toCanvasItem: RID, rect: Rect2): Unit {
-    throw NotImplementedError("_draw is not implemented for StyleBox")
-  }
+  public abstract fun _draw(toCanvasItem: RID, rect: Rect2): Unit
 
   public open fun _getDrawRect(rect: Rect2): Rect2 {
-    throw NotImplementedError("_getDrawRect is not implemented for StyleBox")
+    throw NotImplementedError("StyleBox::_getDrawRect is not implemented.")
   }
 
   /**
@@ -125,11 +123,11 @@ public open class StyleBox : Resource() {
    * behavior and the output of this method will be used, to account for both sizes.
    */
   public open fun _getMinimumSize(): Vector2 {
-    throw NotImplementedError("_getMinimumSize is not implemented for StyleBox")
+    throw NotImplementedError("StyleBox::_getMinimumSize is not implemented.")
   }
 
   public open fun _testMask(point: Vector2, rect: Rect2): Boolean {
-    throw NotImplementedError("_testMask is not implemented for StyleBox")
+    throw NotImplementedError("StyleBox::_testMask is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxEmpty.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxEmpty.kt
index 94f3d0f37..988c8fe1c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxEmpty.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxEmpty.kt
@@ -7,7 +7,10 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import godot.core.RID
+import godot.core.Rect2
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -21,6 +24,13 @@ public open class StyleBoxEmpty : StyleBox() {
     createNativeObject(641, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _draw(toCanvasItem: RID, rect: Rect2): Unit {
+    throw NotImplementedError("StyleBoxEmpty::_draw can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxFlat.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxFlat.kt
index 5fdfd0aab..dd8b254bb 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxFlat.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxFlat.kt
@@ -14,6 +14,8 @@ import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
 import godot.core.Corner
+import godot.core.RID
+import godot.core.Rect2
 import godot.core.Side
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.COLOR
@@ -27,6 +29,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -708,6 +711,13 @@ public open class StyleBoxFlat : StyleBox() {
     return (TransferContext.readReturnValue(LONG) as Long).toInt()
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _draw(toCanvasItem: RID, rect: Rect2): Unit {
+    throw NotImplementedError("StyleBoxFlat::_draw can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxLine.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxLine.kt
index 10bbc8f40..b58a1d4ae 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxLine.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxLine.kt
@@ -13,6 +13,8 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
+import godot.core.Rect2
 import godot.core.VariantParser.BOOL
 import godot.core.VariantParser.COLOR
 import godot.core.VariantParser.DOUBLE
@@ -23,6 +25,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -176,6 +179,13 @@ public open class StyleBoxLine : StyleBox() {
     return (TransferContext.readReturnValue(BOOL) as Boolean)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _draw(toCanvasItem: RID, rect: Rect2): Unit {
+    throw NotImplementedError("StyleBoxLine::_draw can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxTexture.kt
index dcac546c6..0eaa61c1b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/StyleBoxTexture.kt
@@ -13,6 +13,7 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.Color
+import godot.core.RID
 import godot.core.Rect2
 import godot.core.Side
 import godot.core.VariantParser.BOOL
@@ -27,6 +28,7 @@ import kotlin.Double
 import kotlin.Float
 import kotlin.Int
 import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -400,6 +402,13 @@ public open class StyleBoxTexture : StyleBox() {
     return AxisStretchMode.from(TransferContext.readReturnValue(LONG) as Long)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _draw(toCanvasItem: RID, rect: Rect2): Unit {
+    throw NotImplementedError("StyleBoxTexture::_draw can't be called from the JVM.")
+  }
+
   public enum class AxisStretchMode(
     id: Long,
   ) {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SubViewportContainer.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SubViewportContainer.kt
index 7165241f6..5a200988e 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SubViewportContainer.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SubViewportContainer.kt
@@ -91,7 +91,7 @@ public open class SubViewportContainer : Container() {
    * not implemented, all events are propagated to SubViewports.
    */
   public open fun _propagateInputEvent(event: InputEvent?): Boolean {
-    throw NotImplementedError("_propagateInputEvent is not implemented for SubViewportContainer")
+    throw NotImplementedError("SubViewportContainer::_propagateInputEvent is not implemented.")
   }
 
   public final fun setStretch(enable: Boolean): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SyntaxHighlighter.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SyntaxHighlighter.kt
index e79f8ff78..19af07aac 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SyntaxHighlighter.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/SyntaxHighlighter.kt
@@ -39,21 +39,21 @@ public open class SyntaxHighlighter : Resource() {
    * See [getLineSyntaxHighlighting] for more details.
    */
   public open fun _getLineSyntaxHighlighting(line: Int): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getLineSyntaxHighlighting is not implemented for SyntaxHighlighter")
+    throw NotImplementedError("SyntaxHighlighter::_getLineSyntaxHighlighting is not implemented.")
   }
 
   /**
    * Virtual method which can be overridden to clear any local caches.
    */
   public open fun _clearHighlightingCache(): Unit {
-    throw NotImplementedError("_clearHighlightingCache is not implemented for SyntaxHighlighter")
+    throw NotImplementedError("SyntaxHighlighter::_clearHighlightingCache is not implemented.")
   }
 
   /**
    * Virtual method which can be overridden to update any local caches.
    */
   public open fun _updateCache(): Unit {
-    throw NotImplementedError("_updateCache is not implemented for SyntaxHighlighter")
+    throw NotImplementedError("SyntaxHighlighter::_updateCache is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextEdit.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextEdit.kt
index 0ac3ac241..05f5a0661 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextEdit.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextEdit.kt
@@ -625,35 +625,35 @@ public open class TextEdit : Control() {
    * [unicodeChar].
    */
   public open fun _handleUnicodeInput(unicodeChar: Int, caretIndex: Int): Unit {
-    throw NotImplementedError("_handleUnicodeInput is not implemented for TextEdit")
+    throw NotImplementedError("TextEdit::_handleUnicodeInput is not implemented.")
   }
 
   /**
    * Override this method to define what happens when the user presses the backspace key.
    */
   public open fun _backspace(caretIndex: Int): Unit {
-    throw NotImplementedError("_backspace is not implemented for TextEdit")
+    throw NotImplementedError("TextEdit::_backspace is not implemented.")
   }
 
   /**
    * Override this method to define what happens when the user performs a cut operation.
    */
   public open fun _cut(caretIndex: Int): Unit {
-    throw NotImplementedError("_cut is not implemented for TextEdit")
+    throw NotImplementedError("TextEdit::_cut is not implemented.")
   }
 
   /**
    * Override this method to define what happens when the user performs a copy operation.
    */
   public open fun _copy(caretIndex: Int): Unit {
-    throw NotImplementedError("_copy is not implemented for TextEdit")
+    throw NotImplementedError("TextEdit::_copy is not implemented.")
   }
 
   /**
    * Override this method to define what happens when the user performs a paste operation.
    */
   public open fun _paste(caretIndex: Int): Unit {
-    throw NotImplementedError("_paste is not implemented for TextEdit")
+    throw NotImplementedError("TextEdit::_paste is not implemented.")
   }
 
   /**
@@ -663,7 +663,7 @@ public open class TextEdit : Control() {
    * **Note:** This method is only implemented on Linux.
    */
   public open fun _pastePrimaryClipboard(caretIndex: Int): Unit {
-    throw NotImplementedError("_pastePrimaryClipboard is not implemented for TextEdit")
+    throw NotImplementedError("TextEdit::_pastePrimaryClipboard is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerAdvanced.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerAdvanced.kt
index 4121aad15..f4d392f9b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerAdvanced.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerAdvanced.kt
@@ -7,7 +7,22 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import godot.core.Color
+import godot.core.Dictionary
+import godot.core.InlineAlignment
+import godot.core.PackedInt32Array
+import godot.core.RID
+import godot.core.Rect2
+import godot.core.VariantArray
+import godot.core.Vector2
+import godot.core.Vector2i
+import kotlin.Any
+import kotlin.Boolean
+import kotlin.Double
 import kotlin.Int
+import kotlin.Long
+import kotlin.NotImplementedError
+import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -22,6 +37,699 @@ public open class TextServerAdvanced : TextServerExtension() {
     createNativeObject(660, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasFeature(feature: TextServer.Feature): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_hasFeature can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getName(): String {
+    throw NotImplementedError("TextServerAdvanced::_getName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFeatures(): Long {
+    throw NotImplementedError("TextServerAdvanced::_getFeatures can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _freeRid(rid: RID): Unit {
+    throw NotImplementedError("TextServerAdvanced::_freeRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _has(rid: RID): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_has can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _createFont(): RID {
+    throw NotImplementedError("TextServerAdvanced::_createFont can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetFixedSize(fontRid: RID, fixedSize: Long): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetFixedSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetFixedSize(fontRid: RID): Long {
+    throw NotImplementedError("TextServerAdvanced::_fontGetFixedSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetFixedSizeScaleMode(fontRid: RID,
+      fixedSizeScaleMode: TextServer.FixedSizeScaleMode): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetFixedSizeScaleMode can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetFixedSizeScaleMode(fontRid: RID): TextServer.FixedSizeScaleMode {
+    throw NotImplementedError("TextServerAdvanced::_fontGetFixedSizeScaleMode can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetSizeCacheList(fontRid: RID): VariantArray<Vector2i> {
+    throw NotImplementedError("TextServerAdvanced::_fontGetSizeCacheList can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontClearSizeCache(fontRid: RID): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontClearSizeCache can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontRemoveSizeCache(fontRid: RID, size: Vector2i): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontRemoveSizeCache can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetAscent(
+    fontRid: RID,
+    size: Long,
+    ascent: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetAscent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetAscent(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerAdvanced::_fontGetAscent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetDescent(
+    fontRid: RID,
+    size: Long,
+    descent: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetDescent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetDescent(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerAdvanced::_fontGetDescent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetUnderlinePosition(
+    fontRid: RID,
+    size: Long,
+    underlinePosition: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetUnderlinePosition can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetUnderlinePosition(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerAdvanced::_fontGetUnderlinePosition can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetUnderlineThickness(
+    fontRid: RID,
+    size: Long,
+    underlineThickness: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetUnderlineThickness can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetUnderlineThickness(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerAdvanced::_fontGetUnderlineThickness can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetScale(
+    fontRid: RID,
+    size: Long,
+    scale: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetScale can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetScale(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerAdvanced::_fontGetScale can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetTextureCount(fontRid: RID, size: Vector2i): Long {
+    throw NotImplementedError("TextServerAdvanced::_fontGetTextureCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontClearTextures(fontRid: RID, size: Vector2i): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontClearTextures can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontRemoveTexture(
+    fontRid: RID,
+    size: Vector2i,
+    textureIndex: Long,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontRemoveTexture can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetTextureImage(
+    fontRid: RID,
+    size: Vector2i,
+    textureIndex: Long,
+    image: Image?,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetTextureImage can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetTextureImage(
+    fontRid: RID,
+    size: Vector2i,
+    textureIndex: Long,
+  ): Image? {
+    throw NotImplementedError("TextServerAdvanced::_fontGetTextureImage can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphList(fontRid: RID, size: Vector2i): PackedInt32Array {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphList can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontClearGlyphs(fontRid: RID, size: Vector2i): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontClearGlyphs can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontRemoveGlyph(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontRemoveGlyph can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphAdvance(
+    fontRid: RID,
+    size: Long,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphAdvance can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphAdvance(
+    fontRid: RID,
+    size: Long,
+    glyph: Long,
+    advance: Vector2,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetGlyphAdvance can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphOffset(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphOffset can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphOffset(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    offset: Vector2,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetGlyphOffset can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphSize(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphSize(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    glSize: Vector2,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetGlyphSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphUvRect(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Rect2 {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphUvRect can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphUvRect(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    uvRect: Rect2,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetGlyphUvRect can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphTextureIdx(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Long {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphTextureIdx can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphTextureIdx(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    textureIdx: Long,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontSetGlyphTextureIdx can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphTextureRid(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): RID {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphTextureRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphTextureSize(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphTextureSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphIndex(
+    fontRid: RID,
+    size: Long,
+    char: Long,
+    variationSelector: Long,
+  ): Long {
+    throw NotImplementedError("TextServerAdvanced::_fontGetGlyphIndex can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetCharFromGlyphIndex(
+    fontRid: RID,
+    size: Long,
+    glyphIndex: Long,
+  ): Long {
+    throw NotImplementedError("TextServerAdvanced::_fontGetCharFromGlyphIndex can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontHasChar(fontRid: RID, char: Long): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_fontHasChar can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetSupportedChars(fontRid: RID): String {
+    throw NotImplementedError("TextServerAdvanced::_fontGetSupportedChars can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetSupportedGlyphs(fontRid: RID): PackedInt32Array {
+    throw NotImplementedError("TextServerAdvanced::_fontGetSupportedGlyphs can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontDrawGlyph(
+    fontRid: RID,
+    canvas: RID,
+    size: Long,
+    pos: Vector2,
+    index: Long,
+    color: Color,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontDrawGlyph can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontDrawGlyphOutline(
+    fontRid: RID,
+    canvas: RID,
+    size: Long,
+    outlineSize: Long,
+    pos: Vector2,
+    index: Long,
+    color: Color,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_fontDrawGlyphOutline can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _createShapedText(direction: TextServer.Direction,
+      orientation: TextServer.Orientation): RID {
+    throw NotImplementedError("TextServerAdvanced::_createShapedText can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextClear(shaped: RID): Unit {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextClear can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextAddString(
+    shaped: RID,
+    text: String,
+    fonts: VariantArray<RID>,
+    size: Long,
+    opentypeFeatures: Dictionary<Any?, Any?>,
+    language: String,
+    meta: Any?,
+  ): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextAddString can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextAddObject(
+    shaped: RID,
+    key: Any?,
+    size: Vector2,
+    inlineAlign: InlineAlignment,
+    length: Long,
+    baseline: Double,
+  ): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextAddObject can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextResizeObject(
+    shaped: RID,
+    key: Any?,
+    size: Vector2,
+    inlineAlign: InlineAlignment,
+    baseline: Double,
+  ): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextResizeObject can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedGetSpanCount(shaped: RID): Long {
+    throw NotImplementedError("TextServerAdvanced::_shapedGetSpanCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedGetSpanMeta(shaped: RID, index: Long): Any? {
+    throw NotImplementedError("TextServerAdvanced::_shapedGetSpanMeta can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedGetSpanEmbeddedObject(shaped: RID, index: Long): Any? {
+    throw NotImplementedError("TextServerAdvanced::_shapedGetSpanEmbeddedObject can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedSetSpanUpdateFont(
+    shaped: RID,
+    index: Long,
+    fonts: VariantArray<RID>,
+    size: Long,
+    opentypeFeatures: Dictionary<Any?, Any?>,
+  ): Unit {
+    throw NotImplementedError("TextServerAdvanced::_shapedSetSpanUpdateFont can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextSubstr(
+    shaped: RID,
+    start: Long,
+    length: Long,
+  ): RID {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextSubstr can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetParent(shaped: RID): RID {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetParent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextShape(shaped: RID): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextShape can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextIsReady(shaped: RID): Boolean {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextIsReady can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetGlyphCount(shaped: RID): Long {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetGlyphCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetRange(shaped: RID): Vector2i {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetRange can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetTrimPos(shaped: RID): Long {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetTrimPos can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetEllipsisPos(shaped: RID): Long {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetEllipsisPos can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetEllipsisGlyphCount(shaped: RID): Long {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetEllipsisGlyphCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjects(shaped: RID): VariantArray<Any?> {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetObjects can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjectRect(shaped: RID, key: Any?): Rect2 {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetObjectRect can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjectRange(shaped: RID, key: Any?): Vector2i {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetObjectRange can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjectGlyph(shaped: RID, key: Any?): Long {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetObjectGlyph can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetSize(shaped: RID): Vector2 {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetAscent(shaped: RID): Double {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetAscent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetDescent(shaped: RID): Double {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetDescent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetWidth(shaped: RID): Double {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetUnderlinePosition(shaped: RID): Double {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetUnderlinePosition can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetUnderlineThickness(shaped: RID): Double {
+    throw NotImplementedError("TextServerAdvanced::_shapedTextGetUnderlineThickness can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerDummy.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerDummy.kt
index 74a05b0df..98dba2860 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerDummy.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerDummy.kt
@@ -7,7 +7,22 @@
 package godot.api
 
 import godot.`annotation`.GodotBaseType
+import godot.core.Color
+import godot.core.Dictionary
+import godot.core.InlineAlignment
+import godot.core.PackedInt32Array
+import godot.core.RID
+import godot.core.Rect2
+import godot.core.VariantArray
+import godot.core.Vector2
+import godot.core.Vector2i
+import kotlin.Any
+import kotlin.Boolean
+import kotlin.Double
 import kotlin.Int
+import kotlin.Long
+import kotlin.NotImplementedError
+import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -38,6 +53,699 @@ public open class TextServerDummy : TextServerExtension() {
     createNativeObject(661, scriptIndex)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasFeature(feature: TextServer.Feature): Boolean {
+    throw NotImplementedError("TextServerDummy::_hasFeature can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getName(): String {
+    throw NotImplementedError("TextServerDummy::_getName can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFeatures(): Long {
+    throw NotImplementedError("TextServerDummy::_getFeatures can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _freeRid(rid: RID): Unit {
+    throw NotImplementedError("TextServerDummy::_freeRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _has(rid: RID): Boolean {
+    throw NotImplementedError("TextServerDummy::_has can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _createFont(): RID {
+    throw NotImplementedError("TextServerDummy::_createFont can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetFixedSize(fontRid: RID, fixedSize: Long): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetFixedSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetFixedSize(fontRid: RID): Long {
+    throw NotImplementedError("TextServerDummy::_fontGetFixedSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetFixedSizeScaleMode(fontRid: RID,
+      fixedSizeScaleMode: TextServer.FixedSizeScaleMode): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetFixedSizeScaleMode can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetFixedSizeScaleMode(fontRid: RID): TextServer.FixedSizeScaleMode {
+    throw NotImplementedError("TextServerDummy::_fontGetFixedSizeScaleMode can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetSizeCacheList(fontRid: RID): VariantArray<Vector2i> {
+    throw NotImplementedError("TextServerDummy::_fontGetSizeCacheList can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontClearSizeCache(fontRid: RID): Unit {
+    throw NotImplementedError("TextServerDummy::_fontClearSizeCache can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontRemoveSizeCache(fontRid: RID, size: Vector2i): Unit {
+    throw NotImplementedError("TextServerDummy::_fontRemoveSizeCache can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetAscent(
+    fontRid: RID,
+    size: Long,
+    ascent: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetAscent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetAscent(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerDummy::_fontGetAscent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetDescent(
+    fontRid: RID,
+    size: Long,
+    descent: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetDescent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetDescent(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerDummy::_fontGetDescent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetUnderlinePosition(
+    fontRid: RID,
+    size: Long,
+    underlinePosition: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetUnderlinePosition can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetUnderlinePosition(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerDummy::_fontGetUnderlinePosition can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetUnderlineThickness(
+    fontRid: RID,
+    size: Long,
+    underlineThickness: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetUnderlineThickness can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetUnderlineThickness(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerDummy::_fontGetUnderlineThickness can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetScale(
+    fontRid: RID,
+    size: Long,
+    scale: Double,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetScale can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetScale(fontRid: RID, size: Long): Double {
+    throw NotImplementedError("TextServerDummy::_fontGetScale can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetTextureCount(fontRid: RID, size: Vector2i): Long {
+    throw NotImplementedError("TextServerDummy::_fontGetTextureCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontClearTextures(fontRid: RID, size: Vector2i): Unit {
+    throw NotImplementedError("TextServerDummy::_fontClearTextures can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontRemoveTexture(
+    fontRid: RID,
+    size: Vector2i,
+    textureIndex: Long,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontRemoveTexture can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetTextureImage(
+    fontRid: RID,
+    size: Vector2i,
+    textureIndex: Long,
+    image: Image?,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetTextureImage can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetTextureImage(
+    fontRid: RID,
+    size: Vector2i,
+    textureIndex: Long,
+  ): Image? {
+    throw NotImplementedError("TextServerDummy::_fontGetTextureImage can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphList(fontRid: RID, size: Vector2i): PackedInt32Array {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphList can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontClearGlyphs(fontRid: RID, size: Vector2i): Unit {
+    throw NotImplementedError("TextServerDummy::_fontClearGlyphs can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontRemoveGlyph(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontRemoveGlyph can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphAdvance(
+    fontRid: RID,
+    size: Long,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphAdvance can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphAdvance(
+    fontRid: RID,
+    size: Long,
+    glyph: Long,
+    advance: Vector2,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetGlyphAdvance can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphOffset(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphOffset can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphOffset(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    offset: Vector2,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetGlyphOffset can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphSize(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphSize(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    glSize: Vector2,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetGlyphSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphUvRect(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Rect2 {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphUvRect can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphUvRect(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    uvRect: Rect2,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetGlyphUvRect can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphTextureIdx(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Long {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphTextureIdx can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontSetGlyphTextureIdx(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+    textureIdx: Long,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontSetGlyphTextureIdx can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphTextureRid(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): RID {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphTextureRid can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphTextureSize(
+    fontRid: RID,
+    size: Vector2i,
+    glyph: Long,
+  ): Vector2 {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphTextureSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetGlyphIndex(
+    fontRid: RID,
+    size: Long,
+    char: Long,
+    variationSelector: Long,
+  ): Long {
+    throw NotImplementedError("TextServerDummy::_fontGetGlyphIndex can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetCharFromGlyphIndex(
+    fontRid: RID,
+    size: Long,
+    glyphIndex: Long,
+  ): Long {
+    throw NotImplementedError("TextServerDummy::_fontGetCharFromGlyphIndex can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontHasChar(fontRid: RID, char: Long): Boolean {
+    throw NotImplementedError("TextServerDummy::_fontHasChar can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetSupportedChars(fontRid: RID): String {
+    throw NotImplementedError("TextServerDummy::_fontGetSupportedChars can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontGetSupportedGlyphs(fontRid: RID): PackedInt32Array {
+    throw NotImplementedError("TextServerDummy::_fontGetSupportedGlyphs can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontDrawGlyph(
+    fontRid: RID,
+    canvas: RID,
+    size: Long,
+    pos: Vector2,
+    index: Long,
+    color: Color,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontDrawGlyph can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _fontDrawGlyphOutline(
+    fontRid: RID,
+    canvas: RID,
+    size: Long,
+    outlineSize: Long,
+    pos: Vector2,
+    index: Long,
+    color: Color,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_fontDrawGlyphOutline can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _createShapedText(direction: TextServer.Direction,
+      orientation: TextServer.Orientation): RID {
+    throw NotImplementedError("TextServerDummy::_createShapedText can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextClear(shaped: RID): Unit {
+    throw NotImplementedError("TextServerDummy::_shapedTextClear can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextAddString(
+    shaped: RID,
+    text: String,
+    fonts: VariantArray<RID>,
+    size: Long,
+    opentypeFeatures: Dictionary<Any?, Any?>,
+    language: String,
+    meta: Any?,
+  ): Boolean {
+    throw NotImplementedError("TextServerDummy::_shapedTextAddString can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextAddObject(
+    shaped: RID,
+    key: Any?,
+    size: Vector2,
+    inlineAlign: InlineAlignment,
+    length: Long,
+    baseline: Double,
+  ): Boolean {
+    throw NotImplementedError("TextServerDummy::_shapedTextAddObject can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextResizeObject(
+    shaped: RID,
+    key: Any?,
+    size: Vector2,
+    inlineAlign: InlineAlignment,
+    baseline: Double,
+  ): Boolean {
+    throw NotImplementedError("TextServerDummy::_shapedTextResizeObject can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedGetSpanCount(shaped: RID): Long {
+    throw NotImplementedError("TextServerDummy::_shapedGetSpanCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedGetSpanMeta(shaped: RID, index: Long): Any? {
+    throw NotImplementedError("TextServerDummy::_shapedGetSpanMeta can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedGetSpanEmbeddedObject(shaped: RID, index: Long): Any? {
+    throw NotImplementedError("TextServerDummy::_shapedGetSpanEmbeddedObject can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedSetSpanUpdateFont(
+    shaped: RID,
+    index: Long,
+    fonts: VariantArray<RID>,
+    size: Long,
+    opentypeFeatures: Dictionary<Any?, Any?>,
+  ): Unit {
+    throw NotImplementedError("TextServerDummy::_shapedSetSpanUpdateFont can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextSubstr(
+    shaped: RID,
+    start: Long,
+    length: Long,
+  ): RID {
+    throw NotImplementedError("TextServerDummy::_shapedTextSubstr can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetParent(shaped: RID): RID {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetParent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextShape(shaped: RID): Boolean {
+    throw NotImplementedError("TextServerDummy::_shapedTextShape can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextIsReady(shaped: RID): Boolean {
+    throw NotImplementedError("TextServerDummy::_shapedTextIsReady can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetGlyphCount(shaped: RID): Long {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetGlyphCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetRange(shaped: RID): Vector2i {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetRange can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetTrimPos(shaped: RID): Long {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetTrimPos can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetEllipsisPos(shaped: RID): Long {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetEllipsisPos can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetEllipsisGlyphCount(shaped: RID): Long {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetEllipsisGlyphCount can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjects(shaped: RID): VariantArray<Any?> {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetObjects can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjectRect(shaped: RID, key: Any?): Rect2 {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetObjectRect can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjectRange(shaped: RID, key: Any?): Vector2i {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetObjectRange can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetObjectGlyph(shaped: RID, key: Any?): Long {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetObjectGlyph can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetSize(shaped: RID): Vector2 {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetSize can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetAscent(shaped: RID): Double {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetAscent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetDescent(shaped: RID): Double {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetDescent can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetWidth(shaped: RID): Double {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetUnderlinePosition(shaped: RID): Double {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetUnderlinePosition can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _shapedTextGetUnderlineThickness(shaped: RID): Double {
+    throw NotImplementedError("TextServerDummy::_shapedTextGetUnderlineThickness can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerExtension.kt
index a920159a6..351e68355 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextServerExtension.kt
@@ -36,7 +36,7 @@ import kotlin.Unit
  * External [TextServer] implementations should inherit from this class.
  */
 @GodotBaseType
-public open class TextServerExtension : TextServer() {
+public abstract class TextServerExtension : TextServer() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(662, scriptIndex)
   }
@@ -46,45 +46,35 @@ public open class TextServerExtension : TextServer() {
    *
    * Returns `true` if the server supports a feature.
    */
-  public open fun _hasFeature(feature: TextServer.Feature): Boolean {
-    throw NotImplementedError("_hasFeature is not implemented for TextServerExtension")
-  }
+  public abstract fun _hasFeature(feature: TextServer.Feature): Boolean
 
   /**
    * **Required.**
    *
    * Returns the name of the server interface.
    */
-  public open fun _getName(): String {
-    throw NotImplementedError("_getName is not implemented for TextServerExtension")
-  }
+  public abstract fun _getName(): String
 
   /**
    * **Required.**
    *
    * Returns text server features, see [TextServer.Feature].
    */
-  public open fun _getFeatures(): Long {
-    throw NotImplementedError("_getFeatures is not implemented for TextServerExtension")
-  }
+  public abstract fun _getFeatures(): Long
 
   /**
    * **Required.**
    *
    * Frees an object created by this [TextServer].
    */
-  public open fun _freeRid(rid: RID): Unit {
-    throw NotImplementedError("_freeRid is not implemented for TextServerExtension")
-  }
+  public abstract fun _freeRid(rid: RID): Unit
 
   /**
    * **Required.**
    *
    * Returns `true` if [rid] is valid resource owned by this text server.
    */
-  public open fun _has(rid: RID): Boolean {
-    throw NotImplementedError("_has is not implemented for TextServerExtension")
-  }
+  public abstract fun _has(rid: RID): Boolean
 
   /**
    * **Optional.**
@@ -92,7 +82,7 @@ public open class TextServerExtension : TextServer() {
    * Loads optional TextServer database (e.g. ICU break iterators and dictionaries).
    */
   public open fun _loadSupportData(filename: String): Boolean {
-    throw NotImplementedError("_loadSupportData is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_loadSupportData is not implemented.")
   }
 
   /**
@@ -101,7 +91,7 @@ public open class TextServerExtension : TextServer() {
    * Returns default TextServer database (e.g. ICU break iterators and dictionaries) filename.
    */
   public open fun _getSupportDataFilename(): String {
-    throw NotImplementedError("_getSupportDataFilename is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_getSupportDataFilename is not implemented.")
   }
 
   /**
@@ -110,7 +100,7 @@ public open class TextServerExtension : TextServer() {
    * Returns TextServer database (e.g. ICU break iterators and dictionaries) description.
    */
   public open fun _getSupportDataInfo(): String {
-    throw NotImplementedError("_getSupportDataInfo is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_getSupportDataInfo is not implemented.")
   }
 
   /**
@@ -119,7 +109,7 @@ public open class TextServerExtension : TextServer() {
    * Saves optional TextServer database (e.g. ICU break iterators and dictionaries) to the file.
    */
   public open fun _saveSupportData(filename: String): Boolean {
-    throw NotImplementedError("_saveSupportData is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_saveSupportData is not implemented.")
   }
 
   /**
@@ -128,7 +118,7 @@ public open class TextServerExtension : TextServer() {
    * Returns default TextServer database (e.g. ICU break iterators and dictionaries).
    */
   public open fun _getSupportData(): PackedByteArray {
-    throw NotImplementedError("_getSupportData is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_getSupportData is not implemented.")
   }
 
   /**
@@ -137,7 +127,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if locale is right-to-left.
    */
   public open fun _isLocaleRightToLeft(locale: String): Boolean {
-    throw NotImplementedError("_isLocaleRightToLeft is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_isLocaleRightToLeft is not implemented.")
   }
 
   /**
@@ -146,7 +136,7 @@ public open class TextServerExtension : TextServer() {
    * Converts readable feature, variation, script, or language name to OpenType tag.
    */
   public open fun _nameToTag(name: String): Long {
-    throw NotImplementedError("_nameToTag is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_nameToTag is not implemented.")
   }
 
   /**
@@ -155,7 +145,7 @@ public open class TextServerExtension : TextServer() {
    * Converts OpenType tag to readable feature, variation, script, or language name.
    */
   public open fun _tagToName(tag: Long): String {
-    throw NotImplementedError("_tagToName is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_tagToName is not implemented.")
   }
 
   /**
@@ -163,9 +153,7 @@ public open class TextServerExtension : TextServer() {
    *
    * Creates a new, empty font cache entry resource.
    */
-  public open fun _createFont(): RID {
-    throw NotImplementedError("_createFont is not implemented for TextServerExtension")
-  }
+  public abstract fun _createFont(): RID
 
   /**
    * Optional, implement if font supports extra spacing or baseline offset.
@@ -173,7 +161,7 @@ public open class TextServerExtension : TextServer() {
    * Creates a new variation existing font which is reusing the same glyph cache and font data.
    */
   public open fun _createFontLinkedVariation(fontRid: RID): RID {
-    throw NotImplementedError("_createFontLinkedVariation is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_createFontLinkedVariation is not implemented.")
   }
 
   /**
@@ -182,7 +170,7 @@ public open class TextServerExtension : TextServer() {
    * Sets font source data, e.g contents of the dynamic font source file.
    */
   public open fun _fontSetData(fontRid: RID, `data`: PackedByteArray): Unit {
-    throw NotImplementedError("_fontSetData is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetData is not implemented.")
   }
 
   /**
@@ -191,7 +179,7 @@ public open class TextServerExtension : TextServer() {
    * Sets an active face index in the TrueType / OpenType collection.
    */
   public open fun _fontSetFaceIndex(fontRid: RID, faceIndex: Long): Unit {
-    throw NotImplementedError("_fontSetFaceIndex is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetFaceIndex is not implemented.")
   }
 
   /**
@@ -200,7 +188,7 @@ public open class TextServerExtension : TextServer() {
    * Returns an active face index in the TrueType / OpenType collection.
    */
   public open fun _fontGetFaceIndex(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetFaceIndex is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetFaceIndex is not implemented.")
   }
 
   /**
@@ -209,7 +197,7 @@ public open class TextServerExtension : TextServer() {
    * Returns number of faces in the TrueType / OpenType collection.
    */
   public open fun _fontGetFaceCount(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetFaceCount is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetFaceCount is not implemented.")
   }
 
   /**
@@ -218,7 +206,7 @@ public open class TextServerExtension : TextServer() {
    * Sets the font style flags, see [TextServer.FontStyle].
    */
   public open fun _fontSetStyle(fontRid: RID, style: TextServer.FontStyle): Unit {
-    throw NotImplementedError("_fontSetStyle is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetStyle is not implemented.")
   }
 
   /**
@@ -227,7 +215,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font style flags, see [TextServer.FontStyle].
    */
   public open fun _fontGetStyle(fontRid: RID): TextServer.FontStyle {
-    throw NotImplementedError("_fontGetStyle is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetStyle is not implemented.")
   }
 
   /**
@@ -236,7 +224,7 @@ public open class TextServerExtension : TextServer() {
    * Sets the font family name.
    */
   public open fun _fontSetName(fontRid: RID, name: String): Unit {
-    throw NotImplementedError("_fontSetName is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetName is not implemented.")
   }
 
   /**
@@ -245,7 +233,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font family name.
    */
   public open fun _fontGetName(fontRid: RID): String {
-    throw NotImplementedError("_fontGetName is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetName is not implemented.")
   }
 
   /**
@@ -255,7 +243,7 @@ public open class TextServerExtension : TextServer() {
    * description, license information, sample text, etc.).
    */
   public open fun _fontGetOtNameStrings(fontRid: RID): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_fontGetOtNameStrings is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetOtNameStrings is not implemented.")
   }
 
   /**
@@ -264,7 +252,7 @@ public open class TextServerExtension : TextServer() {
    * Sets the font style name.
    */
   public open fun _fontSetStyleName(fontRid: RID, nameStyle: String): Unit {
-    throw NotImplementedError("_fontSetStyleName is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetStyleName is not implemented.")
   }
 
   /**
@@ -273,7 +261,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font style name.
    */
   public open fun _fontGetStyleName(fontRid: RID): String {
-    throw NotImplementedError("_fontGetStyleName is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetStyleName is not implemented.")
   }
 
   /**
@@ -283,7 +271,7 @@ public open class TextServerExtension : TextServer() {
    * `400`, bold font weight is `700`.
    */
   public open fun _fontSetWeight(fontRid: RID, weight: Long): Unit {
-    throw NotImplementedError("_fontSetWeight is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetWeight is not implemented.")
   }
 
   /**
@@ -293,7 +281,7 @@ public open class TextServerExtension : TextServer() {
    * `400`, bold font weight is `700`.
    */
   public open fun _fontGetWeight(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetWeight is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetWeight is not implemented.")
   }
 
   /**
@@ -303,7 +291,7 @@ public open class TextServerExtension : TextServer() {
    * `200&#37;`.
    */
   public open fun _fontSetStretch(fontRid: RID, stretch: Long): Unit {
-    throw NotImplementedError("_fontSetStretch is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetStretch is not implemented.")
   }
 
   /**
@@ -313,7 +301,7 @@ public open class TextServerExtension : TextServer() {
    * and `200&#37;`.
    */
   public open fun _fontGetStretch(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetStretch is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetStretch is not implemented.")
   }
 
   /**
@@ -323,7 +311,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _fontSetAntialiasing(fontRid: RID, antialiasing: TextServer.FontAntialiasing):
       Unit {
-    throw NotImplementedError("_fontSetAntialiasing is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetAntialiasing is not implemented.")
   }
 
   /**
@@ -332,7 +320,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font anti-aliasing mode.
    */
   public open fun _fontGetAntialiasing(fontRid: RID): TextServer.FontAntialiasing {
-    throw NotImplementedError("_fontGetAntialiasing is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetAntialiasing is not implemented.")
   }
 
   /**
@@ -342,7 +330,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _fontSetDisableEmbeddedBitmaps(fontRid: RID, disableEmbeddedBitmaps: Boolean):
       Unit {
-    throw NotImplementedError("_fontSetDisableEmbeddedBitmaps is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetDisableEmbeddedBitmaps is not implemented.")
   }
 
   /**
@@ -351,7 +339,7 @@ public open class TextServerExtension : TextServer() {
    * Returns whether the font's embedded bitmap loading is disabled.
    */
   public open fun _fontGetDisableEmbeddedBitmaps(fontRid: RID): Boolean {
-    throw NotImplementedError("_fontGetDisableEmbeddedBitmaps is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetDisableEmbeddedBitmaps is not implemented.")
   }
 
   /**
@@ -360,7 +348,7 @@ public open class TextServerExtension : TextServer() {
    * If set to `true` font texture mipmap generation is enabled.
    */
   public open fun _fontSetGenerateMipmaps(fontRid: RID, generateMipmaps: Boolean): Unit {
-    throw NotImplementedError("_fontSetGenerateMipmaps is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetGenerateMipmaps is not implemented.")
   }
 
   /**
@@ -369,7 +357,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if font texture mipmap generation is enabled.
    */
   public open fun _fontGetGenerateMipmaps(fontRid: RID): Boolean {
-    throw NotImplementedError("_fontGetGenerateMipmaps is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetGenerateMipmaps is not implemented.")
   }
 
   /**
@@ -383,7 +371,7 @@ public open class TextServerExtension : TextServer() {
    * small sizes.
    */
   public open fun _fontSetMultichannelSignedDistanceField(fontRid: RID, msdf: Boolean): Unit {
-    throw NotImplementedError("_fontSetMultichannelSignedDistanceField is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetMultichannelSignedDistanceField is not implemented.")
   }
 
   /**
@@ -393,7 +381,7 @@ public open class TextServerExtension : TextServer() {
    * field generated from the dynamic font vector data.
    */
   public open fun _fontIsMultichannelSignedDistanceField(fontRid: RID): Boolean {
-    throw NotImplementedError("_fontIsMultichannelSignedDistanceField is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontIsMultichannelSignedDistanceField is not implemented.")
   }
 
   /**
@@ -403,7 +391,7 @@ public open class TextServerExtension : TextServer() {
    * signed distance.
    */
   public open fun _fontSetMsdfPixelRange(fontRid: RID, msdfPixelRange: Long): Unit {
-    throw NotImplementedError("_fontSetMsdfPixelRange is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetMsdfPixelRange is not implemented.")
   }
 
   /**
@@ -413,7 +401,7 @@ public open class TextServerExtension : TextServer() {
    * signed distance.
    */
   public open fun _fontGetMsdfPixelRange(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetMsdfPixelRange is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetMsdfPixelRange is not implemented.")
   }
 
   /**
@@ -422,7 +410,7 @@ public open class TextServerExtension : TextServer() {
    * Sets source font size used to generate MSDF textures.
    */
   public open fun _fontSetMsdfSize(fontRid: RID, msdfSize: Long): Unit {
-    throw NotImplementedError("_fontSetMsdfSize is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetMsdfSize is not implemented.")
   }
 
   /**
@@ -431,7 +419,7 @@ public open class TextServerExtension : TextServer() {
    * Returns source font size used to generate MSDF textures.
    */
   public open fun _fontGetMsdfSize(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetMsdfSize is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetMsdfSize is not implemented.")
   }
 
   /**
@@ -440,37 +428,29 @@ public open class TextServerExtension : TextServer() {
    * Sets bitmap font fixed size. If set to value greater than zero, same cache entry will be used
    * for all font sizes.
    */
-  public open fun _fontSetFixedSize(fontRid: RID, fixedSize: Long): Unit {
-    throw NotImplementedError("_fontSetFixedSize is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontSetFixedSize(fontRid: RID, fixedSize: Long): Unit
 
   /**
    * **Required.**
    *
    * Returns bitmap font fixed size.
    */
-  public open fun _fontGetFixedSize(fontRid: RID): Long {
-    throw NotImplementedError("_fontGetFixedSize is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetFixedSize(fontRid: RID): Long
 
   /**
    * **Required.**
    *
    * Sets bitmap font scaling mode. This property is used only if `fixed_size` is greater than zero.
    */
-  public open fun _fontSetFixedSizeScaleMode(fontRid: RID,
-      fixedSizeScaleMode: TextServer.FixedSizeScaleMode): Unit {
-    throw NotImplementedError("_fontSetFixedSizeScaleMode is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontSetFixedSizeScaleMode(fontRid: RID,
+      fixedSizeScaleMode: TextServer.FixedSizeScaleMode): Unit
 
   /**
    * **Required.**
    *
    * Returns bitmap font scaling mode.
    */
-  public open fun _fontGetFixedSizeScaleMode(fontRid: RID): TextServer.FixedSizeScaleMode {
-    throw NotImplementedError("_fontGetFixedSizeScaleMode is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetFixedSizeScaleMode(fontRid: RID): TextServer.FixedSizeScaleMode
 
   /**
    * **Optional.**
@@ -478,7 +458,7 @@ public open class TextServerExtension : TextServer() {
    * If set to `true`, system fonts can be automatically used as fallbacks.
    */
   public open fun _fontSetAllowSystemFallback(fontRid: RID, allowSystemFallback: Boolean): Unit {
-    throw NotImplementedError("_fontSetAllowSystemFallback is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetAllowSystemFallback is not implemented.")
   }
 
   /**
@@ -487,7 +467,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if system fonts can be automatically used as fallbacks.
    */
   public open fun _fontIsAllowSystemFallback(fontRid: RID): Boolean {
-    throw NotImplementedError("_fontIsAllowSystemFallback is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontIsAllowSystemFallback is not implemented.")
   }
 
   /**
@@ -496,7 +476,7 @@ public open class TextServerExtension : TextServer() {
    * If set to `true` auto-hinting is preferred over font built-in hinting.
    */
   public open fun _fontSetForceAutohinter(fontRid: RID, forceAutohinter: Boolean): Unit {
-    throw NotImplementedError("_fontSetForceAutohinter is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetForceAutohinter is not implemented.")
   }
 
   /**
@@ -505,7 +485,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if auto-hinting is supported and preferred over font built-in hinting.
    */
   public open fun _fontIsForceAutohinter(fontRid: RID): Boolean {
-    throw NotImplementedError("_fontIsForceAutohinter is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontIsForceAutohinter is not implemented.")
   }
 
   /**
@@ -514,7 +494,7 @@ public open class TextServerExtension : TextServer() {
    * Sets font hinting mode. Used by dynamic fonts only.
    */
   public open fun _fontSetHinting(fontRid: RID, hinting: TextServer.Hinting): Unit {
-    throw NotImplementedError("_fontSetHinting is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetHinting is not implemented.")
   }
 
   /**
@@ -523,7 +503,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the font hinting mode. Used by dynamic fonts only.
    */
   public open fun _fontGetHinting(fontRid: RID): TextServer.Hinting {
-    throw NotImplementedError("_fontGetHinting is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetHinting is not implemented.")
   }
 
   /**
@@ -533,7 +513,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _fontSetSubpixelPositioning(fontRid: RID,
       subpixelPositioning: TextServer.SubpixelPositioning): Unit {
-    throw NotImplementedError("_fontSetSubpixelPositioning is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetSubpixelPositioning is not implemented.")
   }
 
   /**
@@ -542,7 +522,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font subpixel glyph positioning mode.
    */
   public open fun _fontGetSubpixelPositioning(fontRid: RID): TextServer.SubpixelPositioning {
-    throw NotImplementedError("_fontGetSubpixelPositioning is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetSubpixelPositioning is not implemented.")
   }
 
   /**
@@ -554,7 +534,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _fontSetKeepRoundingRemainders(fontRid: RID, keepRoundingRemainders: Boolean):
       Unit {
-    throw NotImplementedError("_fontSetKeepRoundingRemainders is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetKeepRoundingRemainders is not implemented.")
   }
 
   /**
@@ -565,7 +545,7 @@ public open class TextServerExtension : TextServer() {
    * setting has no effect if subpixel positioning is enabled.
    */
   public open fun _fontGetKeepRoundingRemainders(fontRid: RID): Boolean {
-    throw NotImplementedError("_fontGetKeepRoundingRemainders is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetKeepRoundingRemainders is not implemented.")
   }
 
   /**
@@ -573,7 +553,7 @@ public open class TextServerExtension : TextServer() {
    * Negative values reduce the outline thickness.
    */
   public open fun _fontSetEmbolden(fontRid: RID, strength: Double): Unit {
-    throw NotImplementedError("_fontSetEmbolden is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetEmbolden is not implemented.")
   }
 
   /**
@@ -582,7 +562,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font embolden strength.
    */
   public open fun _fontGetEmbolden(fontRid: RID): Double {
-    throw NotImplementedError("_fontGetEmbolden is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetEmbolden is not implemented.")
   }
 
   /**
@@ -596,7 +576,7 @@ public open class TextServerExtension : TextServer() {
     spacing: TextServer.SpacingType,
     `value`: Long,
   ): Unit {
-    throw NotImplementedError("_fontSetSpacing is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetSpacing is not implemented.")
   }
 
   /**
@@ -606,7 +586,7 @@ public open class TextServerExtension : TextServer() {
    * font size).
    */
   public open fun _fontGetSpacing(fontRid: RID, spacing: TextServer.SpacingType): Long {
-    throw NotImplementedError("_fontGetSpacing is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetSpacing is not implemented.")
   }
 
   /**
@@ -615,7 +595,7 @@ public open class TextServerExtension : TextServer() {
    * Sets extra baseline offset (as a fraction of font height).
    */
   public open fun _fontSetBaselineOffset(fontRid: RID, baselineOffset: Double): Unit {
-    throw NotImplementedError("_fontSetBaselineOffset is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetBaselineOffset is not implemented.")
   }
 
   /**
@@ -624,7 +604,7 @@ public open class TextServerExtension : TextServer() {
    * Returns extra baseline offset (as a fraction of font height).
    */
   public open fun _fontGetBaselineOffset(fontRid: RID): Double {
-    throw NotImplementedError("_fontGetBaselineOffset is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetBaselineOffset is not implemented.")
   }
 
   /**
@@ -634,7 +614,7 @@ public open class TextServerExtension : TextServer() {
    * rotating glyphs.
    */
   public open fun _fontSetTransform(fontRid: RID, transform: Transform2D): Unit {
-    throw NotImplementedError("_fontSetTransform is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetTransform is not implemented.")
   }
 
   /**
@@ -643,7 +623,7 @@ public open class TextServerExtension : TextServer() {
    * Returns 2D transform applied to the font outlines.
    */
   public open fun _fontGetTransform(fontRid: RID): Transform2D {
-    throw NotImplementedError("_fontGetTransform is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetTransform is not implemented.")
   }
 
   /**
@@ -653,7 +633,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _fontSetVariationCoordinates(fontRid: RID,
       variationCoordinates: Dictionary<Any?, Any?>): Unit {
-    throw NotImplementedError("_fontSetVariationCoordinates is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetVariationCoordinates is not implemented.")
   }
 
   /**
@@ -662,7 +642,7 @@ public open class TextServerExtension : TextServer() {
    * Returns variation coordinates for the specified font cache entry.
    */
   public open fun _fontGetVariationCoordinates(fontRid: RID): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_fontGetVariationCoordinates is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetVariationCoordinates is not implemented.")
   }
 
   /**
@@ -672,7 +652,7 @@ public open class TextServerExtension : TextServer() {
    * by dynamic fonts only.
    */
   public open fun _fontSetOversampling(fontRid: RID, oversampling: Double): Unit {
-    throw NotImplementedError("_fontSetOversampling is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetOversampling is not implemented.")
   }
 
   /**
@@ -682,7 +662,7 @@ public open class TextServerExtension : TextServer() {
    * Used by dynamic fonts only.
    */
   public open fun _fontGetOversampling(fontRid: RID): Double {
-    throw NotImplementedError("_fontGetOversampling is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetOversampling is not implemented.")
   }
 
   /**
@@ -691,195 +671,159 @@ public open class TextServerExtension : TextServer() {
    * Returns list of the font sizes in the cache. Each size is [Vector2i] with font size and outline
    * size.
    */
-  public open fun _fontGetSizeCacheList(fontRid: RID): VariantArray<Vector2i> {
-    throw NotImplementedError("_fontGetSizeCacheList is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetSizeCacheList(fontRid: RID): VariantArray<Vector2i>
 
   /**
    * **Required.**
    *
    * Removes all font sizes from the cache entry.
    */
-  public open fun _fontClearSizeCache(fontRid: RID): Unit {
-    throw NotImplementedError("_fontClearSizeCache is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontClearSizeCache(fontRid: RID): Unit
 
   /**
    * **Required.**
    *
    * Removes specified font size from the cache entry.
    */
-  public open fun _fontRemoveSizeCache(fontRid: RID, size: Vector2i): Unit {
-    throw NotImplementedError("_fontRemoveSizeCache is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontRemoveSizeCache(fontRid: RID, size: Vector2i): Unit
 
   /**
    * **Required.**
    *
    * Sets the font ascent (number of pixels above the baseline).
    */
-  public open fun _fontSetAscent(
+  public abstract fun _fontSetAscent(
     fontRid: RID,
     size: Long,
     ascent: Double,
-  ): Unit {
-    throw NotImplementedError("_fontSetAscent is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns the font ascent (number of pixels above the baseline).
    */
-  public open fun _fontGetAscent(fontRid: RID, size: Long): Double {
-    throw NotImplementedError("_fontGetAscent is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetAscent(fontRid: RID, size: Long): Double
 
   /**
    * **Required.**
    *
    * Sets the font descent (number of pixels below the baseline).
    */
-  public open fun _fontSetDescent(
+  public abstract fun _fontSetDescent(
     fontRid: RID,
     size: Long,
     descent: Double,
-  ): Unit {
-    throw NotImplementedError("_fontSetDescent is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns the font descent (number of pixels below the baseline).
    */
-  public open fun _fontGetDescent(fontRid: RID, size: Long): Double {
-    throw NotImplementedError("_fontGetDescent is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetDescent(fontRid: RID, size: Long): Double
 
   /**
    * **Required.**
    *
    * Sets pixel offset of the underline below the baseline.
    */
-  public open fun _fontSetUnderlinePosition(
+  public abstract fun _fontSetUnderlinePosition(
     fontRid: RID,
     size: Long,
     underlinePosition: Double,
-  ): Unit {
-    throw NotImplementedError("_fontSetUnderlinePosition is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns pixel offset of the underline below the baseline.
    */
-  public open fun _fontGetUnderlinePosition(fontRid: RID, size: Long): Double {
-    throw NotImplementedError("_fontGetUnderlinePosition is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetUnderlinePosition(fontRid: RID, size: Long): Double
 
   /**
    * **Required.**
    *
    * Sets thickness of the underline in pixels.
    */
-  public open fun _fontSetUnderlineThickness(
+  public abstract fun _fontSetUnderlineThickness(
     fontRid: RID,
     size: Long,
     underlineThickness: Double,
-  ): Unit {
-    throw NotImplementedError("_fontSetUnderlineThickness is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns thickness of the underline in pixels.
    */
-  public open fun _fontGetUnderlineThickness(fontRid: RID, size: Long): Double {
-    throw NotImplementedError("_fontGetUnderlineThickness is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetUnderlineThickness(fontRid: RID, size: Long): Double
 
   /**
    * **Required.**
    *
    * Sets scaling factor of the color bitmap font.
    */
-  public open fun _fontSetScale(
+  public abstract fun _fontSetScale(
     fontRid: RID,
     size: Long,
     scale: Double,
-  ): Unit {
-    throw NotImplementedError("_fontSetScale is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns scaling factor of the color bitmap font.
    */
-  public open fun _fontGetScale(fontRid: RID, size: Long): Double {
-    throw NotImplementedError("_fontGetScale is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetScale(fontRid: RID, size: Long): Double
 
   /**
    * **Required.**
    *
    * Returns number of textures used by font cache entry.
    */
-  public open fun _fontGetTextureCount(fontRid: RID, size: Vector2i): Long {
-    throw NotImplementedError("_fontGetTextureCount is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetTextureCount(fontRid: RID, size: Vector2i): Long
 
   /**
    * **Required.**
    *
    * Removes all textures from font cache entry.
    */
-  public open fun _fontClearTextures(fontRid: RID, size: Vector2i): Unit {
-    throw NotImplementedError("_fontClearTextures is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontClearTextures(fontRid: RID, size: Vector2i): Unit
 
   /**
    * **Required.**
    *
    * Removes specified texture from the cache entry.
    */
-  public open fun _fontRemoveTexture(
+  public abstract fun _fontRemoveTexture(
     fontRid: RID,
     size: Vector2i,
     textureIndex: Long,
-  ): Unit {
-    throw NotImplementedError("_fontRemoveTexture is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Sets font cache texture image data.
    */
-  public open fun _fontSetTextureImage(
+  public abstract fun _fontSetTextureImage(
     fontRid: RID,
     size: Vector2i,
     textureIndex: Long,
     image: Image?,
-  ): Unit {
-    throw NotImplementedError("_fontSetTextureImage is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns font cache texture image data.
    */
-  public open fun _fontGetTextureImage(
+  public abstract fun _fontGetTextureImage(
     fontRid: RID,
     size: Vector2i,
     textureIndex: Long,
-  ): Image? {
-    throw NotImplementedError("_fontGetTextureImage is not implemented for TextServerExtension")
-  }
+  ): Image?
 
   /**
    * **Optional.**
@@ -892,7 +836,7 @@ public open class TextServerExtension : TextServer() {
     textureIndex: Long,
     offset: PackedInt32Array,
   ): Unit {
-    throw NotImplementedError("_fontSetTextureOffsets is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetTextureOffsets is not implemented.")
   }
 
   /**
@@ -905,7 +849,7 @@ public open class TextServerExtension : TextServer() {
     size: Vector2i,
     textureIndex: Long,
   ): PackedInt32Array {
-    throw NotImplementedError("_fontGetTextureOffsets is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetTextureOffsets is not implemented.")
   }
 
   /**
@@ -913,192 +857,162 @@ public open class TextServerExtension : TextServer() {
    *
    * Returns list of rendered glyphs in the cache entry.
    */
-  public open fun _fontGetGlyphList(fontRid: RID, size: Vector2i): PackedInt32Array {
-    throw NotImplementedError("_fontGetGlyphList is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetGlyphList(fontRid: RID, size: Vector2i): PackedInt32Array
 
   /**
    * **Required.**
    *
    * Removes all rendered glyph information from the cache entry.
    */
-  public open fun _fontClearGlyphs(fontRid: RID, size: Vector2i): Unit {
-    throw NotImplementedError("_fontClearGlyphs is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontClearGlyphs(fontRid: RID, size: Vector2i): Unit
 
   /**
    * **Required.**
    *
    * Removes specified rendered glyph information from the cache entry.
    */
-  public open fun _fontRemoveGlyph(
+  public abstract fun _fontRemoveGlyph(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): Unit {
-    throw NotImplementedError("_fontRemoveGlyph is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns glyph advance (offset of the next glyph).
    */
-  public open fun _fontGetGlyphAdvance(
+  public abstract fun _fontGetGlyphAdvance(
     fontRid: RID,
     size: Long,
     glyph: Long,
-  ): Vector2 {
-    throw NotImplementedError("_fontGetGlyphAdvance is not implemented for TextServerExtension")
-  }
+  ): Vector2
 
   /**
    * **Required.**
    *
    * Sets glyph advance (offset of the next glyph).
    */
-  public open fun _fontSetGlyphAdvance(
+  public abstract fun _fontSetGlyphAdvance(
     fontRid: RID,
     size: Long,
     glyph: Long,
     advance: Vector2,
-  ): Unit {
-    throw NotImplementedError("_fontSetGlyphAdvance is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns glyph offset from the baseline.
    */
-  public open fun _fontGetGlyphOffset(
+  public abstract fun _fontGetGlyphOffset(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): Vector2 {
-    throw NotImplementedError("_fontGetGlyphOffset is not implemented for TextServerExtension")
-  }
+  ): Vector2
 
   /**
    * **Required.**
    *
    * Sets glyph offset from the baseline.
    */
-  public open fun _fontSetGlyphOffset(
+  public abstract fun _fontSetGlyphOffset(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
     offset: Vector2,
-  ): Unit {
-    throw NotImplementedError("_fontSetGlyphOffset is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns size of the glyph.
    */
-  public open fun _fontGetGlyphSize(
+  public abstract fun _fontGetGlyphSize(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): Vector2 {
-    throw NotImplementedError("_fontGetGlyphSize is not implemented for TextServerExtension")
-  }
+  ): Vector2
 
   /**
    * **Required.**
    *
    * Sets size of the glyph.
    */
-  public open fun _fontSetGlyphSize(
+  public abstract fun _fontSetGlyphSize(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
     glSize: Vector2,
-  ): Unit {
-    throw NotImplementedError("_fontSetGlyphSize is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns rectangle in the cache texture containing the glyph.
    */
-  public open fun _fontGetGlyphUvRect(
+  public abstract fun _fontGetGlyphUvRect(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): Rect2 {
-    throw NotImplementedError("_fontGetGlyphUvRect is not implemented for TextServerExtension")
-  }
+  ): Rect2
 
   /**
    * **Required.**
    *
    * Sets rectangle in the cache texture containing the glyph.
    */
-  public open fun _fontSetGlyphUvRect(
+  public abstract fun _fontSetGlyphUvRect(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
     uvRect: Rect2,
-  ): Unit {
-    throw NotImplementedError("_fontSetGlyphUvRect is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns index of the cache texture containing the glyph.
    */
-  public open fun _fontGetGlyphTextureIdx(
+  public abstract fun _fontGetGlyphTextureIdx(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): Long {
-    throw NotImplementedError("_fontGetGlyphTextureIdx is not implemented for TextServerExtension")
-  }
+  ): Long
 
   /**
    * **Required.**
    *
    * Sets index of the cache texture containing the glyph.
    */
-  public open fun _fontSetGlyphTextureIdx(
+  public abstract fun _fontSetGlyphTextureIdx(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
     textureIdx: Long,
-  ): Unit {
-    throw NotImplementedError("_fontSetGlyphTextureIdx is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
    *
    * Returns resource ID of the cache texture containing the glyph.
    */
-  public open fun _fontGetGlyphTextureRid(
+  public abstract fun _fontGetGlyphTextureRid(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): RID {
-    throw NotImplementedError("_fontGetGlyphTextureRid is not implemented for TextServerExtension")
-  }
+  ): RID
 
   /**
    * **Required.**
    *
    * Returns size of the cache texture containing the glyph.
    */
-  public open fun _fontGetGlyphTextureSize(
+  public abstract fun _fontGetGlyphTextureSize(
     fontRid: RID,
     size: Vector2i,
     glyph: Long,
-  ): Vector2 {
-    throw NotImplementedError("_fontGetGlyphTextureSize is not implemented for TextServerExtension")
-  }
+  ): Vector2
 
   /**
    * **Optional.**
@@ -1110,7 +1024,7 @@ public open class TextServerExtension : TextServer() {
     size: Long,
     index: Long,
   ): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_fontGetGlyphContours is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetGlyphContours is not implemented.")
   }
 
   /**
@@ -1119,7 +1033,7 @@ public open class TextServerExtension : TextServer() {
    * Returns list of the kerning overrides.
    */
   public open fun _fontGetKerningList(fontRid: RID, size: Long): VariantArray<Vector2i> {
-    throw NotImplementedError("_fontGetKerningList is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetKerningList is not implemented.")
   }
 
   /**
@@ -1128,7 +1042,7 @@ public open class TextServerExtension : TextServer() {
    * Removes all kerning overrides.
    */
   public open fun _fontClearKerningMap(fontRid: RID, size: Long): Unit {
-    throw NotImplementedError("_fontClearKerningMap is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontClearKerningMap is not implemented.")
   }
 
   /**
@@ -1141,7 +1055,7 @@ public open class TextServerExtension : TextServer() {
     size: Long,
     glyphPair: Vector2i,
   ): Unit {
-    throw NotImplementedError("_fontRemoveKerning is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontRemoveKerning is not implemented.")
   }
 
   /**
@@ -1155,7 +1069,7 @@ public open class TextServerExtension : TextServer() {
     glyphPair: Vector2i,
     kerning: Vector2,
   ): Unit {
-    throw NotImplementedError("_fontSetKerning is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetKerning is not implemented.")
   }
 
   /**
@@ -1168,7 +1082,7 @@ public open class TextServerExtension : TextServer() {
     size: Long,
     glyphPair: Vector2i,
   ): Vector2 {
-    throw NotImplementedError("_fontGetKerning is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetKerning is not implemented.")
   }
 
   /**
@@ -1176,54 +1090,44 @@ public open class TextServerExtension : TextServer() {
    *
    * Returns the glyph index of a [char], optionally modified by the [variationSelector].
    */
-  public open fun _fontGetGlyphIndex(
+  public abstract fun _fontGetGlyphIndex(
     fontRid: RID,
     size: Long,
     char: Long,
     variationSelector: Long,
-  ): Long {
-    throw NotImplementedError("_fontGetGlyphIndex is not implemented for TextServerExtension")
-  }
+  ): Long
 
   /**
    * **Required.**
    *
    * Returns character code associated with [glyphIndex], or `0` if [glyphIndex] is invalid.
    */
-  public open fun _fontGetCharFromGlyphIndex(
+  public abstract fun _fontGetCharFromGlyphIndex(
     fontRid: RID,
     size: Long,
     glyphIndex: Long,
-  ): Long {
-    throw NotImplementedError("_fontGetCharFromGlyphIndex is not implemented for TextServerExtension")
-  }
+  ): Long
 
   /**
    * **Required.**
    *
    * Returns `true` if a Unicode [char] is available in the font.
    */
-  public open fun _fontHasChar(fontRid: RID, char: Long): Boolean {
-    throw NotImplementedError("_fontHasChar is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontHasChar(fontRid: RID, char: Long): Boolean
 
   /**
    * **Required.**
    *
    * Returns a string containing all the characters available in the font.
    */
-  public open fun _fontGetSupportedChars(fontRid: RID): String {
-    throw NotImplementedError("_fontGetSupportedChars is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetSupportedChars(fontRid: RID): String
 
   /**
    * **Required.**
    *
    * Returns an array containing all glyph indices in the font.
    */
-  public open fun _fontGetSupportedGlyphs(fontRid: RID): PackedInt32Array {
-    throw NotImplementedError("_fontGetSupportedGlyphs is not implemented for TextServerExtension")
-  }
+  public abstract fun _fontGetSupportedGlyphs(fontRid: RID): PackedInt32Array
 
   /**
    * **Optional.**
@@ -1236,7 +1140,7 @@ public open class TextServerExtension : TextServer() {
     start: Long,
     end: Long,
   ): Unit {
-    throw NotImplementedError("_fontRenderRange is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontRenderRange is not implemented.")
   }
 
   /**
@@ -1249,7 +1153,7 @@ public open class TextServerExtension : TextServer() {
     size: Vector2i,
     index: Long,
   ): Unit {
-    throw NotImplementedError("_fontRenderGlyph is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontRenderGlyph is not implemented.")
   }
 
   /**
@@ -1257,16 +1161,14 @@ public open class TextServerExtension : TextServer() {
    *
    * Draws single glyph into a canvas item at the position, using [fontRid] at the size [size].
    */
-  public open fun _fontDrawGlyph(
+  public abstract fun _fontDrawGlyph(
     fontRid: RID,
     canvas: RID,
     size: Long,
     pos: Vector2,
     index: Long,
     color: Color,
-  ): Unit {
-    throw NotImplementedError("_fontDrawGlyph is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
@@ -1274,7 +1176,7 @@ public open class TextServerExtension : TextServer() {
    * Draws single glyph outline of size [outlineSize] into a canvas item at the position, using
    * [fontRid] at the size [size].
    */
-  public open fun _fontDrawGlyphOutline(
+  public abstract fun _fontDrawGlyphOutline(
     fontRid: RID,
     canvas: RID,
     size: Long,
@@ -1282,9 +1184,7 @@ public open class TextServerExtension : TextServer() {
     pos: Vector2,
     index: Long,
     color: Color,
-  ): Unit {
-    throw NotImplementedError("_fontDrawGlyphOutline is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Optional.**
@@ -1293,7 +1193,7 @@ public open class TextServerExtension : TextServer() {
    * ([url=https://en.wikipedia.org/wiki/ISO_639-1]ISO 639[/url] code).
    */
   public open fun _fontIsLanguageSupported(fontRid: RID, language: String): Boolean {
-    throw NotImplementedError("_fontIsLanguageSupported is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontIsLanguageSupported is not implemented.")
   }
 
   /**
@@ -1306,7 +1206,7 @@ public open class TextServerExtension : TextServer() {
     language: String,
     supported: Boolean,
   ): Unit {
-    throw NotImplementedError("_fontSetLanguageSupportOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetLanguageSupportOverride is not implemented.")
   }
 
   /**
@@ -1315,7 +1215,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if support override is enabled for the [language].
    */
   public open fun _fontGetLanguageSupportOverride(fontRid: RID, language: String): Boolean {
-    throw NotImplementedError("_fontGetLanguageSupportOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetLanguageSupportOverride is not implemented.")
   }
 
   /**
@@ -1324,7 +1224,7 @@ public open class TextServerExtension : TextServer() {
    * Remove language support override.
    */
   public open fun _fontRemoveLanguageSupportOverride(fontRid: RID, language: String): Unit {
-    throw NotImplementedError("_fontRemoveLanguageSupportOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontRemoveLanguageSupportOverride is not implemented.")
   }
 
   /**
@@ -1333,7 +1233,7 @@ public open class TextServerExtension : TextServer() {
    * Returns list of language support overrides.
    */
   public open fun _fontGetLanguageSupportOverrides(fontRid: RID): PackedStringArray {
-    throw NotImplementedError("_fontGetLanguageSupportOverrides is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetLanguageSupportOverrides is not implemented.")
   }
 
   /**
@@ -1342,7 +1242,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true`, if font supports given script (ISO 15924 code).
    */
   public open fun _fontIsScriptSupported(fontRid: RID, script: String): Boolean {
-    throw NotImplementedError("_fontIsScriptSupported is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontIsScriptSupported is not implemented.")
   }
 
   /**
@@ -1355,7 +1255,7 @@ public open class TextServerExtension : TextServer() {
     script: String,
     supported: Boolean,
   ): Unit {
-    throw NotImplementedError("_fontSetScriptSupportOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetScriptSupportOverride is not implemented.")
   }
 
   /**
@@ -1364,7 +1264,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if support override is enabled for the [script].
    */
   public open fun _fontGetScriptSupportOverride(fontRid: RID, script: String): Boolean {
-    throw NotImplementedError("_fontGetScriptSupportOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetScriptSupportOverride is not implemented.")
   }
 
   /**
@@ -1373,7 +1273,7 @@ public open class TextServerExtension : TextServer() {
    * Removes script support override.
    */
   public open fun _fontRemoveScriptSupportOverride(fontRid: RID, script: String): Unit {
-    throw NotImplementedError("_fontRemoveScriptSupportOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontRemoveScriptSupportOverride is not implemented.")
   }
 
   /**
@@ -1382,7 +1282,7 @@ public open class TextServerExtension : TextServer() {
    * Returns list of script support overrides.
    */
   public open fun _fontGetScriptSupportOverrides(fontRid: RID): PackedStringArray {
-    throw NotImplementedError("_fontGetScriptSupportOverrides is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetScriptSupportOverrides is not implemented.")
   }
 
   /**
@@ -1392,7 +1292,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _fontSetOpentypeFeatureOverrides(fontRid: RID, overrides: Dictionary<Any?, Any?>):
       Unit {
-    throw NotImplementedError("_fontSetOpentypeFeatureOverrides is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetOpentypeFeatureOverrides is not implemented.")
   }
 
   /**
@@ -1401,7 +1301,7 @@ public open class TextServerExtension : TextServer() {
    * Returns font OpenType feature set override.
    */
   public open fun _fontGetOpentypeFeatureOverrides(fontRid: RID): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_fontGetOpentypeFeatureOverrides is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetOpentypeFeatureOverrides is not implemented.")
   }
 
   /**
@@ -1410,7 +1310,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the dictionary of the supported OpenType features.
    */
   public open fun _fontSupportedFeatureList(fontRid: RID): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_fontSupportedFeatureList is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSupportedFeatureList is not implemented.")
   }
 
   /**
@@ -1419,7 +1319,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the dictionary of the supported OpenType variation coordinates.
    */
   public open fun _fontSupportedVariationList(fontRid: RID): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_fontSupportedVariationList is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSupportedVariationList is not implemented.")
   }
 
   /**
@@ -1428,7 +1328,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the font oversampling factor, shared by all fonts in the TextServer.
    */
   public open fun _fontGetGlobalOversampling(): Double {
-    throw NotImplementedError("_fontGetGlobalOversampling is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontGetGlobalOversampling is not implemented.")
   }
 
   /**
@@ -1437,7 +1337,7 @@ public open class TextServerExtension : TextServer() {
    * Sets oversampling factor, shared by all font in the TextServer.
    */
   public open fun _fontSetGlobalOversampling(oversampling: Double): Unit {
-    throw NotImplementedError("_fontSetGlobalOversampling is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_fontSetGlobalOversampling is not implemented.")
   }
 
   /**
@@ -1447,7 +1347,7 @@ public open class TextServerExtension : TextServer() {
    * place of invalid characters).
    */
   public open fun _getHexCodeBoxSize(size: Long, index: Long): Vector2 {
-    throw NotImplementedError("_getHexCodeBoxSize is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_getHexCodeBoxSize is not implemented.")
   }
 
   /**
@@ -1462,7 +1362,7 @@ public open class TextServerExtension : TextServer() {
     index: Long,
     color: Color,
   ): Unit {
-    throw NotImplementedError("_drawHexCodeBox is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_drawHexCodeBox is not implemented.")
   }
 
   /**
@@ -1470,19 +1370,15 @@ public open class TextServerExtension : TextServer() {
    *
    * Creates a new buffer for complex text layout, with the given [direction] and [orientation].
    */
-  public open fun _createShapedText(direction: TextServer.Direction,
-      orientation: TextServer.Orientation): RID {
-    throw NotImplementedError("_createShapedText is not implemented for TextServerExtension")
-  }
+  public abstract fun _createShapedText(direction: TextServer.Direction,
+      orientation: TextServer.Orientation): RID
 
   /**
    * **Required.**
    *
    * Clears text buffer (removes text and inline objects).
    */
-  public open fun _shapedTextClear(shaped: RID): Unit {
-    throw NotImplementedError("_shapedTextClear is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextClear(shaped: RID): Unit
 
   /**
    * **Optional.**
@@ -1491,7 +1387,7 @@ public open class TextServerExtension : TextServer() {
    * based on the buffer contents and current locale.
    */
   public open fun _shapedTextSetDirection(shaped: RID, direction: TextServer.Direction): Unit {
-    throw NotImplementedError("_shapedTextSetDirection is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetDirection is not implemented.")
   }
 
   /**
@@ -1500,7 +1396,7 @@ public open class TextServerExtension : TextServer() {
    * Returns direction of the text.
    */
   public open fun _shapedTextGetDirection(shaped: RID): TextServer.Direction {
-    throw NotImplementedError("_shapedTextGetDirection is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetDirection is not implemented.")
   }
 
   /**
@@ -1509,7 +1405,7 @@ public open class TextServerExtension : TextServer() {
    * Returns direction of the text, inferred by the BiDi algorithm.
    */
   public open fun _shapedTextGetInferredDirection(shaped: RID): TextServer.Direction {
-    throw NotImplementedError("_shapedTextGetInferredDirection is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetInferredDirection is not implemented.")
   }
 
   /**
@@ -1518,7 +1414,7 @@ public open class TextServerExtension : TextServer() {
    * Overrides BiDi for the structured text.
    */
   public open fun _shapedTextSetBidiOverride(shaped: RID, `override`: VariantArray<Any?>): Unit {
-    throw NotImplementedError("_shapedTextSetBidiOverride is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetBidiOverride is not implemented.")
   }
 
   /**
@@ -1528,7 +1424,7 @@ public open class TextServerExtension : TextServer() {
    * defaults are used.
    */
   public open fun _shapedTextSetCustomPunctuation(shaped: RID, punct: String): Unit {
-    throw NotImplementedError("_shapedTextSetCustomPunctuation is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetCustomPunctuation is not implemented.")
   }
 
   /**
@@ -1538,7 +1434,7 @@ public open class TextServerExtension : TextServer() {
    * server defaults are used.
    */
   public open fun _shapedTextGetCustomPunctuation(shaped: RID): String {
-    throw NotImplementedError("_shapedTextGetCustomPunctuation is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetCustomPunctuation is not implemented.")
   }
 
   /**
@@ -1547,7 +1443,7 @@ public open class TextServerExtension : TextServer() {
    * Sets ellipsis character used for text clipping.
    */
   public open fun _shapedTextSetCustomEllipsis(shaped: RID, char: Long): Unit {
-    throw NotImplementedError("_shapedTextSetCustomEllipsis is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetCustomEllipsis is not implemented.")
   }
 
   /**
@@ -1556,7 +1452,7 @@ public open class TextServerExtension : TextServer() {
    * Returns ellipsis character used for text clipping.
    */
   public open fun _shapedTextGetCustomEllipsis(shaped: RID): Long {
-    throw NotImplementedError("_shapedTextGetCustomEllipsis is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetCustomEllipsis is not implemented.")
   }
 
   /**
@@ -1566,7 +1462,7 @@ public open class TextServerExtension : TextServer() {
    */
   public open fun _shapedTextSetOrientation(shaped: RID, orientation: TextServer.Orientation):
       Unit {
-    throw NotImplementedError("_shapedTextSetOrientation is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetOrientation is not implemented.")
   }
 
   /**
@@ -1575,7 +1471,7 @@ public open class TextServerExtension : TextServer() {
    * Returns text orientation.
    */
   public open fun _shapedTextGetOrientation(shaped: RID): TextServer.Orientation {
-    throw NotImplementedError("_shapedTextGetOrientation is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetOrientation is not implemented.")
   }
 
   /**
@@ -1585,7 +1481,7 @@ public open class TextServerExtension : TextServer() {
    * nothing is displayed.
    */
   public open fun _shapedTextSetPreserveInvalid(shaped: RID, enabled: Boolean): Unit {
-    throw NotImplementedError("_shapedTextSetPreserveInvalid is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetPreserveInvalid is not implemented.")
   }
 
   /**
@@ -1595,7 +1491,7 @@ public open class TextServerExtension : TextServer() {
    * characters.
    */
   public open fun _shapedTextGetPreserveInvalid(shaped: RID): Boolean {
-    throw NotImplementedError("_shapedTextGetPreserveInvalid is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetPreserveInvalid is not implemented.")
   }
 
   /**
@@ -1604,7 +1500,7 @@ public open class TextServerExtension : TextServer() {
    * If set to `true` text buffer will display control characters.
    */
   public open fun _shapedTextSetPreserveControl(shaped: RID, enabled: Boolean): Unit {
-    throw NotImplementedError("_shapedTextSetPreserveControl is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetPreserveControl is not implemented.")
   }
 
   /**
@@ -1613,7 +1509,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if text buffer is configured to display control characters.
    */
   public open fun _shapedTextGetPreserveControl(shaped: RID): Boolean {
-    throw NotImplementedError("_shapedTextGetPreserveControl is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetPreserveControl is not implemented.")
   }
 
   /**
@@ -1626,7 +1522,7 @@ public open class TextServerExtension : TextServer() {
     spacing: TextServer.SpacingType,
     `value`: Long,
   ): Unit {
-    throw NotImplementedError("_shapedTextSetSpacing is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextSetSpacing is not implemented.")
   }
 
   /**
@@ -1635,7 +1531,7 @@ public open class TextServerExtension : TextServer() {
    * Returns extra spacing added between glyphs or lines in pixels.
    */
   public open fun _shapedTextGetSpacing(shaped: RID, spacing: TextServer.SpacingType): Long {
-    throw NotImplementedError("_shapedTextGetSpacing is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetSpacing is not implemented.")
   }
 
   /**
@@ -1643,7 +1539,7 @@ public open class TextServerExtension : TextServer() {
    *
    * Adds text span and font to draw it to the text buffer.
    */
-  public open fun _shapedTextAddString(
+  public abstract fun _shapedTextAddString(
     shaped: RID,
     text: String,
     fonts: VariantArray<RID>,
@@ -1651,9 +1547,7 @@ public open class TextServerExtension : TextServer() {
     opentypeFeatures: Dictionary<Any?, Any?>,
     language: String,
     meta: Any?,
-  ): Boolean {
-    throw NotImplementedError("_shapedTextAddString is not implemented for TextServerExtension")
-  }
+  ): Boolean
 
   /**
    * **Required.**
@@ -1661,73 +1555,61 @@ public open class TextServerExtension : TextServer() {
    * Adds inline object to the text buffer, [key] must be unique. In the text, object is represented
    * as [length] object replacement characters.
    */
-  public open fun _shapedTextAddObject(
+  public abstract fun _shapedTextAddObject(
     shaped: RID,
     key: Any?,
     size: Vector2,
     inlineAlign: InlineAlignment,
     length: Long,
     baseline: Double,
-  ): Boolean {
-    throw NotImplementedError("_shapedTextAddObject is not implemented for TextServerExtension")
-  }
+  ): Boolean
 
   /**
    * **Required.**
    *
    * Sets new size and alignment of embedded object.
    */
-  public open fun _shapedTextResizeObject(
+  public abstract fun _shapedTextResizeObject(
     shaped: RID,
     key: Any?,
     size: Vector2,
     inlineAlign: InlineAlignment,
     baseline: Double,
-  ): Boolean {
-    throw NotImplementedError("_shapedTextResizeObject is not implemented for TextServerExtension")
-  }
+  ): Boolean
 
   /**
    * **Required.**
    *
    * Returns number of text spans added using [_shapedTextAddString] or [_shapedTextAddObject].
    */
-  public open fun _shapedGetSpanCount(shaped: RID): Long {
-    throw NotImplementedError("_shapedGetSpanCount is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedGetSpanCount(shaped: RID): Long
 
   /**
    * **Required.**
    *
    * Returns text span metadata.
    */
-  public open fun _shapedGetSpanMeta(shaped: RID, index: Long): Any? {
-    throw NotImplementedError("_shapedGetSpanMeta is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedGetSpanMeta(shaped: RID, index: Long): Any?
 
   /**
    * **Required.**
    *
    * Returns text embedded object key.
    */
-  public open fun _shapedGetSpanEmbeddedObject(shaped: RID, index: Long): Any? {
-    throw NotImplementedError("_shapedGetSpanEmbeddedObject is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedGetSpanEmbeddedObject(shaped: RID, index: Long): Any?
 
   /**
    * **Required.**
    *
    * Changes text span font, font size, and OpenType features, without changing the text.
    */
-  public open fun _shapedSetSpanUpdateFont(
+  public abstract fun _shapedSetSpanUpdateFont(
     shaped: RID,
     index: Long,
     fonts: VariantArray<RID>,
     size: Long,
     opentypeFeatures: Dictionary<Any?, Any?>,
-  ): Unit {
-    throw NotImplementedError("_shapedSetSpanUpdateFont is not implemented for TextServerExtension")
-  }
+  ): Unit
 
   /**
    * **Required.**
@@ -1735,22 +1617,18 @@ public open class TextServerExtension : TextServer() {
    * Returns text buffer for the substring of the text in the [shaped] text buffer (including inline
    * objects).
    */
-  public open fun _shapedTextSubstr(
+  public abstract fun _shapedTextSubstr(
     shaped: RID,
     start: Long,
     length: Long,
-  ): RID {
-    throw NotImplementedError("_shapedTextSubstr is not implemented for TextServerExtension")
-  }
+  ): RID
 
   /**
    * **Required.**
    *
    * Returns the parent buffer from which the substring originates.
    */
-  public open fun _shapedTextGetParent(shaped: RID): RID {
-    throw NotImplementedError("_shapedTextGetParent is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetParent(shaped: RID): RID
 
   /**
    * **Optional.**
@@ -1762,7 +1640,7 @@ public open class TextServerExtension : TextServer() {
     width: Double,
     justificationFlags: TextServer.JustificationFlag,
   ): Double {
-    throw NotImplementedError("_shapedTextFitToWidth is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextFitToWidth is not implemented.")
   }
 
   /**
@@ -1771,7 +1649,7 @@ public open class TextServerExtension : TextServer() {
    * Aligns shaped text to the given tab-stops.
    */
   public open fun _shapedTextTabAlign(shaped: RID, tabStops: PackedFloat32Array): Double {
-    throw NotImplementedError("_shapedTextTabAlign is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextTabAlign is not implemented.")
   }
 
   /**
@@ -1779,9 +1657,7 @@ public open class TextServerExtension : TextServer() {
    *
    * Shapes buffer if it's not shaped. Returns `true` if the string is shaped successfully.
    */
-  public open fun _shapedTextShape(shaped: RID): Boolean {
-    throw NotImplementedError("_shapedTextShape is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextShape(shaped: RID): Boolean
 
   /**
    * **Optional.**
@@ -1790,7 +1666,7 @@ public open class TextServerExtension : TextServer() {
    * text breaking functions.
    */
   public open fun _shapedTextUpdateBreaks(shaped: RID): Boolean {
-    throw NotImplementedError("_shapedTextUpdateBreaks is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextUpdateBreaks is not implemented.")
   }
 
   /**
@@ -1800,7 +1676,7 @@ public open class TextServerExtension : TextServer() {
    * implementation of text justification functions.
    */
   public open fun _shapedTextUpdateJustificationOps(shaped: RID): Boolean {
-    throw NotImplementedError("_shapedTextUpdateJustificationOps is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextUpdateJustificationOps is not implemented.")
   }
 
   /**
@@ -1808,27 +1684,21 @@ public open class TextServerExtension : TextServer() {
    *
    * Returns `true` if buffer is successfully shaped.
    */
-  public open fun _shapedTextIsReady(shaped: RID): Boolean {
-    throw NotImplementedError("_shapedTextIsReady is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextIsReady(shaped: RID): Boolean
 
   /**
    * **Required.**
    *
    * Returns number of glyphs in the buffer.
    */
-  public open fun _shapedTextGetGlyphCount(shaped: RID): Long {
-    throw NotImplementedError("_shapedTextGetGlyphCount is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetGlyphCount(shaped: RID): Long
 
   /**
    * **Required.**
    *
    * Returns substring buffer character range in the parent buffer.
    */
-  public open fun _shapedTextGetRange(shaped: RID): Vector2i {
-    throw NotImplementedError("_shapedTextGetRange is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetRange(shaped: RID): Vector2i
 
   /**
    * **Optional.**
@@ -1842,7 +1712,7 @@ public open class TextServerExtension : TextServer() {
     once: Boolean,
     breakFlags: TextServer.LineBreakFlag,
   ): PackedInt32Array {
-    throw NotImplementedError("_shapedTextGetLineBreaksAdv is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetLineBreaksAdv is not implemented.")
   }
 
   /**
@@ -1856,7 +1726,7 @@ public open class TextServerExtension : TextServer() {
     start: Long,
     breakFlags: TextServer.LineBreakFlag,
   ): PackedInt32Array {
-    throw NotImplementedError("_shapedTextGetLineBreaks is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetLineBreaks is not implemented.")
   }
 
   /**
@@ -1870,7 +1740,7 @@ public open class TextServerExtension : TextServer() {
     graphemeFlags: TextServer.GraphemeFlag,
     skipGraphemeFlags: TextServer.GraphemeFlag,
   ): PackedInt32Array {
-    throw NotImplementedError("_shapedTextGetWordBreaks is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetWordBreaks is not implemented.")
   }
 
   /**
@@ -1878,27 +1748,21 @@ public open class TextServerExtension : TextServer() {
    *
    * Returns the position of the overrun trim.
    */
-  public open fun _shapedTextGetTrimPos(shaped: RID): Long {
-    throw NotImplementedError("_shapedTextGetTrimPos is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetTrimPos(shaped: RID): Long
 
   /**
    * **Required.**
    *
    * Returns position of the ellipsis.
    */
-  public open fun _shapedTextGetEllipsisPos(shaped: RID): Long {
-    throw NotImplementedError("_shapedTextGetEllipsisPos is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetEllipsisPos(shaped: RID): Long
 
   /**
    * **Required.**
    *
    * Returns number of glyphs in the ellipsis.
    */
-  public open fun _shapedTextGetEllipsisGlyphCount(shaped: RID): Long {
-    throw NotImplementedError("_shapedTextGetEllipsisGlyphCount is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetEllipsisGlyphCount(shaped: RID): Long
 
   /**
    * **Optional.**
@@ -1910,7 +1774,7 @@ public open class TextServerExtension : TextServer() {
     width: Double,
     trimFlags: TextServer.TextOverrunFlag,
   ): Unit {
-    throw NotImplementedError("_shapedTextOverrunTrimToWidth is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextOverrunTrimToWidth is not implemented.")
   }
 
   /**
@@ -1918,45 +1782,35 @@ public open class TextServerExtension : TextServer() {
    *
    * Returns array of inline objects.
    */
-  public open fun _shapedTextGetObjects(shaped: RID): VariantArray<Any?> {
-    throw NotImplementedError("_shapedTextGetObjects is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetObjects(shaped: RID): VariantArray<Any?>
 
   /**
    * **Required.**
    *
    * Returns bounding rectangle of the inline object.
    */
-  public open fun _shapedTextGetObjectRect(shaped: RID, key: Any?): Rect2 {
-    throw NotImplementedError("_shapedTextGetObjectRect is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetObjectRect(shaped: RID, key: Any?): Rect2
 
   /**
    * **Required.**
    *
    * Returns the character range of the inline object.
    */
-  public open fun _shapedTextGetObjectRange(shaped: RID, key: Any?): Vector2i {
-    throw NotImplementedError("_shapedTextGetObjectRange is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetObjectRange(shaped: RID, key: Any?): Vector2i
 
   /**
    * **Required.**
    *
    * Returns the glyph index of the inline object.
    */
-  public open fun _shapedTextGetObjectGlyph(shaped: RID, key: Any?): Long {
-    throw NotImplementedError("_shapedTextGetObjectGlyph is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetObjectGlyph(shaped: RID, key: Any?): Long
 
   /**
    * **Required.**
    *
    * Returns size of the text.
    */
-  public open fun _shapedTextGetSize(shaped: RID): Vector2 {
-    throw NotImplementedError("_shapedTextGetSize is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetSize(shaped: RID): Vector2
 
   /**
    * **Required.**
@@ -1964,9 +1818,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the text ascent (number of pixels above the baseline for horizontal layout or to the
    * left of baseline for vertical).
    */
-  public open fun _shapedTextGetAscent(shaped: RID): Double {
-    throw NotImplementedError("_shapedTextGetAscent is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetAscent(shaped: RID): Double
 
   /**
    * **Required.**
@@ -1974,36 +1826,28 @@ public open class TextServerExtension : TextServer() {
    * Returns the text descent (number of pixels below the baseline for horizontal layout or to the
    * right of baseline for vertical).
    */
-  public open fun _shapedTextGetDescent(shaped: RID): Double {
-    throw NotImplementedError("_shapedTextGetDescent is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetDescent(shaped: RID): Double
 
   /**
    * **Required.**
    *
    * Returns width (for horizontal layout) or height (for vertical) of the text.
    */
-  public open fun _shapedTextGetWidth(shaped: RID): Double {
-    throw NotImplementedError("_shapedTextGetWidth is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetWidth(shaped: RID): Double
 
   /**
    * **Required.**
    *
    * Returns pixel offset of the underline below the baseline.
    */
-  public open fun _shapedTextGetUnderlinePosition(shaped: RID): Double {
-    throw NotImplementedError("_shapedTextGetUnderlinePosition is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetUnderlinePosition(shaped: RID): Double
 
   /**
    * **Required.**
    *
    * Returns thickness of the underline.
    */
-  public open fun _shapedTextGetUnderlineThickness(shaped: RID): Double {
-    throw NotImplementedError("_shapedTextGetUnderlineThickness is not implemented for TextServerExtension")
-  }
+  public abstract fun _shapedTextGetUnderlineThickness(shaped: RID): Double
 
   /**
    * **Optional.**
@@ -2015,7 +1859,7 @@ public open class TextServerExtension : TextServer() {
     start: Long,
     end: Long,
   ): Long {
-    throw NotImplementedError("_shapedTextGetDominantDirectionInRange is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetDominantDirectionInRange is not implemented.")
   }
 
   /**
@@ -2028,7 +1872,7 @@ public open class TextServerExtension : TextServer() {
     start: Long,
     end: Long,
   ): PackedVector2Array {
-    throw NotImplementedError("_shapedTextGetSelection is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetSelection is not implemented.")
   }
 
   /**
@@ -2037,7 +1881,7 @@ public open class TextServerExtension : TextServer() {
    * Returns grapheme index at the specified pixel offset at the baseline, or `-1` if none is found.
    */
   public open fun _shapedTextHitTestGrapheme(shaped: RID, coord: Double): Long {
-    throw NotImplementedError("_shapedTextHitTestGrapheme is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextHitTestGrapheme is not implemented.")
   }
 
   /**
@@ -2047,7 +1891,7 @@ public open class TextServerExtension : TextServer() {
    * always returns a valid position.
    */
   public open fun _shapedTextHitTestPosition(shaped: RID, coord: Double): Long {
-    throw NotImplementedError("_shapedTextHitTestPosition is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextHitTestPosition is not implemented.")
   }
 
   /**
@@ -2065,7 +1909,7 @@ public open class TextServerExtension : TextServer() {
     clipR: Double,
     color: Color,
   ): Unit {
-    throw NotImplementedError("_shapedTextDraw is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextDraw is not implemented.")
   }
 
   /**
@@ -2084,7 +1928,7 @@ public open class TextServerExtension : TextServer() {
     outlineSize: Long,
     color: Color,
   ): Unit {
-    throw NotImplementedError("_shapedTextDrawOutline is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextDrawOutline is not implemented.")
   }
 
   /**
@@ -2093,7 +1937,7 @@ public open class TextServerExtension : TextServer() {
    * Returns composite character's bounds as offsets from the start of the line.
    */
   public open fun _shapedTextGetGraphemeBounds(shaped: RID, pos: Long): Vector2 {
-    throw NotImplementedError("_shapedTextGetGraphemeBounds is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetGraphemeBounds is not implemented.")
   }
 
   /**
@@ -2102,7 +1946,7 @@ public open class TextServerExtension : TextServer() {
    * Returns grapheme end position closest to the [pos].
    */
   public open fun _shapedTextNextGraphemePos(shaped: RID, pos: Long): Long {
-    throw NotImplementedError("_shapedTextNextGraphemePos is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextNextGraphemePos is not implemented.")
   }
 
   /**
@@ -2111,7 +1955,7 @@ public open class TextServerExtension : TextServer() {
    * Returns grapheme start position closest to the [pos].
    */
   public open fun _shapedTextPrevGraphemePos(shaped: RID, pos: Long): Long {
-    throw NotImplementedError("_shapedTextPrevGraphemePos is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextPrevGraphemePos is not implemented.")
   }
 
   /**
@@ -2120,7 +1964,7 @@ public open class TextServerExtension : TextServer() {
    * Returns array of the composite character boundaries.
    */
   public open fun _shapedTextGetCharacterBreaks(shaped: RID): PackedInt32Array {
-    throw NotImplementedError("_shapedTextGetCharacterBreaks is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextGetCharacterBreaks is not implemented.")
   }
 
   /**
@@ -2129,7 +1973,7 @@ public open class TextServerExtension : TextServer() {
    * Returns composite character end position closest to the [pos].
    */
   public open fun _shapedTextNextCharacterPos(shaped: RID, pos: Long): Long {
-    throw NotImplementedError("_shapedTextNextCharacterPos is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextNextCharacterPos is not implemented.")
   }
 
   /**
@@ -2138,7 +1982,7 @@ public open class TextServerExtension : TextServer() {
    * Returns composite character start position closest to the [pos].
    */
   public open fun _shapedTextPrevCharacterPos(shaped: RID, pos: Long): Long {
-    throw NotImplementedError("_shapedTextPrevCharacterPos is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextPrevCharacterPos is not implemented.")
   }
 
   /**
@@ -2147,7 +1991,7 @@ public open class TextServerExtension : TextServer() {
    * Returns composite character position closest to the [pos].
    */
   public open fun _shapedTextClosestCharacterPos(shaped: RID, pos: Long): Long {
-    throw NotImplementedError("_shapedTextClosestCharacterPos is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_shapedTextClosestCharacterPos is not implemented.")
   }
 
   /**
@@ -2156,7 +2000,7 @@ public open class TextServerExtension : TextServer() {
    * Converts a number from the Western Arabic (0..9) to the numeral systems used in [language].
    */
   public open fun _formatNumber(number: String, language: String): String {
-    throw NotImplementedError("_formatNumber is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_formatNumber is not implemented.")
   }
 
   /**
@@ -2165,7 +2009,7 @@ public open class TextServerExtension : TextServer() {
    * Converts [number] from the numeral systems used in [language] to Western Arabic (0..9).
    */
   public open fun _parseNumber(number: String, language: String): String {
-    throw NotImplementedError("_parseNumber is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_parseNumber is not implemented.")
   }
 
   /**
@@ -2174,7 +2018,7 @@ public open class TextServerExtension : TextServer() {
    * Returns percent sign used in the [language].
    */
   public open fun _percentSign(language: String): String {
-    throw NotImplementedError("_percentSign is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_percentSign is not implemented.")
   }
 
   /**
@@ -2183,7 +2027,7 @@ public open class TextServerExtension : TextServer() {
    * Strips diacritics from the string.
    */
   public open fun _stripDiacritics(string: String): String {
-    throw NotImplementedError("_stripDiacritics is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_stripDiacritics is not implemented.")
   }
 
   /**
@@ -2192,11 +2036,11 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if [string] is a valid identifier.
    */
   public open fun _isValidIdentifier(string: String): Boolean {
-    throw NotImplementedError("_isValidIdentifier is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_isValidIdentifier is not implemented.")
   }
 
   public open fun _isValidLetter(unicode: Long): Boolean {
-    throw NotImplementedError("_isValidLetter is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_isValidLetter is not implemented.")
   }
 
   /**
@@ -2210,7 +2054,7 @@ public open class TextServerExtension : TextServer() {
     language: String,
     charsPerLine: Long,
   ): PackedInt32Array {
-    throw NotImplementedError("_stringGetWordBreaks is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_stringGetWordBreaks is not implemented.")
   }
 
   /**
@@ -2219,7 +2063,7 @@ public open class TextServerExtension : TextServer() {
    * Returns array of the composite character boundaries.
    */
   public open fun _stringGetCharacterBreaks(string: String, language: String): PackedInt32Array {
-    throw NotImplementedError("_stringGetCharacterBreaks is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_stringGetCharacterBreaks is not implemented.")
   }
 
   /**
@@ -2229,7 +2073,7 @@ public open class TextServerExtension : TextServer() {
    * `-1` if none is found.
    */
   public open fun _isConfusable(string: String, dict: PackedStringArray): Long {
-    throw NotImplementedError("_isConfusable is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_isConfusable is not implemented.")
   }
 
   /**
@@ -2238,7 +2082,7 @@ public open class TextServerExtension : TextServer() {
    * Returns `true` if [string] is likely to be an attempt at confusing the reader.
    */
   public open fun _spoofCheck(string: String): Boolean {
-    throw NotImplementedError("_spoofCheck is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_spoofCheck is not implemented.")
   }
 
   /**
@@ -2247,7 +2091,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the string converted to uppercase.
    */
   public open fun _stringToUpper(string: String, language: String): String {
-    throw NotImplementedError("_stringToUpper is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_stringToUpper is not implemented.")
   }
 
   /**
@@ -2256,7 +2100,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the string converted to lowercase.
    */
   public open fun _stringToLower(string: String, language: String): String {
-    throw NotImplementedError("_stringToLower is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_stringToLower is not implemented.")
   }
 
   /**
@@ -2265,7 +2109,7 @@ public open class TextServerExtension : TextServer() {
    * Returns the string converted to title case.
    */
   public open fun _stringToTitle(string: String, language: String): String {
-    throw NotImplementedError("_stringToTitle is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_stringToTitle is not implemented.")
   }
 
   /**
@@ -2279,7 +2123,7 @@ public open class TextServerExtension : TextServer() {
     args: VariantArray<Any?>,
     text: String,
   ): VariantArray<Vector3i> {
-    throw NotImplementedError("_parseStructuredText is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_parseStructuredText is not implemented.")
   }
 
   /**
@@ -2288,7 +2132,7 @@ public open class TextServerExtension : TextServer() {
    * This method is called before text server is unregistered.
    */
   public open fun _cleanup(): Unit {
-    throw NotImplementedError("_cleanup is not implemented for TextServerExtension")
+    throw NotImplementedError("TextServerExtension::_cleanup is not implemented.")
   }
 
   public companion object
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2D.kt
index 5d1a44648..ffb8833b6 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2D.kt
@@ -42,7 +42,7 @@ import kotlin.jvm.JvmOverloads
  * Larger textures may fail to import.
  */
 @GodotBaseType
-public open class Texture2D : Texture() {
+public abstract class Texture2D : Texture() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(665, scriptIndex)
   }
@@ -50,30 +50,26 @@ public open class Texture2D : Texture() {
   /**
    * Called when the [Texture2D]'s width is queried.
    */
-  public open fun _getWidth(): Int {
-    throw NotImplementedError("_getWidth is not implemented for Texture2D")
-  }
+  public abstract fun _getWidth(): Int
 
   /**
    * Called when the [Texture2D]'s height is queried.
    */
-  public open fun _getHeight(): Int {
-    throw NotImplementedError("_getHeight is not implemented for Texture2D")
-  }
+  public abstract fun _getHeight(): Int
 
   /**
    * Called when a pixel's opaque state in the [Texture2D] is queried at the specified `(x, y)`
    * position.
    */
   public open fun _isPixelOpaque(x: Int, y: Int): Boolean {
-    throw NotImplementedError("_isPixelOpaque is not implemented for Texture2D")
+    throw NotImplementedError("Texture2D::_isPixelOpaque is not implemented.")
   }
 
   /**
    * Called when the presence of an alpha channel in the [Texture2D] is queried.
    */
   public open fun _hasAlpha(): Boolean {
-    throw NotImplementedError("_hasAlpha is not implemented for Texture2D")
+    throw NotImplementedError("Texture2D::_hasAlpha is not implemented.")
   }
 
   /**
@@ -90,7 +86,7 @@ public open class Texture2D : Texture() {
     modulate: Color,
     transpose: Boolean,
   ): Unit {
-    throw NotImplementedError("_draw is not implemented for Texture2D")
+    throw NotImplementedError("Texture2D::_draw is not implemented.")
   }
 
   /**
@@ -108,7 +104,7 @@ public open class Texture2D : Texture() {
     modulate: Color,
     transpose: Boolean,
   ): Unit {
-    throw NotImplementedError("_drawRect is not implemented for Texture2D")
+    throw NotImplementedError("Texture2D::_drawRect is not implemented.")
   }
 
   /**
@@ -127,7 +123,7 @@ public open class Texture2D : Texture() {
     transpose: Boolean,
     clipUv: Boolean,
   ): Unit {
-    throw NotImplementedError("_drawRectRegion is not implemented for Texture2D")
+    throw NotImplementedError("Texture2D::_drawRectRegion is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2DRD.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2DRD.kt
index 9158e73fc..20f8c8cc0 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2DRD.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture2DRD.kt
@@ -14,6 +14,7 @@ import godot.core.RID
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser._RID
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -50,6 +51,20 @@ public open class Texture2DRD : Texture2D() {
     return (TransferContext.readReturnValue(_RID) as RID)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("Texture2DRD::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("Texture2DRD::_getHeight can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3D.kt
index eeb308bc7..90e89220b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3D.kt
@@ -18,7 +18,6 @@ import godot.core.VariantParser.OBJECT
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -33,7 +32,7 @@ import kotlin.Unit
  * presets.
  */
 @GodotBaseType
-public open class Texture3D : Texture() {
+public abstract class Texture3D : Texture() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(669, scriptIndex)
   }
@@ -41,44 +40,32 @@ public open class Texture3D : Texture() {
   /**
    * Called when the [Texture3D]'s format is queried.
    */
-  public open fun _getFormat(): Image.Format {
-    throw NotImplementedError("_getFormat is not implemented for Texture3D")
-  }
+  public abstract fun _getFormat(): Image.Format
 
   /**
    * Called when the [Texture3D]'s width is queried.
    */
-  public open fun _getWidth(): Int {
-    throw NotImplementedError("_getWidth is not implemented for Texture3D")
-  }
+  public abstract fun _getWidth(): Int
 
   /**
    * Called when the [Texture3D]'s height is queried.
    */
-  public open fun _getHeight(): Int {
-    throw NotImplementedError("_getHeight is not implemented for Texture3D")
-  }
+  public abstract fun _getHeight(): Int
 
   /**
    * Called when the [Texture3D]'s depth is queried.
    */
-  public open fun _getDepth(): Int {
-    throw NotImplementedError("_getDepth is not implemented for Texture3D")
-  }
+  public abstract fun _getDepth(): Int
 
   /**
    * Called when the presence of mipmaps in the [Texture3D] is queried.
    */
-  public open fun _hasMipmaps(): Boolean {
-    throw NotImplementedError("_hasMipmaps is not implemented for Texture3D")
-  }
+  public abstract fun _hasMipmaps(): Boolean
 
   /**
    * Called when the [Texture3D]'s data is queried.
    */
-  public open fun _getData(): VariantArray<Image> {
-    throw NotImplementedError("_getData is not implemented for Texture3D")
-  }
+  public abstract fun _getData(): VariantArray<Image>
 
   /**
    * Returns the current format being used by this texture. See [Image.Format] for details.
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3DRD.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3DRD.kt
index 65cd5b1a9..73058ba4c 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3DRD.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Texture3DRD.kt
@@ -11,9 +11,12 @@ import godot.`internal`.memory.TransferContext
 import godot.`internal`.reflection.TypeManager
 import godot.common.interop.VoidPtr
 import godot.core.RID
+import godot.core.VariantArray
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser._RID
+import kotlin.Boolean
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -50,6 +53,48 @@ public open class Texture3DRD : Texture3D() {
     return (TransferContext.readReturnValue(_RID) as RID)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("Texture3DRD::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("Texture3DRD::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("Texture3DRD::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getDepth(): Int {
+    throw NotImplementedError("Texture3DRD::_getDepth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("Texture3DRD::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getData(): VariantArray<Image> {
+    throw NotImplementedError("Texture3DRD::_getData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayered.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayered.kt
index 9cbc72ced..89f361b9d 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayered.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayered.kt
@@ -16,7 +16,6 @@ import godot.core.VariantParser.OBJECT
 import kotlin.Boolean
 import kotlin.Int
 import kotlin.Long
-import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 
@@ -34,7 +33,7 @@ import kotlin.Unit
  * driver (Vulkan, OpenGL3).
  */
 @GodotBaseType
-public open class TextureLayered : Texture() {
+public abstract class TextureLayered : Texture() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(674, scriptIndex)
   }
@@ -42,51 +41,37 @@ public open class TextureLayered : Texture() {
   /**
    * Called when the [TextureLayered]'s format is queried.
    */
-  public open fun _getFormat(): Image.Format {
-    throw NotImplementedError("_getFormat is not implemented for TextureLayered")
-  }
+  public abstract fun _getFormat(): Image.Format
 
   /**
    * Called when the layers' type in the [TextureLayered] is queried.
    */
-  public open fun _getLayeredType(): Long {
-    throw NotImplementedError("_getLayeredType is not implemented for TextureLayered")
-  }
+  public abstract fun _getLayeredType(): Long
 
   /**
    * Called when the [TextureLayered]'s width queried.
    */
-  public open fun _getWidth(): Int {
-    throw NotImplementedError("_getWidth is not implemented for TextureLayered")
-  }
+  public abstract fun _getWidth(): Int
 
   /**
    * Called when the [TextureLayered]'s height is queried.
    */
-  public open fun _getHeight(): Int {
-    throw NotImplementedError("_getHeight is not implemented for TextureLayered")
-  }
+  public abstract fun _getHeight(): Int
 
   /**
    * Called when the number of layers in the [TextureLayered] is queried.
    */
-  public open fun _getLayers(): Int {
-    throw NotImplementedError("_getLayers is not implemented for TextureLayered")
-  }
+  public abstract fun _getLayers(): Int
 
   /**
    * Called when the presence of mipmaps in the [TextureLayered] is queried.
    */
-  public open fun _hasMipmaps(): Boolean {
-    throw NotImplementedError("_hasMipmaps is not implemented for TextureLayered")
-  }
+  public abstract fun _hasMipmaps(): Boolean
 
   /**
    * Called when the data for a layer in the [TextureLayered] is queried.
    */
-  public open fun _getLayerData(layerIndex: Int): Image? {
-    throw NotImplementedError("_getLayerData is not implemented for TextureLayered")
-  }
+  public abstract fun _getLayerData(layerIndex: Int): Image?
 
   /**
    * Returns the current format being used by this texture. See [Image.Format] for details.
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayeredRD.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayeredRD.kt
index 19babbe65..938e40239 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayeredRD.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TextureLayeredRD.kt
@@ -13,7 +13,10 @@ import godot.common.interop.VoidPtr
 import godot.core.RID
 import godot.core.VariantParser.NIL
 import godot.core.VariantParser._RID
+import kotlin.Boolean
 import kotlin.Int
+import kotlin.Long
+import kotlin.NotImplementedError
 import kotlin.Suppress
 import kotlin.Unit
 import kotlin.jvm.JvmName
@@ -50,6 +53,55 @@ public open class TextureLayeredRD internal constructor() : TextureLayered() {
     return (TransferContext.readReturnValue(_RID) as RID)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getFormat(): Image.Format {
+    throw NotImplementedError("TextureLayeredRD::_getFormat can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayeredType(): Long {
+    throw NotImplementedError("TextureLayeredRD::_getLayeredType can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("TextureLayeredRD::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("TextureLayeredRD::_getHeight can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayers(): Int {
+    throw NotImplementedError("TextureLayeredRD::_getLayers can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _hasMipmaps(): Boolean {
+    throw NotImplementedError("TextureLayeredRD::_hasMipmaps can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getLayerData(layerIndex: Int): Image? {
+    throw NotImplementedError("TextureLayeredRD::_getLayerData can't be called from the JVM.")
+  }
+
   public companion object
 
   public object MethodBindings {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMap.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMap.kt
index e2019b217..8354053c2 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMap.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMap.kt
@@ -146,7 +146,7 @@ public open class TileMap : Node2D() {
    * notify the TileMap it needs an update.
    */
   public open fun _useTileDataRuntimeUpdate(layer: Int, coords: Vector2i): Boolean {
-    throw NotImplementedError("_useTileDataRuntimeUpdate is not implemented for TileMap")
+    throw NotImplementedError("TileMap::_useTileDataRuntimeUpdate is not implemented.")
   }
 
   /**
@@ -167,7 +167,7 @@ public open class TileMap : Node2D() {
     coords: Vector2i,
     tileData: TileData?,
   ): Unit {
-    throw NotImplementedError("_tileDataRuntimeUpdate is not implemented for TileMap")
+    throw NotImplementedError("TileMap::_tileDataRuntimeUpdate is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMapLayer.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMapLayer.kt
index bccda60d1..e257c295b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMapLayer.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/TileMapLayer.kt
@@ -274,7 +274,7 @@ public open class TileMapLayer : Node2D() {
    * notify the [TileMapLayer] it needs an update.
    */
   public open fun _useTileDataRuntimeUpdate(coords: Vector2i): Boolean {
-    throw NotImplementedError("_useTileDataRuntimeUpdate is not implemented for TileMapLayer")
+    throw NotImplementedError("TileMapLayer::_useTileDataRuntimeUpdate is not implemented.")
   }
 
   /**
@@ -291,7 +291,7 @@ public open class TileMapLayer : Node2D() {
    * [notifyRuntimeTileDataUpdate] to notify the [TileMapLayer] it needs an update.
    */
   public open fun _tileDataRuntimeUpdate(coords: Vector2i, tileData: TileData?): Unit {
-    throw NotImplementedError("_tileDataRuntimeUpdate is not implemented for TileMapLayer")
+    throw NotImplementedError("TileMapLayer::_tileDataRuntimeUpdate is not implemented.")
   }
 
   /**
@@ -318,7 +318,7 @@ public open class TileMapLayer : Node2D() {
    * **Warning:** Implementing this method may degrade the [TileMapLayer]'s performance.
    */
   public open fun _updateCells(coords: VariantArray<Vector2i>, forcedCleanup: Boolean): Unit {
-    throw NotImplementedError("_updateCells is not implemented for TileMapLayer")
+    throw NotImplementedError("TileMapLayer::_updateCells is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Translation.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Translation.kt
index 13036ea14..ea9ede0c1 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Translation.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Translation.kt
@@ -57,14 +57,14 @@ public open class Translation : Resource() {
     n: Int,
     context: StringName,
   ): StringName {
-    throw NotImplementedError("_getPluralMessage is not implemented for Translation")
+    throw NotImplementedError("Translation::_getPluralMessage is not implemented.")
   }
 
   /**
    * Virtual method to override [getMessage].
    */
   public open fun _getMessage(srcMessage: StringName, context: StringName): StringName {
-    throw NotImplementedError("_getMessage is not implemented for Translation")
+    throw NotImplementedError("Translation::_getMessage is not implemented.")
   }
 
   public final fun setLocale(locale: String): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStream.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStream.kt
index 5f163856f..675907819 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStream.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStream.kt
@@ -48,7 +48,7 @@ public open class VideoStream : Resource() {
    * [VideoStreamPlayback].
    */
   public open fun _instantiatePlayback(): VideoStreamPlayback? {
-    throw NotImplementedError("_instantiatePlayback is not implemented for VideoStream")
+    throw NotImplementedError("VideoStream::_instantiatePlayback is not implemented.")
   }
 
   public final fun setFile(`file`: String): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStreamPlayback.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStreamPlayback.kt
index 95abb3175..d090378cd 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStreamPlayback.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VideoStreamPlayback.kt
@@ -27,7 +27,7 @@ import kotlin.jvm.JvmOverloads
  * of [VideoStream].
  */
 @GodotBaseType
-public open class VideoStreamPlayback : Resource() {
+public abstract class VideoStreamPlayback : Resource() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(716, scriptIndex)
   }
@@ -37,7 +37,7 @@ public open class VideoStreamPlayback : Resource() {
    * [VideoStreamPlayer.stop]. [_isPlaying] should return `false` once stopped.
    */
   public open fun _stop(): Unit {
-    throw NotImplementedError("_stop is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_stop is not implemented.")
   }
 
   /**
@@ -46,14 +46,14 @@ public open class VideoStreamPlayback : Resource() {
    * should return `true` once playing.
    */
   public open fun _play(): Unit {
-    throw NotImplementedError("_play is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_play is not implemented.")
   }
 
   /**
    * Returns the playback state, as determined by calls to [_play] and [_stop].
    */
   public open fun _isPlaying(): Boolean {
-    throw NotImplementedError("_isPlaying is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_isPlaying is not implemented.")
   }
 
   /**
@@ -61,21 +61,21 @@ public open class VideoStreamPlayback : Resource() {
    * to the [VideoStreamPlayer.paused] setter.
    */
   public open fun _setPaused(paused: Boolean): Unit {
-    throw NotImplementedError("_setPaused is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_setPaused is not implemented.")
   }
 
   /**
    * Returns the paused status, as set by [_setPaused].
    */
   public open fun _isPaused(): Boolean {
-    throw NotImplementedError("_isPaused is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_isPaused is not implemented.")
   }
 
   /**
    * Returns the video duration in seconds, if known, or 0 if unknown.
    */
   public open fun _getLength(): Double {
-    throw NotImplementedError("_getLength is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_getLength is not implemented.")
   }
 
   /**
@@ -83,14 +83,14 @@ public open class VideoStreamPlayback : Resource() {
    * [VideoStreamPlayer.streamPosition] getter.
    */
   public open fun _getPlaybackPosition(): Double {
-    throw NotImplementedError("_getPlaybackPosition is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_getPlaybackPosition is not implemented.")
   }
 
   /**
    * Seeks to [time] seconds. Called in response to the [VideoStreamPlayer.streamPosition] setter.
    */
   public open fun _seek(time: Double): Unit {
-    throw NotImplementedError("_seek is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_seek is not implemented.")
   }
 
   /**
@@ -98,36 +98,34 @@ public open class VideoStreamPlayback : Resource() {
    * [VideoStreamPlayer.audioTrack] setter.
    */
   public open fun _setAudioTrack(idx: Int): Unit {
-    throw NotImplementedError("_setAudioTrack is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_setAudioTrack is not implemented.")
   }
 
   /**
    * Allocates a [Texture2D] in which decoded video frames will be drawn.
    */
   public open fun _getTexture(): Texture2D? {
-    throw NotImplementedError("_getTexture is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_getTexture is not implemented.")
   }
 
   /**
    * Ticks video playback for [delta] seconds. Called every frame as long as both [_isPaused] and
    * [_isPlaying] return `true`.
    */
-  public open fun _update(delta: Double): Unit {
-    throw NotImplementedError("_update is not implemented for VideoStreamPlayback")
-  }
+  public abstract fun _update(delta: Double): Unit
 
   /**
    * Returns the number of audio channels.
    */
   public open fun _getChannels(): Int {
-    throw NotImplementedError("_getChannels is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_getChannels is not implemented.")
   }
 
   /**
    * Returns the audio sample rate used for mixing.
    */
   public open fun _getMixRate(): Int {
-    throw NotImplementedError("_getMixRate is not implemented for VideoStreamPlayback")
+    throw NotImplementedError("VideoStreamPlayback::_getMixRate is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ViewportTexture.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ViewportTexture.kt
index 26bca212c..d46046234 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ViewportTexture.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/ViewportTexture.kt
@@ -15,6 +15,7 @@ import godot.core.VariantParser.NIL
 import godot.core.VariantParser.NODE_PATH
 import godot.core.asCachedNodePath
 import kotlin.Int
+import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
@@ -81,6 +82,20 @@ public open class ViewportTexture : Texture2D() {
     return (TransferContext.readReturnValue(NODE_PATH) as NodePath)
   }
 
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getWidth(): Int {
+    throw NotImplementedError("ViewportTexture::_getWidth can't be called from the JVM.")
+  }
+
+  /**
+   * Virtual method inherited from base class implemented in non-JVM code. Don't call it.
+   */
+  public override fun _getHeight(): Int {
+    throw NotImplementedError("ViewportTexture::_getHeight can't be called from the JVM.")
+  }
+
   public final fun setViewportPathInScene(path: String) =
       setViewportPathInScene(path.asCachedNodePath())
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualInstance3D.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualInstance3D.kt
index db6ca4c38..6161131bd 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualInstance3D.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualInstance3D.kt
@@ -99,7 +99,7 @@ public open class VisualInstance3D : Node3D() {
   }
 
   public open fun _getAabb(): AABB {
-    throw NotImplementedError("_getAabb is not implemented for VisualInstance3D")
+    throw NotImplementedError("VisualInstance3D::_getAabb is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualShaderNodeCustom.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualShaderNodeCustom.kt
index 77122db8d..04d4dd3f6 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualShaderNodeCustom.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/VisualShaderNodeCustom.kt
@@ -50,7 +50,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * named as "Unnamed".
    */
   public open fun _getName(): String {
-    throw NotImplementedError("_getName is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getName is not implemented.")
   }
 
   /**
@@ -60,7 +60,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getDescription(): String {
-    throw NotImplementedError("_getDescription is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getDescription is not implemented.")
   }
 
   /**
@@ -71,7 +71,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * "Addons" category.
    */
   public open fun _getCategory(): String {
-    throw NotImplementedError("_getCategory is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getCategory is not implemented.")
   }
 
   /**
@@ -81,7 +81,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**. If not overridden, no return icon is shown.
    */
   public open fun _getReturnIconType(): VisualShaderNode.PortType {
-    throw NotImplementedError("_getReturnIconType is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getReturnIconType is not implemented.")
   }
 
   /**
@@ -90,7 +90,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **required**. If not overridden, the node has no input ports.
    */
   public open fun _getInputPortCount(): Int {
-    throw NotImplementedError("_getInputPortCount is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getInputPortCount is not implemented.")
   }
 
   /**
@@ -101,7 +101,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * return the [VisualShaderNode.PORT_TYPE_SCALAR] type.
    */
   public open fun _getInputPortType(port: Int): VisualShaderNode.PortType {
-    throw NotImplementedError("_getInputPortType is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getInputPortType is not implemented.")
   }
 
   /**
@@ -113,7 +113,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * as `"in" + str(port)`.
    */
   public open fun _getInputPortName(port: Int): String {
-    throw NotImplementedError("_getInputPortName is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getInputPortName is not implemented.")
   }
 
   /**
@@ -124,7 +124,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * their input ports.
    */
   public open fun _getInputPortDefaultValue(port: Int): Any? {
-    throw NotImplementedError("_getInputPortDefaultValue is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getInputPortDefaultValue is not implemented.")
   }
 
   /**
@@ -136,7 +136,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * first valid port.
    */
   public open fun _getDefaultInputPort(type: VisualShaderNode.PortType): Int {
-    throw NotImplementedError("_getDefaultInputPort is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getDefaultInputPort is not implemented.")
   }
 
   /**
@@ -145,7 +145,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **required**. If not overridden, the node has no output ports.
    */
   public open fun _getOutputPortCount(): Int {
-    throw NotImplementedError("_getOutputPortCount is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getOutputPortCount is not implemented.")
   }
 
   /**
@@ -156,7 +156,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * return the [VisualShaderNode.PORT_TYPE_SCALAR] type.
    */
   public open fun _getOutputPortType(port: Int): VisualShaderNode.PortType {
-    throw NotImplementedError("_getOutputPortType is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getOutputPortType is not implemented.")
   }
 
   /**
@@ -168,7 +168,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * named as `"out" + str(port)`.
    */
   public open fun _getOutputPortName(port: Int): String {
-    throw NotImplementedError("_getOutputPortName is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getOutputPortName is not implemented.")
   }
 
   /**
@@ -177,7 +177,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getPropertyCount(): Int {
-    throw NotImplementedError("_getPropertyCount is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getPropertyCount is not implemented.")
   }
 
   /**
@@ -186,7 +186,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getPropertyName(index: Int): String {
-    throw NotImplementedError("_getPropertyName is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getPropertyName is not implemented.")
   }
 
   /**
@@ -195,7 +195,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getPropertyDefaultIndex(index: Int): Int {
-    throw NotImplementedError("_getPropertyDefaultIndex is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getPropertyDefaultIndex is not implemented.")
   }
 
   /**
@@ -205,7 +205,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getPropertyOptions(index: Int): PackedStringArray {
-    throw NotImplementedError("_getPropertyOptions is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getPropertyOptions is not implemented.")
   }
 
   /**
@@ -230,7 +230,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
     mode: Shader.Mode,
     type: VisualShader.Type,
   ): String {
-    throw NotImplementedError("_getCode is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getCode is not implemented.")
   }
 
   /**
@@ -247,7 +247,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getFuncCode(mode: Shader.Mode, type: VisualShader.Type): String {
-    throw NotImplementedError("_getFuncCode is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getFuncCode is not implemented.")
   }
 
   /**
@@ -264,7 +264,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**.
    */
   public open fun _getGlobalCode(mode: Shader.Mode): String {
-    throw NotImplementedError("_getGlobalCode is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_getGlobalCode is not implemented.")
   }
 
   /**
@@ -273,7 +273,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**. If not overridden, it's `false`.
    */
   public open fun _isHighend(): Boolean {
-    throw NotImplementedError("_isHighend is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_isHighend is not implemented.")
   }
 
   /**
@@ -283,7 +283,7 @@ public open class VisualShaderNodeCustom : VisualShaderNode() {
    * Defining this method is **optional**. If not overridden, it's `true`.
    */
   public open fun _isAvailable(mode: Shader.Mode, type: VisualShader.Type): Boolean {
-    throw NotImplementedError("_isAvailable is not implemented for VisualShaderNodeCustom")
+    throw NotImplementedError("VisualShaderNodeCustom::_isAvailable is not implemented.")
   }
 
   /**
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCDataChannelExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCDataChannelExtension.kt
index 113de78d7..3fe851a7e 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCDataChannelExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCDataChannelExtension.kt
@@ -10,80 +10,47 @@ import godot.`annotation`.GodotBaseType
 import godot.core.Error
 import kotlin.Boolean
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class WebRTCDataChannelExtension : WebRTCDataChannel() {
+public abstract class WebRTCDataChannelExtension : WebRTCDataChannel() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(842, scriptIndex)
   }
 
-  public open fun _getAvailablePacketCount(): Int {
-    throw NotImplementedError("_getAvailablePacketCount is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getAvailablePacketCount(): Int
 
-  public open fun _getMaxPacketSize(): Int {
-    throw NotImplementedError("_getMaxPacketSize is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getMaxPacketSize(): Int
 
-  public open fun _poll(): Error {
-    throw NotImplementedError("_poll is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _poll(): Error
 
-  public open fun _close(): Unit {
-    throw NotImplementedError("_close is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _close(): Unit
 
-  public open fun _setWriteMode(pWriteMode: WebRTCDataChannel.WriteMode): Unit {
-    throw NotImplementedError("_setWriteMode is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _setWriteMode(pWriteMode: WebRTCDataChannel.WriteMode): Unit
 
-  public open fun _getWriteMode(): WebRTCDataChannel.WriteMode {
-    throw NotImplementedError("_getWriteMode is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getWriteMode(): WebRTCDataChannel.WriteMode
 
-  public open fun _wasStringPacket(): Boolean {
-    throw NotImplementedError("_wasStringPacket is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _wasStringPacket(): Boolean
 
-  public open fun _getReadyState(): WebRTCDataChannel.ChannelState {
-    throw NotImplementedError("_getReadyState is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getReadyState(): WebRTCDataChannel.ChannelState
 
-  public open fun _getLabel(): String {
-    throw NotImplementedError("_getLabel is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getLabel(): String
 
-  public open fun _isOrdered(): Boolean {
-    throw NotImplementedError("_isOrdered is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _isOrdered(): Boolean
 
-  public open fun _getId(): Int {
-    throw NotImplementedError("_getId is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getId(): Int
 
-  public open fun _getMaxPacketLifeTime(): Int {
-    throw NotImplementedError("_getMaxPacketLifeTime is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getMaxPacketLifeTime(): Int
 
-  public open fun _getMaxRetransmits(): Int {
-    throw NotImplementedError("_getMaxRetransmits is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getMaxRetransmits(): Int
 
-  public open fun _getProtocol(): String {
-    throw NotImplementedError("_getProtocol is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getProtocol(): String
 
-  public open fun _isNegotiated(): Boolean {
-    throw NotImplementedError("_isNegotiated is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _isNegotiated(): Boolean
 
-  public open fun _getBufferedAmount(): Int {
-    throw NotImplementedError("_getBufferedAmount is not implemented for WebRTCDataChannelExtension")
-  }
+  public abstract fun _getBufferedAmount(): Int
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCPeerConnectionExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCPeerConnectionExtension.kt
index 9de9b28e7..17c76e4a6 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCPeerConnectionExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/WebRTCPeerConnectionExtension.kt
@@ -11,65 +11,42 @@ import godot.core.Dictionary
 import godot.core.Error
 import kotlin.Any
 import kotlin.Int
-import kotlin.NotImplementedError
 import kotlin.String
 import kotlin.Suppress
 import kotlin.Unit
 
 @GodotBaseType
-public open class WebRTCPeerConnectionExtension : WebRTCPeerConnection() {
+public abstract class WebRTCPeerConnectionExtension : WebRTCPeerConnection() {
   public override fun new(scriptIndex: Int): Unit {
     createNativeObject(845, scriptIndex)
   }
 
-  public open fun _getConnectionState(): WebRTCPeerConnection.ConnectionState {
-    throw NotImplementedError("_getConnectionState is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _getConnectionState(): WebRTCPeerConnection.ConnectionState
 
-  public open fun _getGatheringState(): WebRTCPeerConnection.GatheringState {
-    throw NotImplementedError("_getGatheringState is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _getGatheringState(): WebRTCPeerConnection.GatheringState
 
-  public open fun _getSignalingState(): WebRTCPeerConnection.SignalingState {
-    throw NotImplementedError("_getSignalingState is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _getSignalingState(): WebRTCPeerConnection.SignalingState
 
-  public open fun _initialize(pConfig: Dictionary<Any?, Any?>): Error {
-    throw NotImplementedError("_initialize is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _initialize(pConfig: Dictionary<Any?, Any?>): Error
 
-  public open fun _createDataChannel(pLabel: String, pConfig: Dictionary<Any?, Any?>):
-      WebRTCDataChannel? {
-    throw NotImplementedError("_createDataChannel is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _createDataChannel(pLabel: String, pConfig: Dictionary<Any?, Any?>):
+      WebRTCDataChannel?
 
-  public open fun _createOffer(): Error {
-    throw NotImplementedError("_createOffer is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _createOffer(): Error
 
-  public open fun _setRemoteDescription(pType: String, pSdp: String): Error {
-    throw NotImplementedError("_setRemoteDescription is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _setRemoteDescription(pType: String, pSdp: String): Error
 
-  public open fun _setLocalDescription(pType: String, pSdp: String): Error {
-    throw NotImplementedError("_setLocalDescription is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _setLocalDescription(pType: String, pSdp: String): Error
 
-  public open fun _addIceCandidate(
+  public abstract fun _addIceCandidate(
     pSdpMidName: String,
     pSdpMlineIndex: Int,
     pSdpName: String,
-  ): Error {
-    throw NotImplementedError("_addIceCandidate is not implemented for WebRTCPeerConnectionExtension")
-  }
+  ): Error
 
-  public open fun _poll(): Error {
-    throw NotImplementedError("_poll is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _poll(): Error
 
-  public open fun _close(): Unit {
-    throw NotImplementedError("_close is not implemented for WebRTCPeerConnectionExtension")
-  }
+  public abstract fun _close(): Unit
 
   public companion object
 
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Window.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Window.kt
index 5c5bee7e5..74baf629b 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Window.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/Window.kt
@@ -905,7 +905,7 @@ public open class Window : Viewport() {
    * [getContentsMinimumSize].
    */
   public open fun _getContentsMinimumSize(): Vector2 {
-    throw NotImplementedError("_getContentsMinimumSize is not implemented for Window")
+    throw NotImplementedError("Window::_getContentsMinimumSize is not implemented.")
   }
 
   public final fun setTitle(title: String): Unit {
diff --git a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/XRInterfaceExtension.kt b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/XRInterfaceExtension.kt
index 5250083da..eea36c7aa 100644
--- a/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/XRInterfaceExtension.kt
+++ b/kt/godot-library/godot-api-library/src/main/kotlin/godot/api/XRInterfaceExtension.kt
@@ -51,70 +51,70 @@ public open class XRInterfaceExtension : XRInterface() {
    * Returns the name of this interface.
    */
   public open fun _getName(): StringName {
-    throw NotImplementedError("_getName is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getName is not implemented.")
   }
 
   /**
    * Returns the capabilities of this interface.
    */
   public open fun _getCapabilities(): Long {
-    throw NotImplementedError("_getCapabilities is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getCapabilities is not implemented.")
   }
 
   /**
    * Returns `true` if this interface has been initialized.
    */
   public open fun _isInitialized(): Boolean {
-    throw NotImplementedError("_isInitialized is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_isInitialized is not implemented.")
   }
 
   /**
    * Initializes the interface, returns `true` on success.
    */
   public open fun _initialize(): Boolean {
-    throw NotImplementedError("_initialize is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_initialize is not implemented.")
   }
 
   /**
    * Uninitialize the interface.
    */
   public open fun _uninitialize(): Unit {
-    throw NotImplementedError("_uninitialize is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_uninitialize is not implemented.")
   }
 
   /**
    * Returns a [Dictionary] with system information related to this interface.
    */
   public open fun _getSystemInfo(): Dictionary<Any?, Any?> {
-    throw NotImplementedError("_getSystemInfo is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getSystemInfo is not implemented.")
   }
 
   /**
    * Returns `true` if this interface supports this play area mode.
    */
   public open fun _supportsPlayAreaMode(mode: XRInterface.PlayAreaMode): Boolean {
-    throw NotImplementedError("_supportsPlayAreaMode is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_supportsPlayAreaMode is not implemented.")
   }
 
   /**
    * Returns the play area mode that sets up our play area.
    */
   public open fun _getPlayAreaMode(): XRInterface.PlayAreaMode {
-    throw NotImplementedError("_getPlayAreaMode is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getPlayAreaMode is not implemented.")
   }
 
   /**
    * Set the play area mode for this interface.
    */
   public open fun _setPlayAreaMode(mode: XRInterface.PlayAreaMode): Boolean {
-    throw NotImplementedError("_setPlayAreaMode is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_setPlayAreaMode is not implemented.")
   }
 
   /**
    * Returns a [PackedVector3Array] that represents the play areas boundaries (if applicable).
    */
   public open fun _getPlayArea(): PackedVector3Array {
-    throw NotImplementedError("_getPlayArea is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getPlayArea is not implemented.")
   }
 
   /**
@@ -122,28 +122,28 @@ public open class XRInterfaceExtension : XRInterface() {
    * [Viewport] marked as the xr viewport.
    */
   public open fun _getRenderTargetSize(): Vector2 {
-    throw NotImplementedError("_getRenderTargetSize is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getRenderTargetSize is not implemented.")
   }
 
   /**
    * Returns the number of views this interface requires, 1 for mono, 2 for stereoscopic.
    */
   public open fun _getViewCount(): Long {
-    throw NotImplementedError("_getViewCount is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getViewCount is not implemented.")
   }
 
   /**
    * Returns the [Transform3D] that positions the [XRCamera3D] in the world.
    */
   public open fun _getCameraTransform(): Transform3D {
-    throw NotImplementedError("_getCameraTransform is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getCameraTransform is not implemented.")
   }
 
   /**
    * Returns a [Transform3D] for a given view.
    */
   public open fun _getTransformForView(view: Long, camTransform: Transform3D): Transform3D {
-    throw NotImplementedError("_getTransformForView is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getTransformForView is not implemented.")
   }
 
   /**
@@ -155,11 +155,11 @@ public open class XRInterfaceExtension : XRInterface() {
     zNear: Double,
     zFar: Double,
   ): PackedFloat64Array {
-    throw NotImplementedError("_getProjectionForView is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getProjectionForView is not implemented.")
   }
 
   public open fun _getVrsTexture(): RID {
-    throw NotImplementedError("_getVrsTexture is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getVrsTexture is not implemented.")
   }
 
   /**
@@ -167,7 +167,7 @@ public open class XRInterfaceExtension : XRInterface() {
    * Most XR interfaces will update its [XRPositionalTracker]s at this point in time.
    */
   public open fun _process(): Unit {
-    throw NotImplementedError("_process is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_process is not implemented.")
   }
 
   /**
@@ -175,7 +175,7 @@ public open class XRInterfaceExtension : XRInterface() {
    * will sync tracking at this point in time.
    */
   public open fun _preRender(): Unit {
-    throw NotImplementedError("_preRender is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_preRender is not implemented.")
   }
 
   /**
@@ -184,21 +184,21 @@ public open class XRInterfaceExtension : XRInterface() {
    * interface may return `false` if the user has taken off their headset and we can pause rendering.
    */
   public open fun _preDrawViewport(renderTarget: RID): Boolean {
-    throw NotImplementedError("_preDrawViewport is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_preDrawViewport is not implemented.")
   }
 
   /**
    * Called after the XR [Viewport] draw logic has completed.
    */
   public open fun _postDrawViewport(renderTarget: RID, screenRect: Rect2): Unit {
-    throw NotImplementedError("_postDrawViewport is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_postDrawViewport is not implemented.")
   }
 
   /**
    * Called if interface is active and queues have been submitted.
    */
   public open fun _endFrame(): Unit {
-    throw NotImplementedError("_endFrame is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_endFrame is not implemented.")
   }
 
   /**
@@ -206,7 +206,7 @@ public open class XRInterfaceExtension : XRInterface() {
    * configuration can override this list.
    */
   public open fun _getSuggestedTrackerNames(): PackedStringArray {
-    throw NotImplementedError("_getSuggestedTrackerNames is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getSuggestedTrackerNames is not implemented.")
   }
 
   /**
@@ -214,14 +214,14 @@ public open class XRInterfaceExtension : XRInterface() {
    * configuration can override this list.
    */
   public open fun _getSuggestedPoseNames(trackerName: StringName): PackedStringArray {
-    throw NotImplementedError("_getSuggestedPoseNames is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getSuggestedPoseNames is not implemented.")
   }
 
   /**
    * Returns a [XRInterface.TrackingStatus] specifying the current status of our tracking.
    */
   public open fun _getTrackingStatus(): XRInterface.TrackingStatus {
-    throw NotImplementedError("_getTrackingStatus is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getTrackingStatus is not implemented.")
   }
 
   /**
@@ -235,21 +235,21 @@ public open class XRInterfaceExtension : XRInterface() {
     durationSec: Double,
     delaySec: Double,
   ): Unit {
-    throw NotImplementedError("_triggerHapticPulse is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_triggerHapticPulse is not implemented.")
   }
 
   /**
    * Return `true` if anchor detection is enabled for this interface.
    */
   public open fun _getAnchorDetectionIsEnabled(): Boolean {
-    throw NotImplementedError("_getAnchorDetectionIsEnabled is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getAnchorDetectionIsEnabled is not implemented.")
   }
 
   /**
    * Enables anchor detection on this interface if supported.
    */
   public open fun _setAnchorDetectionIsEnabled(enabled: Boolean): Unit {
-    throw NotImplementedError("_setAnchorDetectionIsEnabled is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_setAnchorDetectionIsEnabled is not implemented.")
   }
 
   /**
@@ -257,28 +257,28 @@ public open class XRInterfaceExtension : XRInterface() {
    * be presented as the background on an AR capable device (if applicable).
    */
   public open fun _getCameraFeedId(): Int {
-    throw NotImplementedError("_getCameraFeedId is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getCameraFeedId is not implemented.")
   }
 
   /**
    * Return color texture into which to render (if applicable).
    */
   public open fun _getColorTexture(): RID {
-    throw NotImplementedError("_getColorTexture is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getColorTexture is not implemented.")
   }
 
   /**
    * Return depth texture into which to render (if applicable).
    */
   public open fun _getDepthTexture(): RID {
-    throw NotImplementedError("_getDepthTexture is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getDepthTexture is not implemented.")
   }
 
   /**
    * Return velocity texture into which to render (if applicable).
    */
   public open fun _getVelocityTexture(): RID {
-    throw NotImplementedError("_getVelocityTexture is not implemented for XRInterfaceExtension")
+    throw NotImplementedError("XRInterfaceExtension::_getVelocityTexture is not implemented.")
   }
 
   public final fun getColorTexture(): RID {
diff --git a/kt/godot-library/godot-core-library/src/main/kotlin/godot/core/KtObject.kt b/kt/godot-library/godot-core-library/src/main/kotlin/godot/core/KtObject.kt
index cac749568..e9cb5219c 100644
--- a/kt/godot-library/godot-core-library/src/main/kotlin/godot/core/KtObject.kt
+++ b/kt/godot-library/godot-core-library/src/main/kotlin/godot/core/KtObject.kt
@@ -87,7 +87,7 @@ abstract class KtObject : NativeWrapper {
 
 
     private fun removeScript(constructorIndex: Int) {
-        createScriptInstance(ptr, objectID, TypeManager.engineTypesConstructors[constructorIndex])
+        createScriptInstance(ptr, objectID, TypeManager.engineTypesConstructors[constructorIndex]!!)
     }
 
     protected external fun createNativeObject(classIndex: Int, scriptIndex: Int)
@@ -113,7 +113,7 @@ abstract class KtObject : NativeWrapper {
         fun getOrCreate(rawPtr: VoidPtr, id: ObjectID, constructorIndex: Int): KtObject {
             return MemoryManager.getInstanceOrCreate(id) {
                 withConfig(rawPtr, id) {
-                    TypeManager.engineTypesConstructors[constructorIndex]()
+                    TypeManager.engineTypesConstructors[constructorIndex]!!()
                 }
             } as KtObject
         }
diff --git a/kt/godot-library/godot-internal-library/src/main/kotlin/godot/internal/reflection/TypeManager.kt b/kt/godot-library/godot-internal-library/src/main/kotlin/godot/internal/reflection/TypeManager.kt
index 4e9723d28..2b1b13f5a 100644
--- a/kt/godot-library/godot-internal-library/src/main/kotlin/godot/internal/reflection/TypeManager.kt
+++ b/kt/godot-library/godot-internal-library/src/main/kotlin/godot/internal/reflection/TypeManager.kt
@@ -12,7 +12,7 @@ object TypeManager {
     val engineTypeNames = LinkedHashSet<String>()
     val engineSingletonsNames = LinkedHashSet<String>()
 
-    val engineTypesConstructors = mutableListOf<() -> NativeWrapper>()
+    val engineTypesConstructors = mutableListOf<(() -> NativeWrapper)?>()
     val singletonsConstructors = mutableListOf<() -> NativeWrapper>()
 
     fun registerUserType(className: String, kClass: KClass<out NativeWrapper>) {
@@ -20,13 +20,13 @@ object TypeManager {
         userTypeToId[kClass] = userTypes.size - 1
     }
 
-    fun <T : NativeWrapper> registerEngineType(className: String, clazz: KClass<out NativeWrapper>, invocator: () -> T) {
-        engineTypesConstructors.add(invocator)
+    fun registerEngineType(className: String, clazz: KClass<out NativeWrapper>, invoke: (() -> NativeWrapper)?) {
+        engineTypesConstructors.add(invoke)
         engineTypeNames.add(className)
         engineTypeToId[clazz] = engineTypeNames.size - 1
     }
 
-    fun <T : NativeWrapper> registerSingleton(singletonName: String, invocator: () -> T) {
+    fun registerSingleton(singletonName: String, invocator: () -> NativeWrapper) {
         engineSingletonsNames.add(singletonName)
         singletonsConstructors.add(invocator)
     }