diff --git a/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/FlutterRadioPlayerPlugin.kt b/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/FlutterRadioPlayerPlugin.kt
index dfdbbeb..15e421a 100644
--- a/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/FlutterRadioPlayerPlugin.kt
+++ b/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/FlutterRadioPlayerPlugin.kt
@@ -76,7 +76,7 @@ class FlutterRadioPlayerPlugin : FlutterPlugin, ActivityAware, MethodChannel.Met
 
     override fun onDetachedFromActivity() {
         if (isBound) {
-            frpRadioPlayerService.onDestroy()
+            frpRadioPlayerService.stop()
         }
         EventBus.getDefault().unregister(this)
     }
diff --git a/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/core/services/FRPCoreService.kt b/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/core/services/FRPCoreService.kt
index b85f523..6b59efa 100644
--- a/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/core/services/FRPCoreService.kt
+++ b/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/core/services/FRPCoreService.kt
@@ -108,6 +108,7 @@ class FRPCoreService : Service(), PlayerNotificationManager.NotificationListener
 
         if (exoPlayer != null) {
             exoPlayer?.release()
+            exoPlayer = null
         }
 
         mediaSessionConnector?.setPlayer(null)
@@ -268,13 +269,20 @@ class FRPCoreService : Service(), PlayerNotificationManager.NotificationListener
         }
     }
 
+    private fun postCurrentPlayingEvent() {
+        exoPlayer?.currentMediaItemIndex?.let {
+            if (it < mediaSourceList.count()) {
+                eventBus.post(FRPPlayerEvent(currentSource = updateCurrentPlaying(mediaSourceList[it])))
+            }
+        }
+    }
+
     fun nextMediaItem() {
         Log.i(TAG, "Seeking to next media item...")
         exoPlayer?.seekToNext()
         exoPlayer?.prepare()
         exoPlayer?.play()
-        val currentMedia = mediaSourceList[exoPlayer?.currentMediaItemIndex!!]
-        eventBus.post(FRPPlayerEvent(currentSource = updateCurrentPlaying(currentMedia)))
+        postCurrentPlayingEvent()
     }
 
     fun prevMediaItem() {
@@ -282,8 +290,7 @@ class FRPCoreService : Service(), PlayerNotificationManager.NotificationListener
         exoPlayer?.seekToPrevious()
         exoPlayer?.prepare()
         exoPlayer?.play()
-        val currentMedia = mediaSourceList[exoPlayer?.currentMediaItemIndex!!]
-        eventBus.post(FRPPlayerEvent(currentSource = updateCurrentPlaying(currentMedia)))
+        postCurrentPlayingEvent()
     }
 
     fun seekToMediaItem(index: Int, playIfReady: Boolean) {
@@ -291,8 +298,7 @@ class FRPCoreService : Service(), PlayerNotificationManager.NotificationListener
         exoPlayer?.apply {
             playWhenReady = playIfReady
         }
-        val currentMedia = mediaSourceList[exoPlayer?.currentMediaItemIndex!!]
-        eventBus.post(FRPPlayerEvent(currentSource = updateCurrentPlaying(currentMedia)))
+        postCurrentPlayingEvent()
     }
 
     fun setVolume(volume: Float) {
diff --git a/ios/flutter_radio_player.podspec b/ios/flutter_radio_player.podspec
index 02bbdcb..a0ff5be 100644
--- a/ios/flutter_radio_player.podspec
+++ b/ios/flutter_radio_player.podspec
@@ -15,7 +15,7 @@ Online Radio Player for Flutter
   s.source           = { :path => '.' }
   s.source_files = 'Classes/**/*'
   s.dependency 'Flutter'
-  s.dependency 'SwiftAudioEx'
+  s.dependency 'SwiftAudioEx', '0.14.7'
   s.platform = :ios, '11.0'
 
   # Flutter.framework does not contain a i386 slice.