Containers Test Issue: Unknown command docker buildx

[nagilson]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1167662
Build error leg or test failing: Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs
Pull request: #51150

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "unknown command: docker buildx",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1167662
Error message validated: [unknown command: docker buildx]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 10/7/2025 10:23:38 PM UTC

Report

Build	Definition	Test	Pull Request
1175556	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51277
2816880	dotnet-sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#54377
1175231	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs
1174913	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51263
1174813	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51203
2816257	dotnet-sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry	#54377
1174548	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs
2815707	dotnet-sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#54233
2815583	dotnet-sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry	#54233
1173610	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51203
1172215	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51203
1170964	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry	#51203
1170874	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51203
2813263	dotnet-sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#54233
2813147	dotnet-sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#53892
1169554	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs
1169463	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs
1169386	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry	#50800
1169374	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry
1168883	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#50800
1168882	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry	#50449
1168884	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#50801
1168656	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#50449
1168655	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#50800
1168652	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#50801
1168070	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry	#50801
1167926	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.DockerRegistryTests.GetFromRegistry
1167909	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#50888
1167662	dotnet/sdk	Microsoft.NET.Build.Containers.IntegrationTests.EndToEndTests.CanPackageForAllSupportedContainerRIDs	#51150

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
6	22	29