Could Not Resolve SDK - repo testfx issue

[nagilson]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1191466
Build error leg or test failing: dotnet.Tests.dll.13.WorkItemExecution
Pull request: #51402

Error Message

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

{
  "ErrorMessage": "Could not resolve SDK",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

see (#51525)

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1191466
Error message validated: [Could not resolve SDK]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 11/3/2025 6:10:40 PM UTC

Report

Build	Definition	Test	Pull Request
1201811	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItRunOnSolution	#51705
1201539	dotnet/sdk	Microsoft.NET.Publish.Tests.dll.6.WorkItemExecution	#51707
1201510	dotnet/sdk	Microsoft.DotNet.ApiCompat.IntegrationTests.dll.netfx.WorkItemExecution	#51702
1201617	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItRunOnSolution	#51698
1201540	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.dll.2.WorkItemExecution	#51708
1201514	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishAHelloWorldProject.It_warns_with_an_invalid_publish_profile_WebSdk	#51703
1201530	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItRunOnSolution	#51705
1201759	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#51704
1201698	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51679
1201670	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject	#51704
1201582	dotnet/sdk	Microsoft.NET.Publish.Tests.dll.2.WorkItemExecution	#51711
1201490	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#51682
1201489	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItRunOnSolution	#51679
1201521	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#51704
2837393	dotnet-sdk	Microsoft.NET.Build.Tests.ArtifactsOutputPathTests.ItCanBuildWithMicrosoftBuildArtifactsSdk	#54878
1201305	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItRunOnSolution	#51696
2837244	dotnet-sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToBuildADesktopLibrary.Microsoft.NET.Build.Tests.GivenThatWeWantToBuildADesktopLibrary.It_resolves_assembly_conflicts_with_a_NETFramework_library	#55160
2837245	dotnet-sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#55161
1200722	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToControlGeneratedAssemblyInfo.Microsoft.NET.Build.Tests.GivenThatWeWantToControlGeneratedAssemblyInfo.TestDisableRuntimeMarshalling	#51684
2836625	dotnet-sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToBuildADesktopExeWithNetStandardLib.It_includes_netstandard	#54879
2836626	dotnet-sdk	Microsoft.NET.Build.Tests.ArtifactsOutputPathTests.ItCanBuildWithMicrosoftBuildArtifactsSdk	#54878
2836624	dotnet-sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToVerifyNuGetReferenceCompat.Nuget_reference_compat	#54880
1198665	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51639
1198509	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51611
1196704	dotnet/sdk	Microsoft.NET.Publish.Tests.dll.7.WorkItemExecution	#51250
1197698	dotnet/sdk	Microsoft.DotNet.Cli.Test.Tests.GivenDotnetTestBuildsAndRunsTestFromCsproj.PathEndsWithSlashOrBackslash	#51634
1198487	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject	#50847
1198486	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51388
1198483	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#51407
1198482	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51292
1196621	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51606
1196912	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.Microsoft.NET.Build.Tests.ReferenceExeTests.TestProjectCanReferenceExe	#51611
1197702	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51407
1197662	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps
1197572	dotnet/sdk	Microsoft.DotNet.ApiCompat.IntegrationTests.dll.netfx.WorkItemExecution
1197573	dotnet/sdk	Microsoft.DotNet.Cli.Run.Tests.GivenDotnetRunBuildsCsproj.ItCanRunAMSBuildProject
1197365	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#51621
1197361	dotnet/sdk	Microsoft.NET.Build.Tests.AppHostTests.Microsoft.NET.Build.Tests.AppHostTests.It_uses_an_apphost_based_on_platform_target	#51558
2833837	dotnet-sdk	Microsoft.NET.Pack.Tests.GivenThatWeWantToPackAHelloWorldProject.It_packs_successfully_with_Multitargeting_where_net_8_and_net_7_project_defines_PackRelease_or_not	#54878
2833839	dotnet-sdk	Microsoft.DotNet.Restore.Test.GivenThatIWantToRestoreApp.ItRestoresAppToSpecificDirectory	#54880
2833838	dotnet-sdk	Microsoft.DotNet.Cli.Test.Tests.GivenDotnetTestBuildsAndRunsTestFromCsproj.PathEndsWithSlashOrBackslash	#54879
1197231	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#51618
1196954	dotnet/sdk	Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.ValidateOnlyErrorWhenAReferenceIsRequired	#51613
1196626	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.Microsoft.NET.Build.Tests.ReferenceExeTests.TestProjectCanReferenceExe	#51607
1196869	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51399
1196838	dotnet/sdk	Microsoft.DotNet.Cli.Test.Tests.GivenDotnetTestBuildsAndRunsTestFromCsproj.Microsoft.DotNet.Cli.Test.Tests.GivenDotnetTestBuildsAndRunsTestFromCsproj.PathEndsWithSlashOrBackslash	#51458
1196833	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToBuildADesktopExe.It_builds_with_inferred_platform_target	#51388
2833447	dotnet-sdk	Microsoft.NET.Pack.Tests.GivenThatWeWantToPackAHelloWorldProject.It_packs_successfully_with_Multitargeting_where_net_8_and_net_7_project_defines_PackRelease_or_not	#54878
2833445	dotnet-sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#54879
2833446	dotnet-sdk	Microsoft.DotNet.Restore.Test.GivenThatIWantToRestoreApp.ItRestoresAppToSpecificDirectory	#54880
2833361	dotnet-sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToBuildADesktopExeWithNetStandardLib.It_includes_netstandard	#54879
2833360	dotnet-sdk	Microsoft.NET.Build.Tests.AppHostTests.It_uses_an_apphost_based_on_platform_target	#54878
2833359	dotnet-sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#54880
1196605	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToBuildANetCoreApp.It_warns_on_nonportable_rids	#51605
1196590	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51603
1196597	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51604
1196407	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.Microsoft.NET.Build.Tests.ReferenceExeTests.TestProjectCanReferenceExe	#51598
1196110	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51558
1195998	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishAnAotApp.Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishAnAotApp.IsAotCompatible_warns_when_expected_for_not_correctly_multitarget_libraries	#51591
1195967	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51558
2832565	dotnet-sdk	Microsoft.NET.Pack.Tests.GivenThatWeWantToPackAHelloWorldProject.It_packs_successfully_with_Multitargeting_where_net_8_and_net_7_project_defines_PackRelease_or_not	#54878
1195350	dotnet/sdk	Microsoft.NET.Publish.Tests.PublishItemsOutputGroupOutputsTests.RunPublishItemsOutputGroupOutputsTest	#51407
2832567	dotnet-sdk	Microsoft.DotNet.Cli.Build.Tests.GivenDotnetBuildBuildsCsproj.ItCanBuildAMultiTFMProjectWithImplicitRestore	#54880
2832566	dotnet-sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToBuildANetCoreApp.It_warns_on_nonportable_rids	#54879
1195420	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject
1195338	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51292
1195385	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps
1195359	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51388
1195358	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToControlGeneratedAssemblyInfo.TestDisableRuntimeMarshalling	#50847
1195349	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject	#51379
1195352	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51422
1195247	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51558
1193970	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject
1193851	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject
1193846	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps
1193845	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps
1193835	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.Microsoft.NET.Build.Tests.ReferenceExeTests.TestProjectCanReferenceExe	#51558
1193747	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#51458
1193736	dotnet/sdk	Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.ValidateMissingReferencesIsOnlyLoggedWhenRunningWithReferences	#51422
1193735	dotnet/sdk	Microsoft.NET.Build.Tests.AppHostTests.It_uses_an_apphost_based_on_platform_target	#51406
1193733	dotnet/sdk	Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.ValidateOnlyErrorWhenAReferenceIsRequired	#51379
1193463	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#51556
1193715	dotnet/sdk	Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.Microsoft.DotNet.ApiCompat.Task.IntegrationTests.ValidatePackageTargetIntegrationTests.ValidateErrorWhenTypeForwardingReferences
1193714	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishAClickOnceProject.PublishClickOnceWithPublishProfile
1193461	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#51555
1193459	dotnet/sdk	Microsoft.NET.Build.Tests.AppHostTests.It_uses_an_apphost_based_on_platform_target	#51554
1193521	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#51558
1193456	dotnet/sdk	Microsoft.NET.Build.Tests.GivenThatWeWantToReferenceAProject.It_checks_for_valid_references	#51553
1193455	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishASingleFileApp.It_runs_single_file_apps	#51552
1192355	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItListsValidFrameworks	#51509
1192179	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject	#51527
1192207	dotnet/sdk	Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.Microsoft.DotNet.Cli.Utils.Tests.GivenAppThrowingException.ItShowsStackTraceWhenRunAsTool	#51532
1192273	dotnet/sdk	Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.Microsoft.NET.Publish.Tests.GivenThatWeWantToBuildANetCoreAppWithWap.WhenNetCoreProjectIsReferencedByAWapProject	#51535
1192205	dotnet/sdk	Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.Microsoft.DotNet.Cli.List.Package.Tests.GivenDotnetListPackage.ItRunOnSolution	#51533
1192203	dotnet/sdk	Microsoft.DotNet.Cli.Test.Tests.GivenDotnetTestBuildsAndRunsTestFromCsproj.PathEndsWithSlashOrBackslash	#51531
1191466	dotnet/sdk	Microsoft.NET.Build.Tests.ReferenceExeTests.Microsoft.NET.Build.Tests.ReferenceExeTests.ExeProjectCanReferenceTestProject	#51402

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
18	60	96