Verify Blazor union support; fix prerendering of unions with a null active case - #67296
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Azure Pipelines / aspnetcore-quarantined-pr
failed
Jun 19, 2026 in 2h 45m 20s
Build #20260619.32 had test failures
Details
- Failed: 27 (8.33%)
- Passed: 246 (75.93%)
- Other: 51 (15.74%)
- Total: 324
Annotations
Check failure on line 59 in Build log
azure-pipelines / aspnetcore-quarantined-pr
Build log #L59
The Operation will be canceled. The next steps may not contain expected logs.
Check failure on line 60 in Build log
azure-pipelines / aspnetcore-quarantined-pr
Build log #L60
The operation was canceled.
Check failure on line 855 in Build log
azure-pipelines / aspnetcore-quarantined-pr
Build log #L855
Job cancelled due to worker timeout.
Check failure on line 35 in Build log
azure-pipelines / aspnetcore-quarantined-pr
Build log #L35
Step cancelled due to worker timeout
azure-pipelines / aspnetcore-quarantined-pr
Microsoft.AspNetCore.Hosting.FunctionalTests.LinkedApplicationTests.LinkedApplicationWorks
System.Net.Http.HttpRequestException : Connection refused (localhost:44163)\n---- System.Net.Sockets.SocketException : Connection refused
Raw output
at System.Net.Http.HttpConnectionPool.ConnectToTcpHostAsync(String host, Int32 port, HttpRequestMessage initialRequest, Boolean async, CancellationToken cancellationToken)
at System.Net.Http.HttpConnectionPool.ConnectAsync(HttpRequestMessage request, Boolean async, Boolean isForHttp2, CancellationToken cancellationToken)
at System.Net.Http.HttpConnectionPool.CreateHttp11ConnectionAsync(HttpRequestMessage request, Boolean async, CancellationToken cancellationToken)
at System.Net.Http.HttpConnectionPool.InjectNewHttp11ConnectionAsync(QueueItem queueItem)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.GetResult[T](Task task, Byte& result)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.TaskContinuationResume.ResumeTaskContinuation(Continuation cont, Byte& result)
at System.Threading.Tasks.TaskCompletionSourceWithCancellation`1.WaitWithCancellationAsync(CancellationToken cancellationToken)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.GetResult[T](Task task, Byte& result)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.TaskContinuationResume.ResumeTaskContinuation(Continuation cont, Byte& result)
at System.Net.Http.HttpConnectionPool.SendWithVersionDetectionAndRetryAsync(HttpRequestMessage request, Boolean async, Boolean doRequestAuth, CancellationToken cancellationToken)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.GetResult[T](Task task, Byte& result)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.TaskContinuationResume.ResumeTaskContinuation(Continuation cont, Byte& result)
at System.Net.Http.RedirectHandler.SendAsync(HttpRequestMessage request, Boolean async, CancellationToken cancellationToken)
at Microsoft.AspNetCore.Server.IntegrationTesting.LoggingHandler.SendAsync(HttpRequestMessage request, CancellationToken cancellationToken) in /_/src/Hosting/Server.IntegrationTesting/src/Common/LoggingHandler.cs:line 23
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.GetResult[T](Task task, Byte& result)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.TaskContinuationResume.ResumeTaskContinuation(Continuation cont, Byte& result)
at System.Net.Http.HttpClient.<SendAsync>g__Core|83_0(HttpRequestMessage request, HttpCompletionOption completionOption, CancellationTokenSource cts, Boolean disposeCts, CancellationTokenSource pendingRequestsCts, CancellationToken originalCancellationToken)
at Microsoft.AspNetCore.Server.IntegrationTesting.RetryHelper.RetryRequest(Func`1 retryBlock, ILogger logger, CancellationToken cancellationToken, Int32 retryCount) in /_/src/Hosting/Server.IntegrationTesting/src/Common/RetryHelper.cs:line 36
at Microsoft.AspNetCore.Server.IntegrationTesting.RetryHelper.RetryRequest(Func`1 retryBlock, ILogger logger, CancellationToken cancellationToken, Int32 retryCount)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.GetResult[T](Task task, Byte& result)
at System.Runtime.CompilerServices.RuntimeAsyncTaskContinuation.TaskContinuationResume.ResumeTaskContinuation(Continuation cont, Byte& result)
at Microsoft.AspNetCore.Hosting.FunctionalTests.LinkedApplicationTests.LinkedApplicationWorks() in /_/src/Hosting/test/FunctionalTests/LinkedApplicationTests.cs:line 46
--- End of stack trace from previous location ---
----- Inner Stack Trace -----
at System.Net.Sockets.Socket.AwaitableSocketAsyncEventArgs.ThrowException(SocketError error, CancellationToken cancellationToken)
at System.Net.Sockets.Socket.AwaitableSocketAsyncEventArgs.System.Threading.Tasks.Sources.IValueTaskSource.GetResult(Int16 token)
at System.Runtime.CompilerServices.AsyncHelpers.ValueTaskSourceContinuation.GetResult(Object source, Int16 token, Byte& result)
at System.Runtime.CompilerServices.AsyncHelpers.ValueTaskSourceContinuation.ValueTaskSourceContinuationResume.ResumeValueTaskSourceContinuation(Continuation cont, Byte& result)
at System.Net.Http.HttpConnectionPool.ConnectToTcpHostAsync(String host, Int32 port, HttpRequestMessage initialRequest, Boolean async, CancellationToken cancellationToken)
azure-pipelines / aspnetcore-quarantined-pr
Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
Test failed
azure-pipelines / aspnetcore-quarantined-pr
Microsoft.AspNetCore.Server.Kestrel.Sockets.FunctionalTests.ResponseTests.HttpsConnectionClosedWhenResponseDoesNotSatisfyMinimumDataRate
Test failed
azure-pipelines / aspnetcore-quarantined-pr
Microsoft.AspNetCore.SignalR.Client.FunctionalTests.HubConnectionTests.ChangingUserNameDuringReconnectLogsWarning
Test failed
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