[Known Build Error] NavigationException_InAsyncContext_DoesNotBecomeUnobservedTaskException fails with ObjectDisposedException #62672
Description
The test should not be quarantined, it's under observation. It has a PR that tries to fix it and requires more investigation: #62662.
Build Information
Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1090989
Build error leg or test failing: Microsoft.AspNetCore.Components.E2ETests.ServerRenderingTests.RedirectionTest.NavigationException_InAsyncContext_DoesNotBecomeUnobservedTaskException
Pull request: #62602
Error Message
Fill the error message using step by step known issues guidance.
{
"ErrorMessage": "A Task's exception(s) were not observed either by Waiting on the Task or accessing its Exception property. As a result, the unobserved exception was rethrown by the finalizer thread.",
"ErrorPattern": "",
"BuildRetry": false,
"ExcludeConsoleLog": false
} <h1>Hello, world!</h1><p id="unobserved-exceptions-count">4</p><h2>Unobserved Exceptions (for debugging):</h2>
<ul><li>System.AggregateException: A Task's exception(s) were not observed either by Waiting on the Task or accessing its Exception property. As a result, the unobserved exception was rethrown by the finalizer thread. (Cannot access a disposed object.
Object name: 'IServiceProvider'.)
---> System.ObjectDisposedException: Cannot access a disposed object.
Object name: 'IServiceProvider'.
at Microsoft.Extensions.DependencyInjection.ServiceLookup.ThrowHelper.ThrowObjectDisposedException()
at Microsoft.Extensions.DependencyInjection.ServiceProviderServiceExtensions.GetRequiredService[T](IServiceProvider provider)
at Microsoft.AspNetCore.Components.Server.Circuits.CircuitPersistenceManager.PauseCircuitAsync(CircuitHost circuit, Boolean saveStateToClient, CancellationToken cancellation) in /home/vsts/work/1/s/src/Components/Server/src/Circuits/CircuitPersistenceManager.cs:line 25
at Microsoft.AspNetCore.Components.Server.Circuits.CircuitRegistry.PauseAndDisposeCircuitHost(CircuitHost circuitHost, Boolean saveStateToClient) in /home/vsts/work/1/s/src/Components/Server/src/Circuits/CircuitRegistry.cs:line 312
--- End of inner exception stack trace ---</li><li>
Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1090989
Error message validated: [A Task's exception(s) were not observed either by Waiting on the Task or accessing its Exception property. As a result, the unobserved exception was rethrown by the finalizer thread.]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 7/11/2025 10:21:55 AM UTC
Report
| Build | Definition | Step Name | Console log | Pull Request |
|---|---|---|---|---|
| 1130460 | dotnet/aspnetcore | Run E2E tests | Log | #62885 |
| 1130355 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1130012 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1129454 | dotnet/aspnetcore | Run E2E tests | Log | #63376 |
| 1129368 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1129076 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1128789 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1128636 | dotnet/aspnetcore | Run E2E tests | Log | #63144 |
| 1128385 | dotnet/aspnetcore | Run E2E tests | Log | #63132 |
| 1127693 | dotnet/aspnetcore | Run E2E tests | Log | #62756 |
| 1127608 | dotnet/aspnetcore | Run E2E tests | Log | #62756 |
| 1127488 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1127431 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1125521 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1125067 | dotnet/aspnetcore | Run E2E tests | Log | #63305 |
| 1124610 | dotnet/aspnetcore | Run E2E tests | Log | #63293 |
| 1124224 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1124214 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1124060 | dotnet/aspnetcore | Run E2E tests | Log | #63231 |
| 1123889 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1123763 | dotnet/aspnetcore | Run E2E tests | Log | #62885 |
| 1123595 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1123272 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1122894 | dotnet/aspnetcore | Run E2E tests | Log | #62866 |
| 1122738 | dotnet/aspnetcore | Run E2E tests | Log | #62885 |
| 1122545 | dotnet/aspnetcore | Run E2E tests | Log | #62997 |
| 1120512 | dotnet/aspnetcore | Run E2E tests | Log | #63230 |
| 1119995 | dotnet/aspnetcore | Run E2E tests | Log | #63109 |
| 1118335 | dotnet/aspnetcore | Run E2E tests | Log | #63200 |
| 1117444 | dotnet/aspnetcore | Run E2E tests | Log | #63032 |
| 1117179 | dotnet/aspnetcore | Run E2E tests | Log | #63109 |
| 1117127 | dotnet/aspnetcore | Run E2E tests | Log | #63086 |
| 1116597 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1115689 | dotnet/aspnetcore | Run E2E tests | Log | #62997 |
| 1115568 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1115561 | dotnet/aspnetcore | Run E2E tests | Log | #63145 |
| 1114848 | dotnet/aspnetcore | Run E2E tests | Log | #62885 |
| 1114315 | dotnet/aspnetcore | Run E2E tests | Log | #63132 |
| 1114098 | dotnet/aspnetcore | Run E2E tests | Log | #63125 |
| 1113965 | dotnet/aspnetcore | Run E2E tests | Log | #63125 |
| 1113384 | dotnet/aspnetcore | Run E2E tests | Log | #63111 |
| 1113233 | dotnet/aspnetcore | Run E2E tests | Log | #63110 |
| 1112415 | dotnet/aspnetcore | Run E2E tests | Log | #63086 |
| 1112666 | dotnet/aspnetcore | Run E2E tests | Log | #62824 |
| 1111422 | dotnet/aspnetcore | Run E2E tests | Log | #60883 |
| 1110268 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1110149 | dotnet/aspnetcore | Run E2E tests | Log | #62905 |
| 1109638 | dotnet/aspnetcore | Run E2E tests | Log | #63010 |
| 1109286 | dotnet/aspnetcore | Run E2E tests | Log | #62929 |
| 1107676 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1107432 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1107354 | dotnet/aspnetcore | Run E2E tests | Log | #62929 |
| 1106967 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1106348 | dotnet/aspnetcore | Run E2E tests | Log | #62936 |
| 1106034 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1105850 | dotnet/aspnetcore | Run E2E tests | Log | |
| 1105649 | dotnet/aspnetcore | Run E2E tests | Log | #61959 |
| 1105638 | dotnet/aspnetcore | Run E2E tests | Log | #62912 |
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 2 | 15 | 58 |