System.Net.Quic.QuicException : Connection handshake was canceled due to the configured timeout of 00:00:10 seconds elapsing.
Stack Trace:
/_/src/libraries/System.Net.Quic/src/System/Net/Quic/QuicConnection.cs(96,0): at System.Net.Quic.QuicConnection.<ConnectAsync>g__StartConnectAsync|2_0(QuicClientConnectionOptions options, CancellationToken cancellationToken)
/_/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs(222,0): at System.Net.Quic.Tests.QuicTestBase.CreateConnectedQuicConnection(QuicClientConnectionOptions clientOptions, QuicListener listener)
/_/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs(257,0): at System.Net.Quic.Tests.QuicTestBase.CreateConnectedQuicConnection(QuicClientConnectionOptions clientOptions, QuicListener listener)
/_/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs(191,0): at System.Net.Quic.Tests.QuicTestBase.CreateConnectedQuicConnection(QuicClientConnectionOptions clientOptions, QuicListenerOptions listenerOptions)
/_/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs(191,0): at System.Net.Quic.Tests.QuicTestBase.CreateConnectedQuicConnection(QuicClientConnectionOptions clientOptions, QuicListenerOptions listenerOptions)
/_/src/libraries/System.Net.Quic/tests/FunctionalTests/MsQuicTests.cs(604,0): at System.Net.Quic.Tests.MsQuicTests.ConnectWithCertificateForLoopbackIP_IndicatesExpectedError(String ipString, Boolean expectsError)
{
"ErrorMessage": "System.Net.Quic.QuicException : Connection handshake was canceled due to the configured timeout",
"ErrorPattern": "",
"BuildRetry": false,
"ExcludeConsoleLog": false
}
Build Information
Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1591361
Build error leg or test failing: System.Net.Quic.Tests.MsQuicTests.ConnectWithCertificateForLoopbackIP_IndicatesExpectedError
Pull request: #133598
Error Message
DO NOT USE JSON BELOW IF THIS IS A BUILD BREAK otherwise build analysis will allow pull requests to merge that break the build worse. For a build break, do not use this issue form. Make a regular new issue.
Fill the error message using step by step known issues guidance.
{ "ErrorMessage": "System.Net.Quic.QuicException : Connection handshake was canceled due to the configured timeout", "ErrorPattern": "", "BuildRetry": false, "ExcludeConsoleLog": false }Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1591361
Error message validated:
[System.Net.Quic.QuicException : Connection handshake was canceled due to the configured timeout]Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 9/10/2026 10:36:11 PM UTC
Report
Summary