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[Test Failure] System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132831

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#132832
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[Test Failure] System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws#132831
#132832
Labels
Known Build ErrorUse this to report build issues in the .NET Helix tabarea-System.Net.Quicblocking-clean-ciBlocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'
Milestone
12.0.0

Description

@rzikm
rzikm
opened on Aug 27, 2026

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1569959
Build error leg or test failing: System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
Pull request: https://github.com/dotnet/runtime.git/pull/132823

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 : An internal error has occurred. ConfigurationLoadCredential failed: Unknown (0x8009030d)",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1569959
Error message validated: [System.Net.Quic.QuicException : An internal error has occurred. ConfigurationLoadCredential failed: Unknown (0x8009030d)]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 8/27/2026 11:38:43 AM UTC

Report

Build Repository Test Pull Request
1581475 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1581224 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1579404 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132897
1580828 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1580831 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1580716 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133162
1580657 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133158
1580229 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1580168 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1580155 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1579968 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571480 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132863
1579420 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1579488 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1578769 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1579113 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133102
1579244 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1579241 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1579098 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1578871 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133091
1578836 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1578405 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133074
1578396 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1578399 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577820 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132159
1578056 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1578026 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133063
1577989 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133062
1577986 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133061
1577981 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133060
1577982 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577795 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133053
1577786 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577825 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577792 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133052
1577389 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577668 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577665 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577392 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577348 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133035
1574956 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132797
1577132 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1577135 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1576886 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1568477 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132782
1576648 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #133004
1576116 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132997
1576120 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132997
1575919 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132872
1575907 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132109
1575596 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1575593 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1575495 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132881
1575436 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1575440 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571232 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132852
1574511 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132961
1574495 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132385
1573154 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132907
1572593 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132740
1571661 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132859
1572527 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1572432 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132887
1572382 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132885
1572264 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132803
1572330 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132740
1572320 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132884
1572279 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1572271 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132836
1571639 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132869
1571638 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132868
1572148 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132780
1571873 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132878
1572068 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132881
1572012 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1572029 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1572026 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571975 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132880
1571939 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571885 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132821
1571730 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132109
1571870 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132827
1571863 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132687
1571855 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132854
1571812 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571800 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132751
1571748 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132872
1571534 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132803
1571437 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132584
1571453 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571247 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571553 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
1571579 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132867
1571564 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132347
1571550 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132659
1571516 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132827
1571508 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132854
1571470 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #132861
1571454 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws #131655
1571331 dotnet/runtime System.Net.Quic.Tests.MsQuicTests.Client_CertificateWithEphemeralKey_Throws
Displaying 100 of 147 results

Summary

24-Hour Hit Count 7-Day Hit Count 1-Month Count
7 79 147

Activity

  1. rzikm
    added
    blocking-clean-ciBlocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'
    Known Build ErrorUse this to report build issues in the .NET Helix tab
    on Aug 27, 2026
  2. dotnet-policy-service
    added
    untriagedNew issue has not been triaged by the area owner
    on Aug 27, 2026
  3. github-actions
    added
    area-System.Net.Quic
    on Aug 27, 2026

  4. dotnet-policy-service commented on Aug 27, 2026

    @dotnet-policy-service
    dotnet-policy-serviceBot
    on Aug 27, 2026 – with Dotnet Policy Service
    Contributor

    Tagging subscribers to this area: @karelz, @dotnet/ncl
    See info in area-owners.md if you want to be subscribed.

  5. wfurt
    added a commit that references this issue on Aug 28, 2026

    Detect ephemeral client cert key via SEC_E_UNKNOWN_CREDENTIALS in QUIC (

    0e38b32
  6. wfurt
    closed this as completedin #132832on Aug 28, 2026

  7. PranavSenthilnathan commented on Aug 28, 2026

    @PranavSenthilnathan
    PranavSenthilnathan
    on Aug 28, 2026
    Member

    Should #132832 be backported to release/11.0? If not, can we make a test change on release/11.0 to fix this failure?

  8. jozkee commented on Aug 31, 2026

    @jozkee
    jozkee
    on Aug 31, 2026
    Member

    Also fails on release/10.0 #132907.

  9. jozkee
    reopened this on Aug 31, 2026

  10. akoeplinger commented on Aug 31, 2026

    @akoeplinger
    akoeplinger
    on Aug 31, 2026
    Member

    @rzikm @wfurt can you please backport the fix to all applicable branches? thanks

  11. wfurt commented on Aug 31, 2026

    @wfurt
    wfurt
    on Aug 31, 2026
    Member

    backport is here: #132975

  12. rzikm
    marked MsQuicTests.Client_CertificateWithEphemeralKey_Throws Fails #133071 as a duplicate of this issue on Sep 2, 2026

  13. rzikm commented on Sep 2, 2026

    @rzikm
    rzikm
    on Sep 2, 2026
    MemberAuthor

    Backports:

  14. steveisok
    removed
    untriagedNew issue has not been triaged by the area owner
    on Sep 3, 2026

  15. rzikm commented on Sep 4, 2026

    @rzikm
    rzikm
    on Sep 4, 2026
    MemberAuthor

    Backports merged, closing as fixed

  16. rzikm
    closed this as completedon Sep 4, 2026
  17. rzikm
    added this to the 12.0.0 milestone on Sep 4, 2026
  18. github-actions
    locked and limited conversation to collaborators on Oct 4, 2026
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