System.Runtime.InteropServices.COMException.Test_Write_T_ETW fails on Windows x64

[kotlarmilos]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1233119
Build error leg or test failing: BasicEventSourceTests.TestsWrite.Test_Write_T_ETW
Pull request: #121305

Error Message

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

{
  "ErrorMessage": "The instance name passed was not recognized as valid by a WMI data provider.",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1233119
Error message validated: [The instance name passed was not recognized as valid by a WMI data provider.]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 12/16/2025 6:39:57 PM UTC

Report

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	0	0

[MihuBot]

I'm a bot. Here are possible related and/or duplicate issues (I may be wrong):

• Test failure BasicEventSourceTests.TestsWrite.Test_Write_T_ETW #91769
• Test failure BasicEventSourceTests.TestsWrite.Test_Write_T_ETW #93272
• Test failure BasicEventSourceTests.TestsWrite.Test_Write_T_ETW #86134

[dotnet-policy-service]

Tagging subscribers to this area: @tarekgh, @tommcdon, @steveisok
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[jeffschwMSFT]

removing blocking-clean-ci as this has not failed in 30 days

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	0	0