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Fix Git 'index.lock' File Exists Error on Linux - Fix DNS Probe Finished NXDOMAIN After Flushdns Fails-Resolve Git Authentication Failure in Visual Studio Code

Updated 2026-07-28 12:24:49developer-tools
Fix Git 'index.lock' File Exists Error on Linux - Fix DNS Probe Finished NXDOMAIN After Flushdns Fails-Resolve Git Authentication Failure in Visual Studio Code
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.

More repair notes

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