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Fix Git 'index.lock file exists' Error - Windows 11 Update Failed Blue Screen Rollback Fix-How to Fix Git SSL Certificate Problem: Unable to Get Local Issuer

Updated 2026-07-28 14:43:34developer-tools
Fix Git 'index.lock file exists' Error - Windows 11 Update Failed Blue Screen Rollback Fix-How to Fix Git SSL Certificate Problem: Unable to Get Local Issuer
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.