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Fix Git 'index.lock' File Exists Error on Linux - Fix Firefox Secure Connection Failed After Update-Fix VS Code Source Control Not Detecting Changes on Ubuntu

Updated 2026-07-28 08:05:24browser-issues
Fix Git 'index.lock' File Exists Error on Linux - Fix Firefox Secure Connection Failed After Update-Fix VS Code Source Control Not Detecting Changes on Ubuntu
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.