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How to Fix Git 'index.lock' File Exists Error - Fix Python venv Not Activating in CMD-Fix 'Python' Command Not Found on Windows 7

Updated 2026-07-28 08:38:07macos-help
How to Fix Git 'index.lock' File Exists Error - Fix Python venv Not Activating in CMD-Fix 'Python' Command Not Found on Windows 7
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.