Fix Git 'index.lock' File Exists Error in SourceTree - Why Docker Container Exits Right After Start-Bypass pip Externally Managed Environment on Linux

Updated 2026-07-28 20:12:40backup-recovery
Fix Git 'index.lock' File Exists Error in SourceTree - Why Docker Container Exits Right After Start-Bypass pip Externally Managed Environment on Linux
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.