Fix git index.lock File Exists Error on Windows - Nginx Upstream Connection Refused Error Fix-Windows 11 Assistant Stuck at 99% Fixes

Updated 2026-07-28 11:27:41macos-help
Fix git index.lock File Exists Error on Windows - Nginx Upstream Connection Refused Error Fix-Windows 11 Assistant Stuck at 99% Fixes
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.