Git Merge --allow-unrelated-histories: When and How to Use It - Mac Git Troubleshooting: index.lock File Exists-Fix Missing Taskbar Icons Windows 10

Updated 2026-07-28 06:00:06office-tools
Git Merge --allow-unrelated-histories: When and How to Use It - Mac Git Troubleshooting: index.lock File Exists-Fix Missing Taskbar Icons Windows 10
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.