How to Fix 'Git Remote Origin Already Exists' - Git SSL Certificate Problem: Fix 'Unable to Get Local Issuer Certificate'-Fix Nginx Upstream Connection Refused Error

Updated 2026-07-28 18:49:48macos-help
How to Fix 'Git Remote Origin Already Exists' - Git SSL Certificate Problem: Fix 'Unable to Get Local Issuer Certificate'-Fix Nginx Upstream Connection Refused Error
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.