Fix Nginx Upstream Connection Refused in Proxy Pass - Resolving Git Merge Conflicts After Cherry-Pick-Troubleshoot 0x80070002 Windows Update

Updated 2026-07-28 05:53:51backup-recovery
Fix Nginx Upstream Connection Refused in Proxy Pass - Resolving Git Merge Conflicts After Cherry-Pick-Troubleshoot 0x80070002 Windows Update
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.