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Fixing Nginx Upstream Connection Refused on Port 443 - How to Fix the Git index.lock File Exists Error-Resolve Git Non Fast Forward Push Error

Updated 2026-07-28 13:04:25office-tools
Fixing Nginx Upstream Connection Refused on Port 443 - How to Fix the Git index.lock File Exists Error-Resolve Git Non Fast Forward Push Error
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.