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How to Fix Git Push Rejected (Non-Fast-Forward) Error - How to Fix Cloudflare 521 Error with Firewall Settings-Git Lock File Error Linux Fix

Updated 2026-07-28 13:12:39browser-issues
How to Fix Git Push Rejected (Non-Fast-Forward) Error - How to Fix Cloudflare 521 Error with Firewall Settings-Git Lock File Error Linux Fix
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.