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Fixing Cloudflare 521 Error: Enable Origin Pull Setup - How to Stop Chrome Black Screen When Zooming-Git --allow-unrelated-histories: Preserve All Commits

Updated 2026-07-28 18:47:54macos-help
Fixing Cloudflare 521 Error: Enable Origin Pull Setup - How to Stop Chrome Black Screen When Zooming-Git --allow-unrelated-histories: Preserve All Commits
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.