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Fix Nginx 502 Bad Gateway with Docker and PHP-FPM - How to Fix Docker Build Canceled Error in Git Bash-How to Resolve Cloudflare Origin Certificate Not Trusted

Updated 2026-07-28 03:22:45browser-issues
Fix Nginx 502 Bad Gateway with Docker and PHP-FPM - How to Fix Docker Build Canceled Error in Git Bash-How to Resolve Cloudflare Origin Certificate Not Trusted
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.

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