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Nginx 502 Bad Gateway: PHP-FPM Fix Guide - Windows Update 504 Gateway Timeout: Advanced Troubleshooting Checklist-Fix 'Connection Refused' in MongoDB Compass After Update

Updated 2026-06-13 14:00:52cloud-software

Nginx 502 Bad Gateway: PHP-FPM Fix Guide - Windows Update 504 Gateway Timeout: Advanced Troubleshooting Checklist-Fix 'Connection Refused' in MongoDB Compass After Update

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Record the exact option, command, or setting that changed the result.
Keep a rollback note if the workflow affects shared files or team settings.

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