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Fix Nginx 502 Bad Gateway with Docker and PHP-FPM - Windows Search Index Rebuild Guide-When to Use Secrets vs Environment Variables in Docker Compose

Updated 2026-07-28 05:41:37database-tools

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM - Windows Search Index Rebuild Guide-When to Use Secrets vs Environment Variables in Docker Compose

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.