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How to Fix Cloudflare 522 Error: Check Your Origin Server - Passing Env Vars to Docker Compose Build-Docker Container Exits Immediately: 'Command Not Found' Fix

Updated 2026-07-28 12:22:48browser-issues
How to Fix Cloudflare 522 Error: Check Your Origin Server - Passing Env Vars to Docker Compose Build-Docker Container Exits Immediately: 'Command Not Found' 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.

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