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Fixing Nginx 502 Bad Gateway in Docker: Practical Steps - Restore Missing Taskbar Icons in Windows-How to Debug PostCSS Build Failures

Updated 2026-07-28 09:48:07office-tools
Fixing Nginx 502 Bad Gateway in Docker: Practical Steps - Restore Missing Taskbar Icons in Windows-How to Debug PostCSS Build Failures
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.