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Fixing Nginx 502 Bad Gateway in Docker: Practical Steps - Windows Update 0x80070005 Service Not Starting Fix-Docker Build Context Canceled: Use .dockerignore

Updated 2026-07-28 09:24:15office-tools
Fixing Nginx 502 Bad Gateway in Docker: Practical Steps - Windows Update 0x80070005 Service Not Starting Fix-Docker Build Context Canceled: Use .dockerignore
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.