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How to Downgrade Node.js for Package Compatibility - Fix Docker Nginx 502 Bad Gateway Upstream Error-Docker Image Build Fails with Context Canceled

Updated 2026-07-28 11:29:21developer-tools
How to Downgrade Node.js for Package Compatibility - Fix Docker Nginx 502 Bad Gateway Upstream Error-Docker Image Build Fails with Context Canceled
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.