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Fix ERR_NAME_NOT_RESOLVED with CMD: Step-by-Step Guide - Fix Port Already in Use Error in Docker Compose-Mac Permission Denied When Installing Python Packages with pip

Updated 2026-07-28 08:38:04developer-tools
Fix ERR_NAME_NOT_RESOLVED with CMD: Step-by-Step Guide - Fix Port Already in Use Error in Docker Compose-Mac Permission Denied When Installing Python Packages with pip
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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