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Docker Compose Environment Variable Not Working: Fixes - Git Detached HEAD: How to Save Your Work with a Branch-How to Clear DNS Cache to Fix ERR_NAME_NOT_RESOLVED

Updated 2026-07-28 15:27:44office-tools
Docker Compose Environment Variable Not Working: Fixes - Git Detached HEAD: How to Save Your Work with a Branch-How to Clear DNS Cache to Fix ERR_NAME_NOT_RESOLVED
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.