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Fix 'port already allocated' Error in Docker Compose - Git Non Fast Forward Error: Causes and Fixes-Fix node-sass Build Failed: node-gyp Rebuild Error

Updated 2026-07-28 12:25:15macos-help
Fix 'port already allocated' Error in Docker Compose - Git Non Fast Forward Error: Causes and Fixes-Fix node-sass Build Failed: node-gyp Rebuild Error
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.