Fix npm run build Failed with PostCSS Error - ERR_NAME_NOT_RESOLVED Troubleshooting Steps-Docker Desktop Engine Stopped on Mac M1: Fixes That Work

Updated 2026-07-29 00:15:00macos-help
Fix npm run build Failed with PostCSS Error - ERR_NAME_NOT_RESOLVED Troubleshooting Steps-Docker Desktop Engine Stopped on Mac M1: Fixes That Work
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.