Docker Container Exits Immediately After Entrypoint - How to Flush DNS Cache and Fix Name Resolution Error-Fix npm ENOENT Package.json Not Found & Permission Denied

Updated 2026-07-28 15:00:33browser-issues
Docker Container Exits Immediately After Entrypoint - How to Flush DNS Cache and Fix Name Resolution Error-Fix npm ENOENT Package.json Not Found & Permission Denied
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.