Fix ERR_NAME_NOT_RESOLVED in Chrome with Google DNS - npm ENOENT package.json Not Found Fix-Nginx Upstream Connection Refused: Diagnosis and Fixes

Updated 2026-07-28 05:09:44office-tools
Fix ERR_NAME_NOT_RESOLVED in Chrome with Google DNS - npm ENOENT package.json Not Found Fix-Nginx Upstream Connection Refused: Diagnosis and Fixes
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.