Fix Git Push Rejected: Non-Fast-Forward Error - Using nvm to Switch Node Version for a Specific Package-How to Fix node-sass Failed to Build on Mac

Updated 2026-07-28 09:54:13windows-fixes
Fix Git Push Rejected: Non-Fast-Forward Error - Using nvm to Switch Node Version for a Specific Package-How to Fix node-sass Failed to Build on Mac
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.