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Fix npm install Permission Denied on Shared Hosting - How to Enable Windows Defender Real-Time Protection After Update-Fix Nginx 502 Bad Gateway: Upstream Connection Refused

Updated 2026-07-28 05:26:22database-tools
Fix npm install Permission Denied on Shared Hosting - How to Enable Windows Defender Real-Time Protection After Update-Fix Nginx 502 Bad Gateway: Upstream Connection Refused
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.