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Fixing Nginx Upstream Connection Refused and Permission Denied - Resolve npm Build Errors After Pulling Code-Nginx Upstream Connection Refused Error Fix

Updated 2026-07-28 04:10:23office-tools

Fixing Nginx Upstream Connection Refused and Permission Denied - Resolve npm Build Errors After Pulling Code-Nginx Upstream Connection Refused Error Fix

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.