Home / macos-help / Fix Nginx 'upstream connection refused' When Talking to PHP-FPM - How to Resolve SSH Permission Denied in VS Code Terminal-Docker Build Canceled on WSL2: How to Fix

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM - How to Resolve SSH Permission Denied in VS Code Terminal-Docker Build Canceled on WSL2: How to Fix

Updated 2026-07-28 15:19:03macos-help

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM - How to Resolve SSH Permission Denied in VS Code Terminal-Docker Build Canceled on WSL2: How to 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.