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Home / security-tools / Fix Nginx 'upstream connection refused' When Talking to PHP-FPM - Cloudflare 522 Error: Server Resource Exhaustion Solutions-Fix 'Cannot Be Loaded Because Running Scripts Is Disabled' in VS Code PowerShell

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM - Cloudflare 522 Error: Server Resource Exhaustion Solutions-Fix 'Cannot Be Loaded Because Running Scripts Is Disabled' in VS Code PowerShell

Updated 2026-07-28 06:34:43security-tools
Fix Nginx 'upstream connection refused' When Talking to PHP-FPM - Cloudflare 522 Error: Server Resource Exhaustion Solutions-Fix 'Cannot Be Loaded Because Running Scripts Is Disabled' in VS Code PowerShell
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.

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