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Troubleshooting

Windows Update Service Troubleshooting Checklist

When Windows Update stops working, the update service itself is often the culprit. You may see er...

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Fix 'node sass build failed' During npm install

When running npm install, you might see an error like "node sass build f...

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Fix Nginx Upstream Connection Refused Behind Cloudflare

If you see upstream connection refused in your Nginx error logs while using Cloudfla...

Troubleshooting
Nginx Upstream Connection Refused: Diagnosis and Fixes

When Nginx returns a 502 Bad Gateway or logs "upstream connection refused", it means Ngin...

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Fix Cloudflare Wildcard Subdomain Page Rule Not Working

You set up a wildcard subdomain page rule in Cloudflare—like * .example.com/*—but it...

Troubleshooting
Fix pnpm Not Working After Node.js Update

After updating Node.js, you may find that pnpm commands fail with errors like command not f...

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