Knowledge base for software setup, errors, and daily tool work.

Nginx Configuration Test Failed: Fix Server Block Errors

When you run nginx -t and see "test failed" with a server block error, it us...

Fix Nginx Redirect Loop Caused by Rewrite Rules

Redirect loops in Nginx often appear as endless redirects between two URLs or as a browser error ...

Fix pnpm ERR! Cannot Find Module – Practical Steps

How to Fix Cloudflare Error 521: Origin Server Unreachable

If you see Cloudflare error 521, your origin server is not responding to Cloudflare's request...

Fix node-sass Build Failed: node-gyp Rebuild Error

If you see node-sass build failed with node-gyp rebuild in your termina...

Fixing Nginx Permission Denied on Mounted Drive

When you mount an external drive and point Nginx to serve files from it, you may get a 403 Forbid...