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

Fix OBS Virtual Camera Not Detected by Zoom

You've set up OBS Studio with the Virtual Camera plugin, but Zoom shows nothing in the camera dro...

Fix systemd Service Failure: Missing Dependency Error

When a systemd service fails to start with a 'missing dependency' error, it usually means the ser...

Nginx 502 Bad Gateway: PHP-FPM Fix Guide

Seeing a 502 Bad Gateway error from Nginx usually means it can't reach PHP-FPM. This is common af...

Fix Windows Defender 502 Bad Gateway Error: Configuration Guide

If you're seeing a '502 Bad Gateway' error when opening Windows Defender, it usually means a netw...

Fix Microsoft Teams 'Module Not Found' Error

You open Microsoft Teams and see an error: Module not found. This typically mean...

How to Fix Microsoft Teams 'Command Not Found' Error