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

Stop systemd Service from Restarting in a Loop

If you have a systemd service that keeps restarting repeatedly — sometimes every few seconds — it...

Fixing Composer Memory Limit Errors with Large Dependencies

You run composer install or composer update and see something like:

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix Windows Security Service Failing to Start on Startup

If Windows Security (Windows Defender) fails to start when you boot your PC, you may see a warnin...

Fix Remote Desktop Version Mismatch on Windows 7

When connecting to a remote computer via Remote Desktop, you may see an error like "The remote co...