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

Checklist for Troubleshooting Port Already Allocated on Windows

When you see 'port already allocated' or 'address already in use' on Windows, it means another pr...

Fix Windows Activation Service Not Running

If you see an error saying the Windows Activation service is not running, your system may not be ...

How to Fix Chrome 404 Not Found Error When Loading a Page

You’re browsing in Chrome, and instead of a page, you see 404 Not Found. This us...

Command Prompt Dependency Conflict Troubleshooting Checklist

MySQL Connection Refused Authentication Error Checklist

You're trying to connect to a MySQL server and you get one of these: ERROR 2003 (HY000): Ca...