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

Fix PowerShell Assembly Cache Not Updating

You’ve updated a .NET assembly in the Global Assembly Cache (GAC) or copied a new DLL into a modu...

How to Fix WinRAR Checksum Error and Configuration Settings

If you see a 'Checksum error' or 'CRC failed' message in WinRAR, the archive is likely damaged or...

How to Fix Windows Update Port Already Allocated Error

When running Windows Update, you might see an error like "Port already allocated" or "The process...

Fix 'Invalid Configuration' Error in Command Prompt on Windows 10

When you open Command Prompt and see an 'invalid configuration' message, it usually means a setti...

Jupyter Kernel Not Starting Python Environment: Fixes

You launch a Jupyter notebook, select your Python environment kernel, and the notebook stays stuc...

Fix NVM Not Found in Git Bash on Windows