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

Fix Gradle Build: Could Not Find or Load Main Class

When a Gradle build fails with Could not find or load main class, it usually means t...

Fix Windows Defender Path Not Found in Windows 11

If you see "Windows Defender path not found" when trying to open Windows Security or run a scan, ...

Fix 'Permission Denied' in VS Code Terminal on Ubuntu WSL

If you see 'permission denied' when running commands in the VS Code integrated terminal on Ubuntu...

WireGuard Handshake Not Completing: Firewall Fixes

You set up WireGuard, but the handshake never completes. Both peers show no handshake time, and y...

Fix 'Permission Denied' When Opening System32 in Command Prompt

How to Fix Microsoft Store 'Module Not Found' Error

If you see a 'module not found' error when opening Microsoft Store or launching an app, it usuall...