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

Fix 'Module Not Found' in Python Virtual Environments

Fix Java JDK Not Recognized in VS Code

You open Visual Studio Code, create a Java file, and notice the language server isn't starting. T...

Microsoft Teams Version Mismatch Configuration Guide

You try to join a meeting or share a file, and Teams shows an error about version mismatch. This ...

GitHub Actions Workflow Stuck Pending: How to Fix

You push a commit expecting a workflow to run, but it sits in a pending state for minutes or hour...

UFW Port Issues: A Practical Troubleshooting Checklist

When a service won't accept connections, UFW is often the first suspect. This checklist walks thr...

Fix Windows Update Error 0x80073712

You see error 0x80073712 when checking for Windows updates. It usually means a system file is mis...