Checklists for software errors, setup, and tool workflows.

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix VS Code Breakpoint Condition Not Working

You set a conditional breakpoint in VS Code, but execution either stops every time or never stops...

How to Fix Nginx Configuration Test Failed Error

When you run nginx -t and see "test failed", it means nginx found a problem ...

Windows 11 Update Stuck at 0%: Manual Download Fix

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...

Fix Chrome Sync Not Working with Family Link

If Chrome sync stops working on a child's device managed by Google Family Link, it's usua...

How to Fix Git Clone Timeout with SSH Key

You run git clone [email protected]:user/repo.git and wait. After a while, you get a ti...