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 &#...

VS Code Git Changes Not Detected After Clone: Fixes

You clone a repository, open it in VS Code, but the Source Control panel shows no changes—even th...

Fix 'npm permission denied' in VS Code Terminal

When you see a 'permission denied' error in the VS Code terminal while running npm comman...

Fix VSCode Breakpoints Not Hit in launch.json

You set a breakpoint in Visual Studio Code, start debugging with a launch.json confi...

Fix NET::ERR_CERT_AUTHORITY_INVALID via Chrome Enterprise Policy

If you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome on a managed device, the is...

How to Fix Windows Update Error 0x80070002

Error 0x80070002 often appears when Windows Update tries to install an update but can't find ...