Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You're in VS Code, you open the terminal, type python script.py, and get p...

Checklist to Fix npm Permission Denied Errors
If you see "EACCES: permission denied" or "Error: EACCES, mkdir" when running npm...

Taskbar Icons Missing But Taskbar Visible: Fixes
You see the taskbar at the bottom of your screen, but the icons—like the Start button, search bar...

How to Stop Chrome from Crashing at Launch
If Chrome crashes immediately when you try to open it, you're not alone. This usually happens...

Fix 'python command not found' on Windows
You're trying to run a Python script on Windows, but you get an error like 'python&...

Fix Git 'index.lock file exists' Error
If you see fatal: Unable to create 'path/.git/index.lock': File exists. when...