Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You're running the Windows 11 Installation Assistant, it reaches 99%, and then sits there. No...

You run npm run build and it fails with errors like SyntaxError: Unexpected to...

VSCode IntelliSense Not Working for React: Fixes
You open a React component in VSCode, start typing a prop or a hook, and get no suggestions. Inte...

Fix Python Dependency Conflict Error Code 1
When installing Python packages with pip, you might see an error ending with exit code 1

Fix Nginx Upstream Connection Refused Socket Error
When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix Docker Volume Permission Denied chown Errors
You mount a volume into a container, run a command that changes file ownership (e.g., chown...