Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You install a Chrome extension, configure it carefully, and then—nothing. The extension icon is g...

If you open Windows Security and see the real-time protection toggle greyed out, you can't tu...

You open the integrated terminal in VS Code, but instead of a prompt, you get a blank or black sc...

When running docker-compose up, you may see an error like Error: Port 8080 is ...

Fix Git 'index.lock' File Exists Error in IntelliJ
If you see an error like fatal: Unable to create 'project/.git/index.lock': File ex...

Docker Container Exits Immediately in Foreground Mode: Fixes
You run a Docker container with docker run -it myimage and it exits immediately. The...