Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open Windows Terminal, it starts, then immediately closes or restarts in a loop. This often h...

You install a project, run npm install, and get a cryptic error about an incompatibl...

If you're seeing 'permission denied' when trying to upload, download, or edit files via WinSCP, i...

You try to sign in to Chrome or start syncing, but you get error code 0x80040201. Bookmarks, pass...

You've written your Python script, hit run, and got ModuleNotFoundError: No module named 'x...

Fix 'ffmpeg command not found' in PHP exec()
When you call exec('ffmpeg ...') in PHP and get ffmpeg command not found