Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Latest checklists

You're running a Python script that reads a file, and it crashes with MemoryError

Fix Node Version Incompatibility When Installing Packages
You try to install an npm package and get an error like Unsupported engine or ...

Fix Windows 11 Setup Stuck at 99%
You're installing Windows 11 and the progress bar hangs at 99% for a long time. This is a kno...

Fix VSCode Git Authentication Failed: Permission Denied
If you see 'Git authentication failed' or 'permission denied' when pushing or pul...

Fix pip Error: Externally Managed Environment
If you're on a modern Linux distribution (like Debian 12, Ubuntu 23.04+, Fedora, or Arch) and...

Fix ENOENT Error: package.json Not Found in React App
When running npm start or npm install in a React app, you may see an er...