Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You run git stash and see: fatal: Unable to create 'path/.git/index.lock&#...

Fix Nginx Upstream Connection Refused in Docker
You have Nginx running, either on the host or in a container, proxying to another Docker containe...

Fix npm run build Failures After npm install
After running npm install, you may find that npm run build fails with c...

Chrome Extensions Not Loading? 7 Fixes to Try
You open Chrome and notice your extensions are missing from the toolbar, or they show up but don&...

Fix Python Venv Not Activating in PowerShell
You open PowerShell, navigate to your project, and run venv\Scripts\activate but not...

Fix npm run build Failure Due to Node Version Mismatch
You run npm run build and it fails with errors like SyntaxError: Unexpected to...