Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...

You run git pull or git merge and get:

fatal: refusing to...

Fix Windows Update Error 0x80070002 Using DISM
If you see Windows Update error 0x80070002, it usually means the update system can't find a n...

Fix Docker Container 'No Space Left on Device' Error
You try to write a file inside a running Docker container and get no space left on device

Fix 'package.json Not Found' After Cloning a Repository
Symptom
You clone a repository from GitHub (or another remote), change into the directory...

Fix VS Code Permission Denied on Network Drive
You open a folder on a network drive in VS Code, and when you try to save a file or run a task, y...