Checklists for software errors, setup, and tool workflows.

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Latest checklists

When you run npm install -g or even a local install, you might see EACCES: per...

How to Fix npm ERR! enoent ENOENT: package.json Not Found
If you see npm ERR! enoent ENOENT: no such file or directory, open '.../package.json...

Fix Cloudflare Error 521 After a Server Update
If you see Cloudflare error 521 after updating your server, the origin web server is refusing the...

Fix VS Code Git Authentication Failed Keychain Error
If you see "Git authentication failed" in VS Code on macOS, the problem is often the macO...

Prevent Git Index Lock File Creation: Practical Fixes
If you see fatal: Unable to create 'path/to/.git/index.lock': File exists., ...

Fix 'Git Remote Origin Already Exists' on Bitbucket
When you try to add a Bitbucket remote to a local Git repository and see fatal: remote orig...