Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you see fatal: unable to access '...': SSL certificate problem: unable to get ...

Fix Git Authentication Failed in VS Code on Mac
If you see "Git authentication failed" when pushing or pulling in VS Code on a Mac, the p...

How to Fix pnpm Install Stuck at Resolving Dependencies
When pnpm install hangs on "Resolving dependencies", the process may appear stuck for min...

Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome Safe Mode
When you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome while running in Safe Mod...

Rebuild Windows Search Index Without Losing Data
If Windows Search stops returning results or behaves slowly, rebuilding the index often fixes it....

Checklist for Troubleshooting Nginx Permission Denied Errors
Understanding the Problem
When Nginx returns a 403 Forbidden or logs an error like ...