Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you run git remote add origin <url> and get fatal: remote origin al...

Fix pnpm ERR_PNPM_OUTDATED_LOCKFILE Lockfile Error
When running pnpm install or pnpm update, you may see:
ER...

Fix 'npm permission denied' in VS Code Terminal
When you see a 'permission denied' error in the VS Code terminal while running npm comman...

Fix Chrome Certificate Error Invalid Authority on Mac
You're browsing in Chrome on a Mac and suddenly see a warning: Your connection is not...

Fix Git Push Rejected Non Fast Forward Remote Error
You run git push and get: ! [rejected] main -> main (non-fast-forward) erro...

Fix ERR_CONNECTION_RESET Caused by Firewall Blocking Chrome
If you see ERR_CONNECTION_RESET in Chrome, it usually means something interrupte...