Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Latest checklists

You open the integrated terminal in Visual Studio Code using Ctrl+` (or Cmd+`<...

Git index.lock File Exists Even After Deleting: Fixes
You delete the .git/index.lock file, but Git still says it exists. This can happen d...

How to Fix Nginx Configuration Test Failed Error
When you run nginx -t and see "test failed", it means nginx found a problem ...

Fix Edge Sync Stuck on Sign-In Loop
You open Microsoft Edge, try to sign in to sync your data, and it keeps looping back to the sign-...

Fix npm install Permission Denied in Home Directory
If you see EACCES: permission denied or similar errors when running npm instal...

Bluetooth Hardware Not Found on Windows 11: Fixes
You open Bluetooth settings in Windows 11 and see 'Bluetooth hardware not found' – no swi...