Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you see connect() failed (111: Connection refused) or connect() failed (13:...

Fix VS Code 'Permission Denied' When Saving Files
You're editing a file in Visual Studio Code, hit Ctrl+S, and get an error: "Failed to sav...

Fix Git index.lock File Exists Permission Denied Error
You're in the middle of a Git operation and suddenly you see:
fatal: Unable to ...

Fix VSCode IntelliSense Not Working for Node.js
You open a Node.js project in VSCode, start typing process., and get no suggestions....

How to Enable Network Discovery for Shared Folder Access
When you can't see other computers in File Explorer's Network section, or you get an erro...

Checklist for Fixing Windows Search Indexing
If your Windows search is returning no results, taking forever, or missing files, the indexing se...