Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open the Microsoft Store and see an error about an expired token. This usually means your aut...

When PowerShell fails to connect to a proxy server, you might see errors like Unable to con...

Fix nvm not working in CMD or PowerShell on Windows
You installed nvm-windows, but when you open Command Prompt or PowerShell and type nvm

Fix Windows Activation Update Error 0x80070643
If you see error 0x80070643 during a Windows activation update, the update process has been inter...

Fix Maven Dependency Resolution Failed in Eclipse
When you see a red error marker on your Maven project in Eclipse with a message like “Could n...

How to Fix Windows Terminal Crash on Startup
Windows Terminal crashing immediately on startup is a common annoyance. The terminal window may f...