Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you enable BitLocker drive encryption and your computer shows a blank screen after waking from...

If you see a 502 Bad Gateway error when Task Scheduler runs a task that hits a web service or IIS...

When running sudo apt update on Ubuntu, you may see an error like NO_PUBKEY 12...

Fix Windows Terminal Not Asking for Credentials
If Windows Terminal stops prompting for your credentials when you open a new tab or connect to a ...

Fix 'python' Not Recognized in Command Prompt
You type python in Command Prompt and get 'python' is not recognized as an int...

Fix GitHub Actions Cron Schedule Not Running
You set up a scheduled workflow with on: schedule in your GitHub Actions YAML, but t...