Checklists for software errors, setup, and tool workflows.

Microsoft Store Update Error Checklist and Fixes

You open Microsoft Store, see an update pending, click Update, and get an error. This happens oft...

OpenVPN Connection Failed: Check Firewall Settings

You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...

Firefox Secure Connection Failed: Step-by-Step Checklist

When Firefox shows 'Secure Connection Failed' (error codes like SEC_ERROR_UNKNOWN_ISSUER or MOZIL...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

FileZilla FTP Not Connecting: Timeout Solutions

If FileZilla shows a timeout error when trying to connect to an FTP server, it usually means the ...

GitLab Runner Not Running Jobs: Troubleshooting Checklist

If your GitLab Runner shows as registered but never runs any jobs, or jobs stay stuck in 'pending...