This error will appear if the designer is trying to connect to an old IP address, but can no longer find the administrator IP:
To solve this issue:
- Open the "Graffix Pro Studio 3.0 Activator" application (can be found by clicking the Windows button on the desktop and typing "Graffix" into the search bar).
- Click on the "Update Options" button.
- Close and restart GPS.
Note: It may take a minute to load after doing these steps.