It happens if I try to use the button window after flattening a UV. I'm under the impression you can use the demo as long as you want if you download the new one every 40 days? If you're only ment to ...
After flattening a UV and then clicking on the window with all the buttons I get this cmd window come up saying soemthing about a license. It makes me unable to do anything with UVLayout for a minute ...