Hm, so it’s not even only viewport related, if it’s also happening with the modules. Could you post a dxdiag for the computer you’re using? If you have one available, would it be possible to try this same project on another computer to see if the same issue occurs? Also, while this might not help, check out this page of Software Conflicts to ensure that there isn’t anything on your computer that is a known conflict, it’s always best to be thorough