RBJ 4.0.5 BUG

https://youtu.be/4_fXL9VY3SE Software 4.0.5  Bug malfunction when going to full screen shows the software gets stuck with a black screen  and only half of the screen is visible , I roll back to 4.0.4 that was fine before i updete to 4.0.5 and it's happend again to the full view stuck in preformance & export mode

help !