Bug Report main screen blacks out when switching to multiview full screen with dual monitors

[SteveM]

hi i updated to 25.0.6 now when i switch to multiview full screen my main screen goes black, only displaying on screen2 the multiview, and program and preview are in the wrong place, i have uploaded log file will include here as well, i have a .mov showing what happens but the attach files will not not me select it