Just started using Max2008-64 with VRaySP1 here:
Seems that the VRayFB doesn’t like to stay on top of the Max UI has anyone else encountered this?
Thanks,
--Jon
It’s somewhat of a general problem with 3ds Max; this can happen even with the native 3ds Max frame buffer, material editor etc.
Best regards,
Vlado
Interesting, thanks for the fast reply 
Best regards,
--Jon