I have a problems with screens. When I do somthing on one of them, they freez and do nothing but other three are doing what they are ment to do. But sometimes one of this three do that thing that fourth screen (that one that i am doing something one it) is ment to do (but in that time fourth screen is frozen)
Hi Leon- my guess is you have an AMD/ATI video card and the driver needs an update - see http://wiki.mcneel.com/rhino/5/video/troubleshooting/failure
Does that help?
-Pascal
Yes. Thank you. I will try it now