HELP IT FREEZE ON WINDOWS 7 Home Premium (DRIVER PROBLEM?!??!)

Facundo Capece's icon

I've been using Max/Msp on Windows 7 Home Premium with an I5 it freezes. the objects don't responding visually, btu you can still tweak some parameters and hear them.
This event approaches (around 15-20 minute)
Also I can never saved the configuration on me options

PLEASE HELP ME I realy want to use this software