Can't install vray on su6

[Arquimenez]

I recently bought a hp notebook, i7,6gb ram, 1tb hard disk and ati card, it has windows 7, i use su6, so i tried to install vray on it but iit doesn't work...the message is:
Error Loading File VRayForSketchup.rb
998: Se realizó un acceso no válido a la ubicación de memoria. - C:/Program Files (x86)/Google/Google SketchUp 6/Plugins/VRayForSketchUp/VRayForSketchUp.so
does anybody know why is this... i have the older version of vray