problem opening wpf project

[zanabonir]

Dear Forum

i buy the VS 2008 update professional from VS 2005 professional
I want use WPF, but, when i try to open a new project doing FILE-->NEW PROJECT-->VISUAL BASIC--->WINDOWS -->WPF APPLICATION, after some second a error message saing --A ERROR HAS BEEN OCCURR...I NEED TO RESTART VS2008

What can be ? I update my windows XP whit last servece pack

Thanks

Roberto