after i installed the update for virtuel pc on win 7 64 bit, it´s not possible to start it. i get a message like, i got a german os, so i translate it like: invalid or wrong product id. too run virtuel pc you need a valid id. run the instaltion again, and type a valid id if you are ask for it. any body has the same problem? when i want to install virtuel pc rc from the homepage from mc, i got a message that the programm ist not the right on for my pc ???