Who can help me with windows 7 installation? -

hi there i have i mac g5 24 inch i have vista ultimate installed on it its running perfect updated bootcamp and vista has the latest update when i tried to upgrade it to windows 7 it gave this mgs(Upgrade is unable to continue... An error prevented a required compliance check from completing. Cancel the installation and try upgrading again.) that was it i didn t say naything else just a close buttom can anyone help pls thx

Sorry, but if you are asking this, you should really not be beta testing Windows 7