I got this error and I have no adaware scanner, no antivirus software etc.. I was running vlite from e:\ and my vista files where located in d:\ and temp folder = e:\ then tried to run vlite from c:\, didn't work and temp folder c and didn't work now trying to run both vlite, temp folder and installation folder from c and see what happens. also tried logging in as admin instead of using runas-command nut it didnt do any good either