cannot validate product key - invalid key???

[Guest]

Hi,

I am trying to install vista using dvd beta2 on compaq tablet pc tc1000 i
get following error.

"cannot validate product key" ,
how do i get a new key?

Thanks,
--Vasu

 

[Guest]

Try clicking on enter new key and then retype the key that came with your
order. You are really not changing to a new key but doing this worked for me
and Windows activated.