You may have to use the telephone activation method.
--
Jane, not plain

64 bit enabled :-)
Batteries not included. Braincell on vacation ;-)
"mr_symes" <mr_symes@discussions.microsoft.com> wrote in message
news:3D5381F9-4E85-4B9D-A482-720DBFA611C7@microsoft.com...
>I just reinstalled Windows Vista Business on the same computer but with a
>new
> and different hard drive. Now when I try to activate the windows actiation
> it
> says that my product key is in use already.
> So what do I do next?