Yes, the Volume License key can be changed:
http://support.microsoft.com/Default.aspx?kbid=328874
This will only work if the new key is also Volume License.
However your IT department should be aware of this and they may need to
resolve this for you.
--
Jupiter Jones [MVP]
http://www3.telus.net/dandemar
http://www.dts-l.org
"Judz" <> wrote in message
news:7B466BC9-06A2-4DEA-B51D-...
> tried to install the SP2 but fails and pops the message saying that the
> key
> we used to install XP was invalid, our license is valid..... are there
> remedies for this other than reinstalling everything.... it possible to
> change the key w/o reinstalling? any suggestions will be highly
> appreciated