http://support.microsoft.com/kb/956702
Above is the results for your errror number.
Scroll down that page for way to fix Vista
--
Mad Mike
"skite" wrote:
> "the version of windows you have installed does not match the update you are
> trying to install"
>
> that's the error. 800B0100 is the error code. Can't find anything on the
> error searching Help & Support. Is there any generic Windows update fix,
> deleting files or something that I can do?
>
> "skite" wrote:
>
> > This update won't install on Vista for me, I get an error telling me that
> > this update is for a different version of Windows. I tried shutting down my
> > anti-virus/firewall and get the same error. This is on Vista Home Premium 32
> > bit just recently installed. How can I fix this? thanks