Hi Tom,
Have you checked the system BIOS to see if there is an antivirus detection
scheme enabled? If it is, Vista setup will not be able to write to the boot
sector and alter the mbr code.
--
Best of Luck,
Rick Rogers, aka "Nutcase" - Microsoft MVP
http://mvp.support.microsoft.com/
Windows help -
www.rickrogers.org
"Tom Solar" <TomSolar@discussions.microsoft.com> wrote in message
news:CCE8D212-24F5-467F-B026-5EE9E66AC667@microsoft.com...
> Hi,
>
> I'm trying to uprade from Windows XP Professional SP2 to Windows Vista
> Business on a Toshiba laptop. I get the following error:
>
> ###
> Windows could not update the computer's boot configuration. Installation
> cannot proceed.
> ###
>
> I do not want to do a clean install.
>
> Can anyone help?
>
> Thanks,
>
> Tom