That happens to be Microsoft's Malicious Software Removal Tool. Maybe it
found something? It downloads once a month and checks your machine for
malware.
Are you covered by anti-spyware/virus software as it may have found
something and got bogged down.
You can download it separately from this page:
http://support.microsoft.com/?kbid=890830
--
Peter
Toronto, Canada
XP Pro SP2 Fully Updated
P4 HT @ 3.0ghz, 360gb HD, 2.0gb DDR
"bardbabe" <> wrote in message
news:5331CE29-EF7E-4828-A099-...
> When I went to shut down my computer, I received the message not to shut
> down
> because there was an automatic update that needed to be installed. The
> next
> day, 10 hours later, my computer is still "installing update 1 of 1." I
> needed the computer and could not wait indefinitely, so I shut it down and
> restarted it.
>
> What would make the installation take over 10 hours? The update is
> KB890830.