Start here:
http://support.microsoft.com/?kbid=884675
Are you sure you want to install SP-1 since SP-2 has been out for many
months?
In any case, follow the Service Pack Installation Checklist:
http://www3.telus.net/dandemar/spackins.htm
With obvious differences if you still want to install SP-1.
--
Jupiter Jones [MVP]
http://www3.telus.net/dandemar/
"Skybuck Flying" <> wrote in message
news:curlis$m6m$...
> Hi,
>
> I still get this error message while trying to install Service Pack 1 for
> Windows XP Pro:
>
> "The file c:\windows\system32\drivers\atapi.sys is open or in use by
> another
> application."
>
> "Close all other applications and then click Retry"
>
> 1. First I thought the problem was with Nero burning software which I just
> used... so I rebooted... problem remained.
>
> 2. Then I thought daemon tools was causing the problem... I disabled that
> and rebooted but the problem remains !
>
> ****
>
> Currently I am out of ideas except for deinstalling daemon tools but I
> think
> that's a bit drastic step !!!!!
>
> So first I am going to google to see if anybody else has this problem.
>
> (The cd rom drive is a plextor drive... I dont know if that has anything
> to
> do with it)
>
> Bye,
> Skybuck.