Hi Sean, see if anything here assists:
http://www.michna.com/kb/WxSP2.htm#B...2_installation
Boot or shutdown problems after Service Pack 2 installation
"Sean D" <Sean
> wrote in message
news:1C466379-FCFC-45C5-A0BE-...
> Hello,
>
> I am trying to update to SP2. I have done a virus check, spyware check and
> created a restore point. I have checked the updates page and the only one
> left to do is SP2. After installing it my computer goes through the restart
> proceedure only as far as the black splash screen with the Windows XP pro
> sign and the blue progress bar. After that it breifly flashes a blue screen
> with writing on (too quick to make it out) and then starts the reboot again
> from the begining, giving me the option to start in safe mode etc. I have
> turned off all other programs while installing. Can anyone please help me ?
>
> Thanks in advance.
>