See Windows Installer FAQ:
http://www.microsoft.com/windows2000...t/msi_faq.mspx

Under "Troubleshooting" section, see:

" Q.Every time I launch my application, Windows Installer performs an
installation. How can I determine the cause of the on-demand installation?
"

-and-

Description of the Windows Installer CleanUp Utility:
http://support.microsoft.com/?kbid=290301

--
Ramesh, Microsoft MVP
Windows XP Shell/User

Windows XP Troubleshooting
http://www.winhelponline.com


"Avalanche" <bradleesnowScratchThis@yahoo.com> wrote in message
news:0rscm11eiob3neqaqbe3l2rrd8rat94bak@4ax.com...
> Dell 4550, Win XP Home. It came with MS Word 2002.
>
> Worked fine til few weeks ago. Now, when I log in, desktop appears,
> and I get small window-
>
> Windows Installer
> Preparing to install MS Word 2002.
>
> Then:
>
> Please wait while Windows configures MS Word 2002.
>
> Then it asks for the Word disk.
>
> If I close or cancel the little windows, everythging is normal. But
> Word 2002 is already installed and working. So why all of a sudden did
> it start trying to install it on startup?
>
> Brad