From Leo's mailbag:
> From: A Computer User
> Sent: October 11, 2005
> To: Ask Leo!
> Subject: Windows Installer on Startup
>
> Leo,
> Hey Leo,
>
> Recently my computer has been giving me a fit and I can not
> figure out why. I have Windows XP and it has been having a
> problem with the Windows Installer popping up every time I
> try to open any program. It keeps saying "Please wait while
> Windows configures Symantec Antivirus." Do you have an idea
> of why this could be happening?
Generally it's an incomplete install of the product listed.
Best first step is to remove, and/or reinstall the product,
in this case Symantec.
This article also has some pointers:
http://ask-leo.com/why_do_i_get_window_installer_preparing_to_install_each_time_i_boot_windows.html
Thanks for asking,
Leo