See
http://service1.symantec.com/SUPPORT...&svy= &csm=no
"Message: 'Norton AntiVirus 2005 does not support the repair feature.
Please uninstall and reinstall.'".

CockRoach wrote:

every time i open up a file for the first time in excel it starts the norton
anti-virus (as expected) then comes up with a message norton anti-virus does
not support re-intalling please uninstall and then re-install anti-virus
program!