I thank you for your time and your instructions on how to reinstall ZA, but i think that your comment on the frequency of the problem was a little blase.
When true vector shuts down.... so does the firewall.
surely a firewall that switches off for no apparent reason is a bit of a worry to more than me?
i,m off to do the uninstall so thanks again for the advice,
Operating System:Windows XP Home Edition
Product Name:ZoneAlarm Pro