4) If 2004 is the only one listed, double-click the Norton icon, go to OPTIONS under Internet, and click the email submenu. Verify the boxes are checked.
OK -- 2004's the only one showing up, but I do also have LiveReg and LiveUpdate 1.90 from Semantec; could they be contributing to this? The boxes for scanning incoming and outgoing mail, plus the ones for enabling worm blocking and alerting when scanning emails are all checked. Are they supposed to be unchecked?
Another question...do you have ZoneAlarm?
(An edit a few days later)
Just so you know, the message reads that the file for the Email protection is either "corrupt or missing," so the aspect can't start up.