Multiple "Email Error" Pop-Ups
Multiple error pop-up windows occur in rapid fire sequesnce, the Norton error messages are:
- 554 delivery error
- 550-5.7.1 The IP you're using to send mail is not authorized to....
- 451 Message temporarily deferred
- 550-5.7.1 Our system has detected an unusual rate of.....
I am getting blasted with each of these errors. I suspect something is trying to use my PC to route emails and Norton is catching them, however I think my PC must be infected and Norton Antivirus 2011 is not cleaning it. I'm running XP Pro with up to date Service Pack 3. Live Update is active and is updating very frequently. Any ideas for help?