I did Google and found the thread in the support forum. Seems it's an Apple server issue. The account is a .Mac account. I was able to send my initial post via the web access, but it's possible it had cleared up by then, because I was able to send a couple of minutes later with my mail app. Sent from my iPhone. On Mar 31, 2009, at 10:27 AM, Linda <xpressobean at mac.com> wrote: > On 3/30/09 6:13 PM, Richard H Stoddard wrote: > >> "SMTP Protocol Error: 554 5.7.1 Service Unavailable for sergio52 at mac.com >> - >> Please disinfect your computer. [slot 2]" >> >> I have no idea who this sergio52 at mac.com is. Using Mail.app, I just >> get the >> message that it was unable to connect to the smtp server. >> >> I did a virus scan over the weekend, so would be surprised if in >> fact my >> system is infected. Has anyone seen such an error message or have >> any idea >> what's happening? > > I've seen Sergio before, several years ago, in relation to my .Mac > account. > > Google for that phrase (sergio52 at mac.com) and look in the Apple > Support > forums. I don't remember the answer -- it was at least two years > ago, if not > longer -- but I know I found the explanation/answer either on Google > or in > the Support Forums. > > I was using Entourage, so it's not limited to a message only from > Mail -- is > the account you're trying to use to send a .Mac account? > > ~Linda > > > _______________________________________________ > X4U mailing list > X4U at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/x4u > > Seven Cent Deals - Great legacy stuff Great Legacy Price > http://www.drbott.com/prod/db.lasso?cat=Seven+Cent+Deal