You need to reset your smpt server setting for your account using the advanced button. Look at bug 108912 for more information:
http://bugzilla.mozilla.org/show_bug.cgi?id=108912 Jean-Francois Raivo Hool wrote: > I use Mozilla as my primary browser and mail client, and so does my GF. > With 07.11 nightly build I found that my GF's user profile lost the > ability to connect to SMTP server. Nothing at all is done, trying to > send the message instantly pops up the message in the vein of "could not > connect to the SMTP server". netstat shows that no connection has been > attempted. My own profile hasn't been affected in any way. I've dug in > prefs.js, but found nothing of interest. > > Any clues? > > Raivo >
