"Unexpected" termination is almost always caused by interference
from an antivirus program. Which antivirus are you running?
As a minimum, email scanning in the antivirus must be turned off,
although that may not be sufficient to eliminate all bad effects.
In a worst case scenario, your antivirus may need to be uninstalled.
Email scanning in any antivirus must be disabled, for reasons
If no improvement after disabling email scanning, consider upgrading
to Windows Live Mail, because it is less prone to suffering bad effects
from overly intrusive antivirus programs:
Gary VanderMolen, MS-MVP (Mail)
"brownlensman" <email@example.com> wrote in message news:firstname.lastname@example.org...
> Several months ago SBC Yahoo started requiring that the secure
> connection feature (SSL) in windows mail be used to access their pop3
> and smtp servers. I changed the settings and ports and everything worked
> great...for about 2 months. Then I noticed I could not send emails.
> Receiving was okay but no send. I finally set the ports back to the
> non-SSL settings and that worked both ways for awhile even though Yahoo
> kept warning me I'd get cut off soon. Well, they finally did it. I
> cannot access my mail using Windows mail now either way. Both send and
> receive do not work. After contacting SBC Yahoo, they indicated that it
> was a problem with "Microsoft". I tried to get them to be more specific
> but they said to contact Microsoft and get them to fix it. Rather than
> run up a big bill with big M I checked here and found several others
> with similar problems but I'm not sure it's exactly the same thing. I
> also read a thread that mentioned something about a problem caused by a
> security setting in Windows Live One Care (which I am running also). The
> error message reads:
> Your server has unexpectedly terminated the connection. Possible causes
> for this include server problems, network problems, or a long period of
> inactivity. Account: 'pop.att.yahoo.com', Server: 'pop.att.yahoo.com',
> Protocol: POP3, Port: 995, Secure(SSL): Yes, Error Number: 0x800CCC0F
> Can anyone help me?