Afterwards, verify and correct (if necessary) the Outgoing
mail server port number; it should be port 25. You can
check this by going to Tools, Accounts, select the account,
Properties, Advanced.
If Windows Mail still can't send, you may have to recreate
that account from scratch, then delete the old account.

Once your email is working again, download and install a
compatible antivirus, such as the free version of Avast:
http://www.avast.com/eng/download-avast-home.html

Gary VanderMolen


"Botany Bay" <BotanyBay@discussions.microsoft.com> wrote in message news:6271EA92-15D5-43DC-94F7-1398F52C883D@microsoft.com...
> Thanks very much. Will I need to do anything else, system restore, or fiddle
> with Windows Mail settings, after uninstalling the antivirus?
>
> "Gary VanderMolen" wrote:
>
>> The Port: 0 error is a dead give-away of damage from an invasive
>> antivirus program. Disabling McAfee is not sufficient. You must
>> completely uninstall it.
>>
>> Gary VanderMolen
>>
>>
>> "Botany Bay" <BotanyBay@discussions.microsoft.com> wrote in message news:64CF1ADA-436C-4FA9-9386-AAF7A3574F3D@microsoft.com...
>> > Can no longer send email. worked find for 3 months. Receive this error
>> > message: An unknown error has occurred. Protocol: SMTP, Port: 0, Secure(SSL):
>> > No, Error Number: 0x800C013E. What's odd is that it shows Port: 0. Outgoing
>> > mail should be Port: 25.
>> > I Have disabled email scanning and firewall in McAfee.
>> > did a System Restore to 3 weeks earlier did not correct problem.