I have a bought a new computer under Windows 7 Professional.  The first message had not problem sending. After which all email for sending automatically jumps to Outbox storage. Then when I open the storage box, click to open and trying sending the email error message occurs.

The server does not support a SSL connection

Server Error:250

Server Response: 250 HELP

Server 'mail.singnet.com.sg'

Windows Live Mail error ID :Ox800CCC7D

Protocol: SMTP

Port: 25

Secure (SSL): Yes