title: Failure sending mail. Unable to write data to the transport connection
body: <p>I am using a Gmail SMTP server to send mail from VB.Net. Although it sends some emails fine, for some others it returns the following error:</p>
  
  <blockquote>
    <p>Failure sending mail. Unable to write data to the transport connection System.Net.Sockets.SocketException: An established connection was aborted by the software in your host machine</p>
  </blockquote>