In JLA had this to say:
My reply is at the bottom of your sent message:
Usually that is a spelling error or spam blocking that prevents that as far
as I know. You might want to check with your email service provider and
triple check to ensure that you spelled the email address properly.
--
Galen - MS MVP - Windows (Shell/User & IE)
http://dts-l.org/ http://kgiii.info/
"Chance has put in our way a most singular and whimsical problem, and
its solution is its own reward." - Sherlock Holmes