Anyone have any idea about this message
Your message did not reach some or all of the intended recipients.
Sent: 25/06/2011 01:15
The following recipient(s) cannot be reached:
"503 Valid RCPT command must precede DATA"
Every time I send an email it I get this and the mail is not delivered, however if I forward the original mail to the same person it gets sent.
Any ideas Guys ????