a.. Pop before SMTP -- Run a check for new messages (F9 key in Outlook)
before sending your message and restart and rerun your spam filter
application if you're using one.

a.. If the problem still persists check "my server requires authentication"
to authenticate automatically.


"scott m" scott wrote in message
news
I just downloaded a trial version of outlook 2007. I am receiving my
messages
fine but when I attempt to reply I get the following message:

Your message did not reach some or all of the intended recipients.

Subject: test
Sent: 11/26/2009 9:27 PM

The following recipient(s) cannot be reached:
'Mijares' on 11/26/2009 9:27 PM
503 Valid RCPT command must precede DATA

Can anyone help?