[rt-users] RT stop sending emails

[Nick Kartsioukas]

On Thu, 26 Mar 2009 13:39:10 -0400, "Swart, Tom" <TSwart at christa.com>
said:
> It is now saying that an email was sent in the history of the ticket and
> the syslog shows that a email was sent, but nothing is received. It
> calls msmtp and returns 74 then it says sent To: tswart at christa.com.

So you are back to using msmtp (previously you said you had changed to
Postfix after trying msmtp)?  Make sure msmtp is configured correctly,
it looks like it needs to have an external SMTP relay defined.  Check
/var/log/mail.log to see if there are any messages there about the
email's fate.