[rt-devel] RT 4.4.1 is not sending mail

[Alex Vandiver]

On Tue, 7 Mar 2017 10:47:57 -0700 (MST)
leandrobh90 <leandro-assis at ufmg.br> wrote:

> I'm trying to migrate RT 4.0.0 to 4.4.1. The installation, database migration
> and LDAP auth is going ok, but 4.4.1 is not sending mail. I've enabled
> outgoing email on tools/preferences and the aliases are already configured
> as the old instance. It's not even registering the attempt to send mail on
> the ticket. Does anyone have an idea? I'm using Centos 6.8.
> That's my first RT installation/migration, so it can be a simple problem,
> but i'm having many difficulties to see a solution. Thanks in advance.
> 
> The mail configuration in RT_SiteConfig.pm:
> Set($MailCommand, "smtp");

RT 4.2 removed the "smtp" delivery option because it could cause
outgoing mail to be dropped. See
https://docs.bestpractical.com/rt/4.4.1/UPGRADING-4.2.html#UPGRADING-FROM-RT-4.0.0-and-greater

 - Alex