How do I debug this (mailman)?

[Daniel Shahaf]

Shachar Shemesh wrote on Fri, Oct 10, 2014 at 15:38:29 +0300:
> I'm trying to set up mailman on a new host (transferring my VPS to a new
> machine). This is running Debian. Mailman is set up, shows up in the web
> interface. I transferred the mailing list. I'm trying to send myself a
> password reminder, and.... nothing.
> 
> The postfix logs don't show anything at all.
> /var/lib/mailman/qfils/virgin shows something that looks like the
> password reminder
> Nothing appears in my inbox.
> 
> All tips on the internet say to look for the mailer's logs to find out
> what's wrong, but the mailer doesn't show any logs at all.
> 
> Ideas?
> 
> Shachar

Could that be caused by MX records for the list not yet pointing at the
new host?

i.e., perhaps the new mailman instance is not handling the list yet
because MX records don't point at it (the new mailman instance).

HTH

Daniel