This is the Postfix program at host common-lisp.net.
I'm sorry to have to inform you that your message could not be be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to <postmaster>
If you do so, please include this problem report. You can delete your own text from the attached returned message.
The Postfix program
gsll-ticket@common-lisp.net: Command died with status 1: "/usr/lib/mailman/mail/mailman post GSLL-ticket". Command output: post script, list not found: GSLL-ticket