I have installed Mailman 2.1.8 on a box running postfix and cyrus email working. But, emails to mailman aliases are all bouncing back with data format error..: Mailbox does not exist.
For example, even the subscription request bounces back a follows. Any suggestions or help would be greatly appreciated.
Reporting-MTA: dns; nextgenfoundation.org
Arrival-Date: Wed, 31 May 2006 10:13:39 -0400 (EDT)
Final-Recipient: rfc822; us-volunteers-request at nextgenfoundation.org
Diagnostic-Code: X-Postfix; data format error. Command output:
us-volunteers-request: Mailbox does not exist