Getting Mailman Error when creating Virtual Server

Hi

I am getting the following error when creating a Virtual Server, this happened after installing the last updates, no other changes have been made.

Failed to create virtual server : Mailman cannot be enabled unlesss the administration list mailman has been created.This can be done in the Mailman plugin module.

Operating system Debian Linux 4.0
Perl version 5.008008
Path to Perl /usr/bin/perl
Postfix version 2.3.8
Mail injection command /usr/lib/sendmail -t
BIND version 9.3.4
Apache version 2.2.3
PHP version 4, 5
Webalizer version 2.01-10
Logrotate version 3.7.1
MySQL version 5.0.32
ProFTPd version 1.30
SpamAssasssin version 3.1.7-deb
ClamAV version 0.90.1

Regards
Greg

Status: 
Closed (fixed)