[Mailman] Cron <mailman at lists> /usr/lib/mailman/cron/gate_news

[Cron Daemon]

Traceback (most recent call last):
  File "/usr/lib/mailman/cron/gate_news", line 293, in <module>
    main()
  File "/usr/lib/mailman/cron/gate_news", line 273, in main
    process_lists(lock)
  File "/usr/lib/mailman/cron/gate_news", line 205, in process_lists
    mlist = MailList.MailList(listname, lock=0)
  File "/usr/lib/mailman/Mailman/MailList.py", line 130, in __init__
    self.Load()
  File "/usr/lib/mailman/Mailman/MailList.py", line 644, in Load
    dict, e = self.__load(file)
  File "/usr/lib/mailman/Mailman/MailList.py", line 610, in __load
    fp = open(dbfile)
IOError: [Errno 13] Permission denied: '/var/lib/mailman/lists/engine-devel/config.pck'