Oct 16 04:03:05 2011 mailmanctl(27117): PID unreadable in: /var/mailman/data/master-qrunner.pid 
Oct 16 04:03:05 2011 mailmanctl(27117): [Errno 2] No such file or directory: '/var/mailman/data/master-qrunner.pid' 
Oct 16 04:03:05 2011 mailmanctl(27117): Is qrunner even running?