[Mailman-Users] How do i remove this error message.

[Shashank]

I keepo getting this error message from the cron daemon.. 

I guessed that there might be  some ownershiop problem with the file
request.db,
but i checked it and couldn't find any such problems.. Here is the o/p of 
ls -al

-rw-r--r--    1 root     mailman         2 Sep 17 12:05 request.db


PLease let me know what should i do.. 
Thanks
Shashank


Traceback (innermost last):

  File "/var/mailman/cron/checkdbs", line 92, in ?
    main()
  File "/var/mailman/cron/checkdbs", line 59, in main
    mlist.Save()
  File "/var/mailman/Mailman/MailList.py", line 860, in Save
    self.SaveRequestsDb()
  File "/var/mailman/Mailman/ListAdmin.py", line 93, in SaveRequestsDb
    self.__closedb()
  File "/var/mailman/Mailman/ListAdmin.py", line 80, in __closedb
    fp = open(self.__filename, 'w')
IOError: [Errno 13] Permission denied: '/var/mailman/lists/all/request.db'