[Mailman-Users] Bug in Mailman version 2.1.9

[Fletcher Cocquyt]

We receive this error:

Bug in Mailman version 2.1.9

We're sorry, we hit a bug!

Please inform the webmaster for this site of this problem. Printing of traceback
and other system information has been explicitly inhibited, but the webmaster
can find this information in the Mailman error logs. 

When attempting to login to the admin interface and the logs say:

May 24 17:32:05 2012 admin(20758): @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 
admin(20758): [----- Mailman Version: 2.1.9 -----] 
admin(20758): [----- Traceback ------] 
admin(20758): Traceback (most recent call last):
admin(20758):   File "/usr/lib/mailman/scripts/driver", line 101, in run_main
admin(20758):     main()
admin(20758):   File "/usr/lib/mailman/Mailman/Cgi/admindb.py", line 251, in 
main
admin(20758):     mlist.Save()
admin(20758):   File "/usr/lib/mailman/Mailman/MailList.py", line 565, in Save
admin(20758):     self.CheckHTMLArchiveDir()
admin(20758):   File "/usr/lib/mailman/Mailman/Archiver/Archiver.py", line 241,

in CheckHTMLArchiveDir
admin(20758):     makelink(privdir, pubdir)
admin(20758):   File "/usr/lib/mailman/Mailman/Archiver/Archiver.py", line 49,

in makelink
admin(20758):     os.symlink(old, new)
admin(20758): OSError: [Errno 13] Permission denied
admin(20758): [----- Python Information -----] 
admin(20758): sys.version     =   2.4.3 (#1, Sep  3 2009, 15:37:37) 
[GCC 4.1.2 20080704 (Red Hat 4.1.2-46)] 
admin(20758): sys.executable  =   /usr/bin/python 
admin(20758): sys.prefix      =   /usr 
admin(20758): sys.exec_prefix =   /usr 
admin(20758): sys.path        =   /usr 
admin(20758): sys.platform    =   linux2 
admin(20758): [----- Environment Variables -----] 



and the permissions are

ls -ld /var/lib/mailman/archives/private
drwxrws--x 471 mailman mailman 36864 May 24 17:27 /var/lib/mailman/archives
/private

Help!

thanks