Bug in Mailman version 2.1.5

[Petunenko Dm]

Bug in Mailman version 2.1.5

We're sorry, we hit a bug!

If you would like to help us identify the problem, please email a copy of this page to the webmaster 
for this site with a description of what happened. Thanks!
Traceback:

Traceback (most recent call last):
   File "/usr/local/mailman/scripts/driver", line 87, in run_main
     main()
   File "/usr/local/mailman/Mailman/Cgi/confirm.py", line 114, in main
     subscription_cancel(mlist, doc, cookie)
   File "/usr/local/mailman/Mailman/Cgi/confirm.py", line 312, in subscription_cancel
     userdesc = mlist.pend_confirm(cookie)[1]
   File "/usr/local/mailman/Mailman/Pending.py", line 141, in pend_confirm
     assert self.Locked()
AssertionError



Python information:

Variable	Value
sys.version	2.4.2 (#2, Mar 12 2006, 05:29:30) [GCC 3.4.4 [FreeBSD] 20050518]
sys.executable	/usr/local/bin/python
sys.prefix	/usr/local
sys.exec_prefix	/usr/local
sys.path	/usr/local
sys.platform	freebsd6

Environment variables:

Variable	Value
HTTP_REFERER 
http://lists.freebsd.org/mailman/confirm/freebsd-stable/3dede1fbc05c602b28dbd74c39a39d45f2bfe4e4
SERVER_SOFTWARE 	Apache/1.3.x Sausalito (Unix)
SCRIPT_NAME 	/mailman/confirm
SERVER_SIGNATURE 	
REQUEST_METHOD 	POST
PATH_INFO 	/freebsd-stable
SERVER_PROTOCOL 	HTTP/1.1
QUERY_STRING 	
CONTENT_LENGTH 	123
HTTP_ACCEPT_CHARSET 	ISO-8859-1,utf-8;q=0.7,*;q=0.7
HTTP_USER_AGENT 	Mozilla/5.0 (X11; U; FreeBSD i386; ru-RU; rv:1.9.1.5) Gecko/20091208 Firefox/3.5.5
SERVER_NAME 	hub.freebsd.org
REMOTE_PORT 	15451
PATH_TRANSLATED 	/usr/local/www/data/freebsd-stable
SERVER_PORT 	80
SERVER_ADDR 	69.147.83.54
DOCUMENT_ROOT 	/usr/local/www/data
PYTHONPATH 	/usr/local/mailman
SCRIPT_FILENAME 	/g/mailman/cgi-bin/confirm
SERVER_ADMIN 	www at freebsd.org
SCRIPT_URI 	http://hub.freebsd.org/mailman/confirm/freebsd-stable
HTTP_HOST 	lists.freebsd.org
SCRIPT_URL 	/mailman/confirm/freebsd-stable
HTTP_X_VARNISH 	57154529
REQUEST_URI 	/mailman/confirm/freebsd-stable
HTTP_ACCEPT 	text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
GATEWAY_INTERFACE 	CGI/1.1
HTTP_X_FORWARDED_FOR 	213.85.253.77
REMOTE_ADDR 	69.147.83.38
HTTP_ACCEPT_LANGUAGE 	ru-RU,ru;q=0.8,en-us;q=0.5,en;q=0.3
CONTENT_TYPE 	application/x-www-form-urlencoded
HTTP_ACCEPT_ENCODING 	gzip,deflate
UNIQUE_ID 	S9CbbEWTUzYAAIYuoOA
-- 
Best regards,
Petunenko Dmitry.