Bug in Mailman version 2.1.1

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 "/var/lib/mailman/scripts/driver", line 87, in run_main
    main()
  File "/usr/lib/mailman/Mailman/Cgi/listinfo.py", line 51, in main
    listinfo_overview(_('No such list %(safelistname)s'))
  File "/usr/lib/mailman/Mailman/Cgi/listinfo.py", line 87, in listinfo_overview
    mlist = MailList.MailList(name, lock=0)
  File "/usr/lib/mailman/Mailman/MailList.py", line 101, in __init__
    self.Load()
  File "/usr/lib/mailman/Mailman/MailList.py", line 573, in Load
    dict, e = self.__load(file)
  File "/usr/lib/mailman/Mailman/MailList.py", line 546, in __load
    dict = loadfunc(fp)
UnpicklingError: invalid load key, ''.



Python information:

VariableValue
sys.version 2.1.3 (#1, Sep 7 2002, 15:29:56) [GCC 2.95.4 20011002 (Debian prerelease)]
sys.executable /usr/bin/python
sys.prefix /usr
sys.exec_prefix /usr
sys.path /usr
sys.platform linux2


Environment variables:

VariableValue
DOCUMENT_ROOT /var/alternc/bureau
SERVER_ADDR 80.67.174.65
HTTP_ACCEPT_ENCODING gzip
SERVER_PORT 80
PATH_TRANSLATED /var/alternc/dns/r/rezo.radiophare.net/la-retaise
REMOTE_ADDR 38.107.191.99
SERVER_SOFTWARE Apache
UNIQUE_ID S5isG1BDrkEAAELqbRo
HTTP_ACCEPT_LANGUAGE en-us,en;q=0.5
GATEWAY_INTERFACE CGI/1.1
HTTP_X_CC_ID ccc01-02
HTTP_CONNECTION close
HTTP_USER_AGENT CCBot/1.0 (+http://www.commoncrawl.org/bot.html)
HTTP_ACCEPT_CHARSET ISO-8859-1,utf-8;q=0.7,*;q=0.7
HTTP_ACCEPT text/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5
REQUEST_URI /cgi-bin/mailman/listinfo/la-retaise
HTTP_CACHE_CONTROL no-cache
QUERY_STRING
SERVER_PROTOCOL HTTP/1.1
PATH_INFO /la-retaise
HTTP_HOST rezo.radiophare.net
REQUEST_METHOD GET
SERVER_SIGNATURE
SCRIPT_NAME /cgi-bin/mailman/listinfo
SERVER_ADMIN root@domain35.altern.com
SCRIPT_FILENAME /var/alternc/cgi-bin/mailman/listinfo
PYTHONPATH /var/lib/mailman
HTTP_PRAGMA no-cache
SERVER_NAME rezo.radiophare.net
REMOTE_PORT 43096