Programming error after connection and contact status displaying

Binary package hint: cohoba

I have this programming error after the contact displaying :

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/cohoba/houston/ui/AccountsListView.py", line 67, in get_account_icon
    if account.profile != None:
  File "/var/lib/python-support/python2.5/dbus/_dbus.py", line 617, in _signal_func
    if match.maybe_handle_message(message):
  File "/var/lib/python-support/python2.5/dbus/_dbus.py", line 210, in maybe_handle_message
    self._handler(*args, **kwargs)
  File "/usr/lib/python2.5/site-packages/cohoba/common/Utils.py", line 222, in _handler
    self._ref(*args, **kwargs)
  File "/usr/lib/python2.5/site-packages/cohoba/houston/ChannelHandler.py", line 48, in <lambda>
    NewChannel_conn = SignalConnection(conn_iface, 'NewChannel', lambda *channel: self.handle_channel(conn_service, conn_obj, *channel))
  File "/usr/lib/python2.5/site-packages/cohoba/houston/ChannelHandler.py", line 86, in handle_channel
    chandler_iface.HandleChannel(conn_service, conn_obj, chan_type, chan_obj, handle_type, handle)
  File "/var/lib/python-support/python2.5/dbus/proxies.py", line 169, in __call__
    reply_message = self._connection.send_message_with_reply_and_block(message, timeout)
DBusException: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.