Error parsing messages for commands

[stephenmcd]

[irc.freenode.net#mezzanine] chiral: 35. import(name)
[irc.freenode.net#mezzanine] chiral: File "/var/www/site/system/views.py" in
[irc.freenode.net#mezzanine] chiral: 11. from mezzanine.utils.urls import next_url
[irc.freenode.net#mezzanine] chiral:
Traceback (most recent call last):
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/gevent/greenlet.py", line 390, in run
result = self._run(_self.args, *_self.kwargs)
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 1209, in start
self.ircobj.process_forever()
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 253, in process_forever
self.process_once(timeout)
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 238, in process_once
self.process_data(i)
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 206, in process_data
c.process_data()
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 677, in process_data
self._handle_event(Event(command, NickMask(prefix), target, [m]))
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 699, in _handle_event
self.irclibobj._handle_event(self, event)
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 360, in _handle_event
if handler[1](connection, event) == "NO MORE":
File "/home/jupo/mezz_site/src/gnotty/gnotty/bots/base.py", line 63, in _dispatcher
super(BaseBot, self)._dispatcher(connection, event)
File "/home/jupo/mezz_site/src/gnotty/gnotty/client.py", line 56, in _dispatcher
SimpleIRCClient._dispatcher(self, connection, event)
File "/home/jupo/mezz_site/local/lib/python2.7/site-packages/irc/client.py", line 1144, in _dispatcher
getattr(self, m)(c, e)
File "/home/jupo/mezz_site/src/gnotty/gnotty/bots/base.py", line 99, in on_pubmsg
command_name = command_args.pop(0)
IndexError: pop from empty list
<Greenlet at 0x9e1f3ec: <bound method MezzanineBot.start of <demo.bot.MezzanineBot object at 0x9daf66c>>> failed with IndexError