zeromq salt error

2014-01-06 12:03:06,850 [salt.minion                                 ][WARNING ] The minion function caused an exception: Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/salt/minion.py", line 691, in _thread_return
    return_data = func(*args, **kwargs)
  File "/usr/lib/python2.6/site-packages/salt/modules/state.py", line 332, in sls
    st_ = salt.state.HighState(opts, pillar)
  File "/usr/lib/python2.6/site-packages/salt/state.py", line 2408, in __init__
    BaseHighState.__init__(self, opts)
  File "/usr/lib/python2.6/site-packages/salt/state.py", line 1695, in __init__
    self.avail = self.__gather_avail()
  File "/usr/lib/python2.6/site-packages/salt/state.py", line 1704, in __gather_avail
    avail[env] = self.client.list_states(env)
  File "/usr/lib/python2.6/site-packages/salt/fileclient.py", line 275, in list_states
    for path in self.file_list(env):
  File "/usr/lib/python2.6/site-packages/salt/fileclient.py", line 762, in file_list
    return self._crypted_transfer(load)
  File "/usr/lib/python2.6/site-packages/salt/fileclient.py", line 657, in _crypted_transfer
    return _do_transfer()
  File "/usr/lib/python2.6/site-packages/salt/fileclient.py", line 654, in _do_transfer
    timeout)
  File "/usr/lib/python2.6/site-packages/salt/payload.py", line 182, in send
    self.socket.send(pkg)
  File "socket.pyx", line 499, in zmq.core.socket.Socket.send (zmq/core/socket.c:5061)
  File "socket.pyx", line 546, in zmq.core.socket.Socket.send (zmq/core/socket.c:4841)
  File "socket.pyx", line 175, in zmq.core.socket._send_copy (zmq/core/socket.c:2008)
ZMQError: Operation cannot be accomplished in current state