2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@658: Client environment:zookeeper.version=zookeeper C client 3.3.5
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@662: Client environment:host.name=ip-10-160-140-175
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@669: Client environment:os.name=Linux
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@670: Client environment:os.arch=3.2.0-2-virtual
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@671: Client environment:os.version=#5-Ubuntu SMP Mon Nov 28 19:44:26 UTC 2011
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@679: Client environment:user.name=(null)
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@687: Client environment:user.home=/root
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@log_env@699: Client environment:user.dir=/
2012-07-18 20:33:58,155:7505(0x7f569a81b700):ZOO_INFO@zookeeper_init@727: Initiating client connection, host=localhost:2181 sessionTimeout=10000 watcher=0x7f56979946b0 sessionId=0 sessionPasswd=<null> context=0x2a771d0 flags=0
2012-07-18 20:33:58,157:7505(0x7f56962e5700):ZOO_INFO@check_events@1585: initiated connection to server [127.0.0.1:2181]
2012-07-18 20:33:58,166:7505(0x7f56962e5700):ZOO_INFO@check_events@1632: session establishment complete on server [127.0.0.1:2181], sessionId=0x1389bbce51c000c, negotiated timeout=10000
2012-07-18 20:33:58,168: twisted@ERROR: Unhandled error in Deferred:
2012-07-18 20:33:58,169: twisted@ERROR: Unhandled Error
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 391, in errback
    self._startRunCallbacks(fail)
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 458, in _startRunCallbacks
    self._runCallbacks()
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 545, in _runCallbacks
    current.result = callback(current.result, *args, **kw)
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1095, in gotResult
    _inlineCallbacks(r, g, deferred)
--- <exception caught here> ---
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1037, in _inlineCallbacks
    result = result.throwExceptionIntoGenerator(g)
  File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line 382, in throwExceptionIntoGenerator
    return g.throw(self.type, self.value, self.tb)
  File "/usr/lib/python2.7/dist-packages/juju/agents/base.py", line 237, in startService
    yield self.start()
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1037, in _inlineCallbacks
    result = result.throwExceptionIntoGenerator(g)
  File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line 382, in throwExceptionIntoGenerator
    return g.throw(self.type, self.value, self.tb)
  File "/usr/lib/python2.7/dist-packages/juju/agents/machine.py", line 63, in start
    self.get_machine_id())
  File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1039, in _inlineCallbacks
    result = g.send(result)
  File "/usr/lib/python2.7/dist-packages/juju/state/machine.py", line 84, in get_machine_state
    raise MachineStateNotFound(machine_id)
juju.state.errors.MachineStateNotFound: Machine 0 was not found