[2012-12-10 10:38:00,076: ERROR/MainProcess] Received unregistered task of type 'generateCompoundImageTask'.
The message has been ignored and discarded.

Did you remember to import the module containing this task?
Or maybe you are using relative imports?
Please see http://bit.ly/gLye1c for more information.

The full contents of the message body was:
{'retries': 0, 'task': 'generateCompoundImageTask', 'eta': None, 'args': ((<CompoundStructures: CompoundStructures object>,), {}), 'expires': None, 'callbacks': None, 'errbacks': None, 'kwargs': {}, 'id': '8a3c0d64-9c28-4646-bf34-7274cb70c2d4', 'utc': True} (3665b)

Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/celery-3.0.11-py2.7.egg/celery/worker/consumer.py", line 432, in on_task_received
    strategies[name](message, body, message.ack_log_error)
KeyError: 'generateCompoundImageTask'