Traceback (most recent call last):


 "/usr/src/homeassistant/homeassistant/helpers/storage.py", line 193, in _async_callback_delayed_write

await self._async_handle_write_data()


 "/usr/src/homeassistant/homeassistant/helpers/storage.py", line 205, in _async_handle_write_data

if "data_func" in data:
TypeError: argument of type 'NoneType' is not iterable

Traceback (most recent call last):


 "/usr/local/lib/python2.7/site-packages/celery/worker/worker.py", line 203, in start

self.blueprint.start(self)


 "/usr/local/lib/python2.7/site-packages/celery/bootsteps.py", line 119, in start

step.start(parent)


 "/usr/local/lib/python2.7/site-packages/celery/bootsteps.py", line 370, in start

return self.obj.start()


 "/usr/local/lib/python2.7/site-packages/celery/worker/consumer/consumer.py", line 318, in start

blueprint.start(self)


 "/usr/local/lib/python2.7/site-packages/celery/bootsteps.py", line 119, in start

step.start(parent)


 "/usr/local/lib/python2.7/site-packages/celery/worker/consumer/consumer.py", line 584, in start

c.loop(*c.loop_args())


 "/usr/local/lib/python2.7/site-packages/celery/worker/loops.py", line 88, in asynloop

next(loop)


 "/usr/local/lib/python2.7/site-packages/kombu/async/hub.py", line 345, in create_loop

cb(*cbargs)


 "/usr/local/lib/python2.7/site-packages/kombu/transport/redis.py", line 1038, in on_readable

self.cycle.on_readable(fileno)


 "/usr/local/lib/python2.7/site-packages/kombu/transport/redis.py", line 337, in on_readable

chan.handlers[type]()


 "/usr/local/lib/python2.7/site-packages/kombu/transport/redis.py", line 670, in _receive

while c.connection.can_read(timeout=0):
TypeError: can_read() got an unexpected keyword argument 'timeout'
