celery worker --app worker --config=celeryconfig --loglevel=info

celery worker --app worker -B --config=celeryconfig --loglevel=info

Traceback (most recent call last):
  File "/env/lib/python3.4/site-packages/kombu/utils/__init__.py", line 320, in __get__
    return obj.__dict__[self.__name__]
KeyError: 'scheduler'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/shelve.py", line 111, in __getitem__
    value = self.cache[key]
KeyError: 'entries'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/env/lib/python3.4/site-packages/billiard/process.py", line 292, in _bootstrap
    self.run()
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 530, in run
    self.service.start(embedded_process=True)
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 454, in start
    humanize_seconds(self.scheduler.max_interval))
  File "/env/lib/python3.4/site-packages/kombu/utils/__init__.py", line 322, in __get__
    value = obj.__dict__[self.__name__] = self.__get(obj)
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 494, in scheduler
    return self.get_scheduler()
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 489, in get_scheduler
    lazy=lazy)
  File "/env/lib/python3.4/site-packages/celery/utils/imports.py", line 53, in instantiate
    return symbol_by_name(name)(*args, **kwargs)
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 358, in __init__
    Scheduler.__init__(self, *args, **kwargs)
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 185, in __init__
    self.setup_schedule()
  File "/env/lib/python3.4/site-packages/celery/beat.py", line 377, in setup_schedule
    self._store['entries']
  File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/shelve.py", line 114, in __getitem__
    value = Unpickler(f).load()
UnicodeDecodeError: 'ascii' codec can't decode byte 0xdf in position 1: ordinal not in range(128)