Traceback (most recent call last): File "./app.py", line 153, in celery.Worker().run() File "/home/dotcloud/env/lib/python2.6/site-packages/celery/apps/worker.py", line 135, in run self.run_worker() File "/home/dotcloud/env/lib/python2.6/site-packages/celery/apps/worker.py", line 235, in run_worker worker.start() File "/home/dotcloud/env/lib/python2.6/site-packages/celery/worker/__init__.py", line 250, in start blocking(component.start) File "/home/dotcloud/env/lib/python2.6/site-packages/kombu/syn.py", line 14, in blocking return __sync_current(fun, *args, **kwargs) File "/home/dotcloud/env/lib/python2.6/site-packages/kombu/syn.py", line 30, in __blocking__ return fun(*args, **kwargs) File "/home/dotcloud/env/lib/python2.6/site-packages/celery/concurrency/base.py", line 64, in start self.on_start() File "/home/dotcloud/env/lib/python2.6/site-packages/celery/concurrency/processes/__init__.py", line 37, in on_start self._pool = self.Pool(processes=self.limit, **self.options) File "/home/dotcloud/env/lib/python2.6/site-packages/celery/concurrency/processes/pool.py", line 482, in __init__ self._setup_queues() File "/home/dotcloud/env/lib/python2.6/site-packages/celery/concurrency/processes/pool.py", line 654, in _setup_queues self._inqueue = SimpleQueue() File "/usr/lib/python2.6/multiprocessing/queues.py", line 328, in __init__ self._rlock = Lock() File "/usr/lib/python2.6/multiprocessing/synchronize.py", line 117, in __init__ SemLock.__init__(self, SEMAPHORE, 1, 1) File "/usr/lib/python2.6/multiprocessing/synchronize.py", line 49, in __init__ sl = self._semlock = _multiprocessing.SemLock(kind, value, maxvalue) OSError : [Errno 13] Permission denied