-------------- celery@C001683697 v4.0.0rc3 (0today8)
---- **** -----
--- * ***  * -- Windows-7-6.1.7601-SP1 2016-08-10 16:12:28
-- * - **** ---
- ** ---------- [config]
- ** ---------- .> app:         myapp:0x26c8c88
- ** ---------- .> transport:   amqp://guest:**@localhost:5672//
- ** ---------- .> results:     disabled://
- *** --- * --- .> concurrency: 12 (prefork)
-- ******* ----
--- ***** ----- [queues]
 -------------- .> celery           exchange=celery(direct) key=celery


[2016-08-10 16:12:28,153: CRITICAL/MainProcess] Unrecoverable error: AttributeError("Can't pickle local object 'Pool.__init__.<locals>.Process'",)

Traceback (most recent call last):
  File "C:\Miniconda3\lib\site-packages\celery\worker\__init__.py", line 201, in start
    self.blueprint.start(self)
  File "C:\Miniconda3\lib\site-packages\celery\bootsteps.py", line 125, in start
    step.start(parent)
  File "C:\Miniconda3\lib\site-packages\celery\bootsteps.py", line 376, in start
    return self.obj.start()
  File "C:\Miniconda3\lib\site-packages\celery\concurrency\base.py", line 134, in start
    self.on_start()
  File "C:\Miniconda3\lib\site-packages\celery\concurrency\prefork.py", line 117, in on_start
    **self.options)
  File "C:\Miniconda3\lib\site-packages\billiard\pool.py", line 1015, in __init__
    self._create_worker_process(i)
  File "C:\Miniconda3\lib\site-packages\billiard\pool.py", line 1124, in _create_worker_process
    w.start()
  File "C:\Miniconda3\lib\site-packages\billiard\process.py", line 122, in start
    self._popen = self._Popen(self)
  File "C:\Miniconda3\lib\site-packages\billiard\context.py", line 383, in _Popen
    return Popen(process_obj)
  File "C:\Miniconda3\lib\site-packages\billiard\popen_spawn_win32.py", line 72, in __init__
    reduction.dump(process_obj, to_child)
  File "C:\Miniconda3\lib\site-packages\billiard\reduction.py", line 97, in dump
    ForkingPickler(file, protocol).dump(obj)
AttributeError: Can't pickle local object 'Pool.__init__.<locals>.Process'

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "C:\Miniconda3\lib\site-packages\billiard\spawn.py", line 159, in spawn_main
    new_handle = steal_handle(parent_pid, pipe_handle)
  File "C:\Miniconda3\lib\site-packages\billiard\reduction.py", line 119, in steal_handle
    _winapi.PROCESS_DUP_HANDLE, False, source_pid)
OSError: [WinError 87] The parameter is incorrect