Download error, maybe joblib problem

[anson-07]

I used --trim --num-jobs 10 and got this error after downloading for like around 30 videos... Please help...

Start downloading:  -4Tdepho0iU
Start downloading:  -54-4pEYATY
exception calling callback for <Future at 0x152f0363a08 state=finished raised BrokenProcessPool>
joblib.externals.loky.process_executor._RemoteTraceback:
"""
Traceback (most recent call last):
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\process_executor.py", line 616, in wait_result_broken_or_wakeup
    result_item = result_reader.recv()
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\multiprocessing\connection.py", line 251, in recv
    return _ForkingPickler.loads(buf.getbuffer())
TypeError: __init__() missing 1 required positional argument: 'pattern'
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\_base.py", line 625, in _invoke_callbacks
    callback(self)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 347, in __call__
    self.parallel.dispatch_next()
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 780, in dispatch_next
    if not self.dispatch_one_batch(self._original_iterator):
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 847, in dispatch_one_batch
    self._dispatch(tasks)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 765, in _dispatch
    job = self._backend.apply_async(batch, callback=cb)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\_parallel_backends.py", line 531, in apply_async
    future = self._workers.submit(SafeFunction(func))
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\reusable_executor.py", line 178, in submit
    fn, *args, **kwargs)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\process_executor.py", line 1102, in submit
    raise self._flags.broken
joblib.externals.loky.process_executor.BrokenProcessPool: A result has failed to un-serialize. Please ensure that the objects returned by the function are always picklable.
joblib.externals.loky.process_executor._RemoteTraceback: 
"""
Traceback (most recent call last):
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\process_executor.py", line 616, in wait_result_broken_or_wakeup
    result_item = result_reader.recv()
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\multiprocessing\connection.py", line 251, in recv
    return _ForkingPickler.loads(buf.getbuffer())
TypeError: __init__() missing 1 required positional argument: 'pattern'
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "download.py", line 165, in <module>
    main(**vars(p.parse_args()))
  File "download.py", line 143, in main
    row, label_to_dir, trim, count) for count, row in links_df.iterrows())
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 1042, in __call__
    self.retrieve()
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 921, in retrieve
    self._output.extend(job.get(timeout=self.timeout))
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\_parallel_backends.py", line 542, in wrap_future_result
    return future.result(timeout=timeout)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\concurrent\futures\_base.py", line 435, in result
    return self.__get_result()
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\concurrent\futures\_base.py", line 384, in __get_result
    raise self._exception
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\_base.py", line 625, in _invoke_callbacks
    callback(self)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 347, in __call__
    self.parallel.dispatch_next()
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 780, in dispatch_next
    if not self.dispatch_one_batch(self._original_iterator):
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 847, in dispatch_one_batch
    self._dispatch(tasks)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\parallel.py", line 765, in _dispatch
    job = self._backend.apply_async(batch, callback=cb)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\_parallel_backends.py", line 531, in apply_async
    future = self._workers.submit(SafeFunction(func))
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\reusable_executor.py", line 178, in submit
    fn, *args, **kwargs)
  File "C:\Users\roxas\Anaconda3\envs\tf_gpu\lib\site-packages\joblib\externals\loky\process_executor.py", line 1102, in submit
    raise self._flags.broken
joblib.externals.loky.process_executor.BrokenProcessPool: A result has failed to un-serialize. Please ensure that the objects returned by the function are always picklable.