There's also this error too:

Traceback (most recent call last):
  File "c:\_libs\Python37\lib\multiprocessing\process.py", line 297, in _bootstrap
    self.run()
  File "c:\_libs\Python37\lib\multiprocessing\process.py", line 99, in run
    self._target(*self._args, **self._kwargs)
  File "c:\_libs\Python37\lib\concurrent\futures\process.py", line 226, in _process_worker
    call_item = call_queue.get(block=True)
  File "c:\_libs\Python37\lib\multiprocessing\queues.py", line 94, in get
    res = self._recv_bytes()
  File "c:\_libs\Python37\lib\multiprocessing\synchronize.py", line 98, in __exit__
    return self._semlock.__exit__(*args)
OSError: [WinError 6] The handle is invalid