Traceback (most recent call last):


 "/home/cybermicheal47/freqtrade/freqtrade/main.py", line 37, in main

return_code = args['func'](args)


 "/home/cybermicheal47/freqtrade/freqtrade/commands/optimize_commands.py", line 83, in start_hyperopt

hyperopt.start()


 "/home/cybermicheal47/freqtrade/freqtrade/optimize/hyperopt.py", line 714, in start

f_val = self.run_optimizer_parallel(parallel, asked, i)


 "/home/cybermicheal47/freqtrade/freqtrade/optimize/hyperopt.py", line 618, in run_optimizer_parallel

return parallel(delayed(


 "/home/cybermicheal47/freqtrade/.env/lib/python3.8/site-packages/joblib/parallel.py", line 1061, in __call__

self.retrieve()


 "/home/cybermicheal47/freqtrade/.env/lib/python3.8/site-packages/joblib/parallel.py", line 940, in retrieve

self._output.extend(job.get(timeout=self.timeout))


 "/home/cybermicheal47/freqtrade/.env/lib/python3.8/site-packages/joblib/_parallel_backends.py", line 542, in wrap_future_result

return future.result(timeout=timeout)


 "/usr/lib/python3.8/concurrent/futures/_base.py", line 439, in result

return self.__get_result()


 "/usr/lib/python3.8/concurrent/futures/_base.py", line 388, in __get_result

raise self._exception
KeyError: 'close_time'

Traceback (most recent call last):


 "C:\Users\jskm\AppData\Local\Programs\Python\Python36\lib\concurrent\futures\thread.py", line 56, in run

result = self.fn(*self.args, **self.kwargs)


 "C:\Code\python-prompt-toolkit\prompt_toolkit\eventloop\asyncio_win32.py", line 101, in wait

if self._handle_callbacks[handle] != callback:
KeyError: 19
