Traceback (most recent call last):


 "/var/www/.local/share/virtualenvs/acl-server-QKRCedeE/lib/python3.7/site-packages/uvicorn/protocols/http/httptools_impl.py", line 387, in run_asgi

result = await asgi(self.receive, self.send)


 "/var/www/.local/share/virtualenvs/acl-server-QKRCedeE/lib/python3.7/site-packages/uvicorn/middleware/message_logger.py", line 59, in __call__

await self.inner(self.receive, self.send)


 "/var/www/.local/share/virtualenvs/acl-server-QKRCedeE/lib/python3.7/site-packages/asgiref/wsgi.py", line 41, in __call__

await self.run_wsgi_app(message)


 "/var/www/.local/share/virtualenvs/acl-server-QKRCedeE/lib/python3.7/site-packages/asgiref/sync.py", line 108, in __call__

return await asyncio.wait_for(future, timeout=None)


 "/var/www/miniconda3/lib/python3.7/asyncio/tasks.py", line 384, in wait_for

return await fut


 "/var/www/miniconda3/lib/python3.7/concurrent/futures/thread.py", line 57, in run

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


 "/var/www/.local/share/virtualenvs/acl-server-QKRCedeE/lib/python3.7/site-packages/asgiref/sync.py", line 123, in thread_handler

return self.func(*args, **kwargs)


 "/var/www/.local/share/virtualenvs/acl-server-QKRCedeE/lib/python3.7/site-packages/asgiref/wsgi.py", line 118, in run_wsgi_app

for output in self.wsgi_application(environ, self.start_response):
TypeError: 'NoneType' object is not iterable

Traceback (most recent call last):


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

return_code = args['func'](args)


 "/home/andreas/freqtrade/freqtrade/commands/optimize_commands.py", line 50, in start_backtesting

backtesting.start()


 "/home/andreas/freqtrade/freqtrade/optimize/backtesting.py", line 412, in start

preprocessed = self.strategy.ohlcvdata_to_dataframe(data)


 "/home/andreas/freqtrade/freqtrade/strategy/interface.py", line 613, in ohlcvdata_to_dataframe

for pair, pair_data in data.items()}


 "/home/andreas/freqtrade/freqtrade/strategy/interface.py", line 613, in <dictcomp>

for pair, pair_data in data.items()}


 "/home/andreas/freqtrade/freqtrade/strategy/interface.py", line 629, in advise_indicators

return self.populate_indicators(dataframe, metadata)


 "/home/andreas/freqtrade/user_data/strategies/SmoothOperator.py", line 41, in populate_indicators

dataframe = StrategyHelper.resample(dataframe, self.ticker_interval, self.resample_factor)


 "/home/andreas/freqtrade/user_data/strategies/SmoothOperator.py", line 325, in resample

df = df.resample(str(int(interval[:-1]) * factor) + 'min', plotoschow=ohlc_dict)
TypeError: resample() got an unexpected keyword argument 'plotoschow'
