Traceback (most recent call last):


 "/home/andreas/freqtrade/freqtrade/main.py", line 36, in main

return_code = args['func'](args)


 "/home/andreas/freqtrade/freqtrade/commands/optimize_commands.py", line 49, in start_backtesting

backtesting.start()


 "/home/andreas/freqtrade/freqtrade/optimize/backtesting.py", line 390, in start

preprocessed = self.strategy.ohlcvdata_to_dataframe(data)


 "/home/andreas/freqtrade/freqtrade/strategy/interface.py", line 502, in ohlcvdata_to_dataframe

for pair, pair_data in data.items()}


 "/home/andreas/freqtrade/freqtrade/strategy/interface.py", line 502, in <dictcomp>

for pair, pair_data in data.items()}


 "/home/andreas/freqtrade/freqtrade/strategy/interface.py", line 518, in advise_indicators

return self.populate_indicators(dataframe, metadata)


 "/home/andreas/freqtrade/user_data/strategies/Scalp.py", line 46, in populate_indicators

stoch_fast = ta.STOCHF(dataframe, 5.0, 3.0, 0.0, 3.0, 0.0)


 "talib/_abstract.pxi", line 398, in talib._ta_lib.Function.__call__


 "talib/_abstract.pxi", line 277, in talib._ta_lib.Function.set_function_args


 "talib/_abstract.pxi", line 462, in talib._ta_lib.Function.__check_opt_input_value
TypeError: Invalid parameter value for fastk_period (expected int, got float)

Traceback (most recent call last):


 "/var/monkey/monkey_island/bin/python/local/lib/python2.7/site-packages/flask/app.py", line 1813, in full_dispatch_request

rv = self.dispatch_request()


 "/var/monkey/monkey_island/bin/python/local/lib/python2.7/site-packages/flask/app.py", line 1799, in dispatch_request

return self.view_functions[rule.endpoint](**req.view_args)


 "/var/monkey/monkey_island/bin/python/local/lib/python2.7/site-packages/flask_restful/__init__.py", line 480, in wrapper

resp = resource(*args, **kwargs)


 "/var/monkey/monkey_island/bin/python/local/lib/python2.7/site-packages/flask/views.py", line 88, in view

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


 "/var/monkey/monkey_island/bin/python/local/lib/python2.7/site-packages/flask_restful/__init__.py", line 595, in dispatch_request

resp = meth(*args, **kwargs)


 "/var/monkey/monkey_island/cc/auth.py", line 49, in decorator

return fn(*args, **kwargs)


 "/var/monkey/monkey_island/cc/resources/telemetry_feed.py", line 28, in get

'telemetries': [TelemetryFeed.get_displayed_telemetry(telem) for telem in telemetries],


 "/var/monkey/monkey_island/cc/resources/telemetry_feed.py", line 38, in get_displayed_telemetry

'hostname': NodeService.get_monkey_by_guid(telem['monkey_guid'])['hostname'],
TypeError: 'NoneType' object has no attribute '__getitem__'
