Traceback (most recent call last):


 "/Users/ahmet-anil.pala/klarna_repos/fraud-model-utils/.venv/lib/python3.7/site-packages/vaex/scopes.py", line 102, in evaluate

result = self[expression]


 "/Users/ahmet-anil.pala/klarna_repos/fraud-model-utils/.venv/lib/python3.7/site-packages/vaex/scopes.py", line 159, in __getitem__

raise KeyError("Unknown variables or column: %r" % (variable,))
KeyError: "Unknown variables or column: 'sklearn_prediction_function(cat_x_A, cat_x_B, cat_x_B+C)'"

Traceback (most recent call last):


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/joblib/externals/loky/process_executor.py", line 418, in _process_worker

r = call_item()


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/joblib/externals/loky/process_executor.py", line 272, in __call__

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


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/joblib/_parallel_backends.py", line 608, in __call__

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


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/joblib/parallel.py", line 255, in __call__

return [func(*args, **kwargs)


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/joblib/parallel.py", line 255, in <listcomp>

return [func(*args, **kwargs)


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/joblib/externals/loky/cloudpickle_wrapper.py", line 38, in __call__

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


 "/home/maurits/freqtrade/freqtrade/optimize/hyperopt.py", line 527, in generate_optimizer

backtesting_results = self.backtesting.backtest(


 "/home/maurits/freqtrade/freqtrade/optimize/backtesting.py", line 304, in backtest

data: Dict = self._get_ohlcv_as_lists(processed)


 "/home/maurits/freqtrade/freqtrade/optimize/backtesting.py", line 158, in _get_ohlcv_as_lists

self.strategy.advise_buy(pair_data, {'pair': pair}), {'pair': pair})[headers].copy()


 "/home/maurits/freqtrade/user_data/hyperopts/BBRSI_hyperopts.py", line 91, in populate_buy_trend

conditions.append(dataframe['rsi'] > params['rsi-value'])


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/pandas/core/frame.py", line 2800, in __getitem__

indexer = self.columns.get_loc(key)


 "/home/maurits/freqtrade/.env/lib/python3.8/site-packages/pandas/core/indexes/base.py", line 2648, in get_loc

return self._engine.get_loc(self._maybe_cast_indexer(key))


 "pandas/_libs/index.pyx", line 111, in pandas._libs.index.IndexEngine.get_loc


 "pandas/_libs/index.pyx", line 138, in pandas._libs.index.IndexEngine.get_loc


 "pandas/_libs/hashtable_class_helper.pxi", line 1619, in pandas._libs.hashtable.PyObjectHashTable.get_item


 "pandas/_libs/hashtable_class_helper.pxi", line 1627, in pandas._libs.hashtable.PyObjectHashTable.get_item
KeyError: 'rsi'
