Traceback (most recent call last):


 "D:\python\ludwig\venv\Scripts\ludwig-script.py", line 11, in <module>

load_entry_point('ludwig==0.1.0', 'console_scripts', 'ludwig')()


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\cli.py", line 86, in main


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\cli.py", line 64, in __init__


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\cli.py", line 73, in predict


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\predict.py", line 379, in cli


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\predict.py", line 86, in full_predict


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\data\preprocessing.py", line 684, in preprocess_for_prediction


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\data\preprocessing.py", line 61, in build_dataset


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\data\preprocessing.py", line 89, in build_dataset_df


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\data\preprocessing.py", line 152, in build_data


 "D:\python\ludwig\venv\lib\site-packages\ludwig-0.1.0-py3.6.egg\ludwig\data\preprocessing.py", line 173, in handle_missing_values


 "D:\python\ludwig\venv\lib\site-packages\pandas\core\frame.py", line 2927, in __getitem__

indexer = self.columns.get_loc(key)


 "D:\python\ludwig\venv\lib\site-packages\pandas\core\indexes\base.py", line 2658, in get_loc

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


 "pandas\_libs\index.pyx", line 108, in pandas._libs.index.IndexEngine.get_loc


 "pandas\_libs\index.pyx", line 132, in pandas._libs.index.IndexEngine.get_loc


 "pandas\_libs\hashtable_class_helper.pxi", line 1601, in pandas._libs.hashtable.PyObjectHashTable.get_item


 "pandas\_libs\hashtable_class_helper.pxi", line 1608, in pandas._libs.hashtable.PyObjectHashTable.get_item
KeyError: 'Start'
Traceback (most recent call last):


 "/home/kmodi/.local/lib/python3.7/site-packages/Xlib/display.py", line 224, in __getattr__

function = self.display_extension_methods[attr]
KeyError: 'ge_add_event_data'
