Traceback (most recent call last):


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/dataframe.py", line 3578, in table_part

values[name] = df.evaluate(name)


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/dataframe.py", line 2642, in evaluate

return self._evaluate_implementation(expression, i1=i1, i2=i2, out=out, selection=selection, filtered=filtered, array_type=array_type, parallel=parallel, chunk_size=chunk_size)


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/dataframe.py", line 5625, in _evaluate_implementation

arrays[expression] = arrays[expression][0:end-start]
# materialize fancy columns (lazy, indexed)


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/dataset.py", line 430, in __getitem__

for chunk_start, chunk_end, chunks in ds.chunk_iterator([self.name]):


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/shift.py", line 33, in chunk_iterator

yield from self._chunk_iterator(columns, chunk_size)


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/shift.py", line 68, in _chunk_iterator

chunks_shifted = vaex.dataset._concat_chunk_list(chunks_current_list_shifted)


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/dataset.py", line 205, in _concat_chunk_list

chunks = {name: vaex.array_types.concat(arrays) for name, arrays in dict_of_list_of_arrays.items()}


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/dataset.py", line 205, in <dictcomp>

chunks = {name: vaex.array_types.concat(arrays) for name, arrays in dict_of_list_of_arrays.items()}


 "/Users/yonatanalexander/.virtualenvs/vaex-plotly-extension/lib/python3.7/site-packages/vaex/array_types.py", line 60, in concat

return pa.chunked_array(flat_chunks, type=type)


 "pyarrow/table.pxi", line 471, in pyarrow.lib.chunked_array
TypeError: All array chunks must have type null

Traceback (most recent call last):


 ".\Tools\lyricsDownloader.py", line 23, in <module>

artist = genius.search_artist(sys.argv[1], max_songs=sys.argv[2])


 "...\AppData\Local\Programs\Python\Python38\lib\site-packages\lyricsgenius\genius.py", line 585, in search_artist

found_name = artist_info['artist']['name']
TypeError: 'NoneType' object is not subscriptable
