File "ExecutionFiles/execution_private_area_update.py", line 17, in <module>
    threading_processes=6
  File "/euclidea/maruska/AreaPrivata/private_area_main.py", line 133, in update_all_clients_private_area
    imposed_end_date=imposed_end_date, use_beautified_names=True)
  File "/euclidea/maruska/AreaPrivata/client_performance_decomposition_data_ops.py", line 130, in __init__
    imposed_end_date=imposed_end_date)
  File "/euclidea/maruska/ImportData/client_performance_decomposition_import_data.py", line 642, in get_instrument_return_indexes
    query, conn, index_col=['ref_date', 'instrument_id']).loc[:, 'ri'].unstack('instrument_id')
  File "/opt/anaconda3/lib/python3.5/site-packages/pandas/core/series.py", line 2043, in unstack
    return unstack(self, level, fill_value)
  File "/opt/anaconda3/lib/python3.5/site-packages/pandas/core/reshape.py", line 407, in unstack
    fill_value=fill_value)
  File "/opt/anaconda3/lib/python3.5/site-packages/pandas/core/reshape.py", line 101, in __init__
    self._make_selectors()
  File "/opt/anaconda3/lib/python3.5/site-packages/pandas/core/reshape.py", line 139, in _make_selectors
    raise ValueError('Index contains duplicate entries, '
ValueError: Index contains duplicate entries, cannot reshape