Error Message

'Dividend Event Id'
Traceback (most recent call last):
  File "C:\Users\nbiscardi\bitbucket-workspace\corporateaction2\routes\config_wizard_bp.py", line 775, in _execute_scheduled_process
    raw_df = _run_builder_source(config_id, cfg, excel_df=None)
  File "C:\Users\nbiscardi\bitbucket-workspace\corporateaction2\routes\config_wizard_bp.py", line 1314, in _run_builder_source
    return mod.run(ids_df)
  File "C:\Users\nbiscardi\bitbucket-workspace\corporateaction2\downloaders\eikon_dividends_Downloader.py", line 224, in run
    return dividend_master_query(identifiers, 30).reset_index()
  File "C:\Users\nbiscardi\bitbucket-workspace\corporateaction2\downloaders\eikon_dividends_Downloader.py", line 212, in dividend_master_query
    big_df = big_df[~big_df['Dividend Event Id'].isna()]
  File "C:\Users\nbiscardi\bitbucket-workspace\corporateaction2\.venv\lib\site-packages\pandas\core\frame.py", line 3761, in __getitem__
    indexer = self.columns.get_loc(key)
  File "C:\Users\nbiscardi\bitbucket-workspace\corporateaction2\.venv\lib\site-packages\pandas\core\indexes\range.py", line 349, in get_loc
    raise KeyError(key)
KeyError: 'Dividend Event Id'