削除エラー: (pymysql.err.IntegrityError) (1048, "Column 'subsidy_info_id' cannot be null") [SQL: UPDATE error_analysis SET subsidy_info_id=%(subsidy_info_id)s WHERE error_analysis.id = %(error_analysis_id)s] [parameters: {'subsidy_info_id': None, 'error_analysis_id': 23}] (Background on this error at: https://sqlalche.me/e/20/gkpj)