Server: www.shobizxtrac.com:80
Cannot add or update a child row: a foreign key constraint fails (`shobizie_xtrac`.`poll_history`, CONSTRAINT `poll_history_ibfk_4` FOREIGN KEY (`user_id`) REFERENCES `users` (`users_id`) ON UPDATE CASCADE)
Error No:1452
IN QUERY:
INSERT INTO poll_history (`question_id` , `answer_id` , `user_id`) VALUES('' , '' , '') : Error in Query"success_1"