A Database Error Occurred

Error Number: 1064

You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') and news.display=1' at line 3

SELECT count(*) as 'count' FROM (`news`) WHERE `news`.`category_id` in () and news.display=1

Filename: /mnt/qiyezhan/51daima/models/news_model.php

Line Number: 60