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 ',27)' at line 6

SELECT n.p_id FROM product n , product_desc nd WHERE n.p_id=nd.p_id AND display=1 AND lang='vn' AND FIND_IN_SET(3,cat_list) AND n.p_id in (,27)

Filename: modules/product/controllers/Product.php

Line Number: 235