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 ') ORDER BY `hot` desc, `orderby` desc' at line 3

SELECT * FROM (`cn_product`) WHERE `class` in() ORDER BY `hot` desc, `orderby` desc

Filename: D:\Web\www.xymiaomujd.com\sys\database\DB_driver.phphtml

Line Number: 330