dongta.net - Database Error

(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 views DESC limit 6' at line 1

SELECT * FROM lw_enewstagsdata WHERE tagid in() order by views DESC limit 6

PHP Debug

No.	File	Line	Code
1	portal.php	32	require_once(%s)
2	source/module/portal/portal_index.php	32	include_once(%s)
3	data/template/1_diy_portal_index.tpl.php	2	include(%s)
4	data/template/1_1_common_header_portal_index.tpl.php	8	include(%s)
5	template/default/php/header_common.php	94	discuz_database::fetch_all(%s)
6	source/class/discuz/discuz_database.php	103	discuz_database::query(%s, Array, false, false)
7	source/class/discuz/discuz_database.php	139	db_driver_mysqli->query(%s, false, false)
8	source/class/db/db_driver_mysqli.php	148	db_driver_mysqli->halt(%s, %d, %s)
9	source/class/db/db_driver_mysqli.php	223	break()

Discuz! Database Error