www.mistytown.cn - 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 ')' at line 4

SELECT v.uid, v.duid FROM tshuz_vest v INNER JOIN common_member m ON v.uid = m.uid WHERE m.groupid NOT IN ()

PHP Debug

No.	File	Line	Code
1	forum.php	57	discuz_application->init()
2	source/class/discuz/discuz_application.php	71	discuz_application->_init_cron()
3	source/class/discuz/discuz_application.php	588	discuz_cron::run()
4	source/class/discuz/discuz_cron.php	48	include(%s)
5	source/plugin/mistytown_cheatchecker/cron/cron_cheat_check.php	9	mistytown_cheat_check(true)
6	source/plugin/mistytown_cheatchecker/cheat_check.php	62	mistytown_cheat_full_check()
7	source/plugin/mistytown_cheatchecker/cheat_check.php	389	mistytown_cheat_load_graph()
8	source/plugin/mistytown_cheatchecker/cheat_check.php	141	discuz_database::query(%s)
9	source/class/discuz/discuz_database.php	142	db_driver_mysqli->query(%s, false, false)
10	source/class/db/db_driver_mysqli.php	148	db_driver_mysqli->halt(%s, %d, %s)
11	source/class/db/db_driver_mysqli.php	223	break()

Discuz! Database Error