Discuz! 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 1
SELECT * FROM common_member_medal WHERE uid in ()

PHP Debug

No.FileLineCode
1forum.php58require(%s)
2source/module/forum/forum_viewthread.php658table_common_member_medal->fetch_member_inmedals_by_uids(Array)
3source/class/table/table_common_member_medal.php68discuz_database::fetch_all(%s)
4source/class/discuz/discuz_database.php100discuz_database::query(%s, Array, false, false)
5source/class/discuz/discuz_database.php154db_driver_mysql->query(%s, false, false)
6source/class/db/db_driver_mysql.php151db_driver_mysql->halt(%s, %d, %s)
7source/class/db/db_driver_mysql.php218break()
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