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 'gbname '%' LIMIT 200' at line 1
SELECT * FROM common_member WHERE realname LIKE '%' gbname '%' LIMIT 200

PHP Debug

2source/class/discuz/discuz_database.php100discuz_database::query(%s, Array, false, false)
3source/class/discuz/discuz_database.php136db_driver_mysqli->query(%s, false, false)
4source/class/db/db_driver_mysqli.php153db_driver_mysqli->halt(%s, %d, %s)
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