Discuz! Database Error

(1139) Got error 'repetition-operator operand invalid' from regexp
SELECT aid as id, title ,0 as selecttype FROM portal_article_title WHERE aid!=35849 AND CONCAT(title) REGEXP '柒情|木乃伊|圣水|黄金|奶头|抽水|+JJ|释放|洁厕' limit 50

PHP Debug

No.FileLineCode
1forum.php74require(%s)
2source/module/forum/forum_viewthread.php1012include(%s)
3data/template/1_diy_forum_viewthread.tpl.php1hookscriptoutput(%s)
4source/function/function_core.php1238hookscript(%s, %s, %s, Array)
5source/function/function_core.php1197plugin_xxq_relevantpostrecommendations_forum->viewthread_useraction_output(Array)
6source/plugin/xxq_relevantpostrecommendations/hook.class.php26plugin_xxq_relevantpostrecommendations_function->renderhtml(%s)
7source/plugin/xxq_relevantpostrecommendations/function/function.class.php64plugin_xxq_relevantpostrecommendations_function->getrecommendpost(Array, %s, %s, %s)
8source/plugin/xxq_relevantpostrecommendations/function/function.class.php129discuz_database::fetch_all(%s)
9source/class/discuz/discuz_database.php103discuz_database::query(%s, Array, false, false)
10source/class/discuz/discuz_database.php139db_driver_mysqli->query(%s, false, false)
11source/class/db/db_driver_mysqli.php148db_driver_mysqli->halt(%s, %d, %s)
12source/class/db/db_driver_mysqli.php223break()
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