Discuz! Database Error 运行错误解决

论坛偶尔就会出现这个错误界面，是不是哪个插件有冲突需要关闭掉还是什么问题，求教大神
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 '36637524062645765666774895356)' at line 1
select count(*) from forum_thread where displayorder>=0 and fid in(,36637524062645765666774895356)

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