Radii 420 Top 删除会员时报错，求助

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在删除会员时,Air Max 24-7 想将论坛转移到别的主机如何操作,Air Yeezy，出现如此报错,Radii 420 Top，请大家帮我看看怎么修复呀

Discuz,Nike Air Max 24 7! Database Error The database has encountered a problem. Need Help?Error messages: [Type] 查询语句错误[1054] Unknown column 'Array' in 'where clause'[Query] SELECT f.fid,Radii Straight Jacket, t.tid FROM forum_thread t LEFT JOIN forum_forum f ON t.fid=f.fid WHERE t.authorid IN (Array) ORDER BY f.fid LIMIT 1000
Program messages: [Line: 0057]admin.php(require)[Line: 0360]source\admincp\admincp_members.php(DB::query)