Discuz! info: MySQL Query Error

Time: 2018-6-22 5:22am
Script: /forum/index.php

SQL: SELECT f.fid, f.fup, f.type, f.name, f.threads, f.posts, f.todayposts, f.lastpost, f.inheritedmod, ff.description, ff.moderators, ff.icon, ff.viewperm FROM [Table]forums f
LEFT JOIN [Table]forumfields ff USING(fid)
WHERE f.status>0 AND (f.fid='1' OR (f.fup='1' AND f.type='forum')) ORDER BY f.type, f.displayorder
Error: Incorrect key file for table '.\localdb\[Table]forums.MYI'; try to repair it
Errno.: 126

Similar error report has beed dispatched to administrator before.