HELP - 论坛有一用户用现错误

There seems to have been a problem with the database of your Discuz! Board

Discuz! info: MySQL Query Error

User: 3E小王子
Time: 2005-9-12 10:56pm
Script: //bbs/post.php

SQL: select count(*) FROM  where (fid='6' or fid='65535')

AND username='3E小王子' AND timelimit > 1126536976
Error:  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 'where (fid='6' or fid='65535')

AND username='3E小王子' AND ti
Errno.:  1064

Please check-up your MySQL server and forum scripts, similar errors will not be reported again in recent 24 hours
If you have troubles in solving this problem, please visit Discuz! Community http://www.Discuz.net.

我应该怎样做呢?

P.S.此是由系统记给我的,其他会员没有问题,操作正常..