Discuz! info: MySQL Query Error

Time: 2008-10-7 1:21am
Script: /public/public_pic_detail.php

SQL: select id
from u_photo
where uid=0 and id<
order by id desc
limit 1;
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 'order by id desc
limit 1' at line 4
Errno.: 1064