网站主页能进去，小说一点就出错了这是怎么了？
A Database Error Occurred
Error Number: 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 'AND `status` = 0' at line 4
SELECT `message_id` FROM (`acg_cms_message_status`) WHERE `to` = AND `status` = 0
Filename: D:\FTP_SRT\wwwroot\system\database\DB_driver.php
Line Number: 330
A Database Error Occurred
Error Number: 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 'AND `status` = 0' at line 4
SELECT `message_id` FROM (`acg_cms_message_status`) WHERE `to` = AND `status` = 0
Filename: D:\FTP_SRT\wwwroot\system\database\DB_driver.php
Line Number: 330
