求助...论坛不能做资料备份...请大大指点

我的论坛当做资料备份时跳字去到一百多就出现错误讯息，请问怎样解决? 论坛是用版本5.5的

Warning: mysql_query() [function.mysql-query]: Unable to save result set in /home/xxx.com/public_html/include/db_mysql.class.php on line 64


Discuz! info: MySQL Query Error

User: B仔
Time: 2008-1-5 12:02am
Script: /admincp.php

SQL: SELECT * FROM [Table]posts WHERE pid > 137969 LIMIT 300
Error: Table '[Table]posts' is marked as crashed and should be repaired
Errno.: 1194

Similar error report has beed dispatched to administrator before.

[ 本帖最后由 龍心輝 于 2008-1-5 00:04 编辑 ]

posts已损坏，应修复