phpbb论坛出现错误，怎么解决。求助。。。。。。。。。。

一般错误

Error retrieving cash data

DEBUG MODE

SQL Error : 1146 Table 'mysql.phpbb_bbcash' doesn't exist

SELECT * FROM phpbb_bbcash ORDER BY cash_order ASC
Line : 36
File : /var/www/html/phpbb/includes/functions_cash.php
不让我发帖，还不能打开原来的帖子。