【求助】2.2F----2.5 第二步出现问题

lislltt

Warning: set_time_limit(): Cannot set time limit in safe mode in /home/ftp/512j.com/1/8/1/1819home/upgrade25.php on line 16


第 2 步:  


Discuz! info: MySQL Query Error

Time: 2005-12-22 2:30am
Script: /upgrade25.php

SQL: ALTER TABLE cdb_karmalog ADD uid mediumint(8) UNSIGNED NOT NULL AFTER username
Error: Unknown column 'username' in 'cdb_karmalog'
程序文件跟数据库有冲突，请使用正确的程序文件上传上去覆盖

An error report has been dispatched to our administrator.


这是怎么回事啊

lislltt

？？？什么意思？