后台错误..

在DZ4.1恢复4.0的备份后
我在后台编辑用户组 游客 权限为 0 提交后出现以下错误,求解..
Discuz! info: MySQL Query Error

User: admin
Time: 2006-3-19 10:40am
Script: /admincp.php

SQL: UPDATE cdb_usergroups SET grouptitle='游客', radminid='0', system='private', allowvisit='1',
readaccess='0', allowmultigroups='0', allowtransfer='0', allowviewpro='0',
allowviewstats='1', allowinvisible='0', allowsearch='0', allowavatar='0',
reasonpm='0', allowuseblog='0', allownickname='0', allowcstatus='0',
disableperiodctrl='0', maxpmnum='0', allowpost='0', allowreply='0',
allowanonymous='0', allowsetreadperm='0', maxprice='0', allowhidecode='0',
allowhtml='0', allowpostpoll='0', allowdirectpost='0', allowvote='0',
allowcusbbcode='0', allowsigbbcode='0', allowsigimgcode='0', raterange='',
maxsigsize='0', allowgetattach='0', allowpostattach='0',
allowsetattachperm='0',
maxattachsize='0', maxsizeperday='0', attachextensions='chm, pdf, zip, rar, tar, gz, bzip2, gif, jpg, jpeg, png' WHERE groupid='7'
Error: Unknown column 'allowanonymous' in 'field list'
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

Similar error report has beed dispatched to administrator before.

[ 本帖最后由 Seika 于 2006-3-19 10:47 编辑 ]