刘诗来的父亲:浏览网页出问题

我今天想打开帖子看一下，没个都出现下面的显示，而且关机以后再上还是这样。怎么回事，我都蒙了！下面就是点击帖子以后空白网页显示的内容·
Discuz! info: MySQL Query Error

User: vane1023
Time: 2006-5-23 12:16am
Script: /bbs/viewthread.php

SQL: SELECT p.*, m.uid, m.username, m.groupid, m.regdate, m.lastactivity, m.posts, m.digestposts, m.oltime,
m.pageviews, m.credits, m.extcredits1, m.extcredits2, m.extcredits3, m.extcredits4, m.extcredits5, m.extcredits6,
m.extcredits7, m.extcredits8, m.email, m.gender, m.showemail, m.invisible, m.avatarshowid, mf.nickname, mf.site,
mf.icq, mf.qq, mf.yahoo, mf.msn, mf.taobao, mf.alipay, mf.location, mf.medals, mf.avatar, mf.avatarwidth,
mf.avatarheight, mf.sightml AS signature, mf.customstatus
FROM cdb_posts p
LEFT JOIN cdb_members m ON m.uid=p.authorid
LEFT JOIN cdb_memberfields mf ON mf.uid=m.uid
WHERE p.tid='77549' AND p.invisible='0' ORDER BY dateline LIMIT 0, 20
Error: Unknown column 'mf.taobao' in 'field list'
Errno.: 1054

Similar error report has beed dispatched to administrator before.
回答正确追加20