出错信息：Database SQL: "SELECT A.*,B.*,C.name as class_name,C.app,C.urlname as class_urlname,C.image as class_image,C.parent_id FROM yz_content as A inner join yz_content_article as B ON A.content_id = B.content_id inner join yz_category as C ON A.class_id = C.class_id WHERE `A`.`status` = '1' AND C.class_id in (2,3) AND `C`.`app` = 'article' ORDER BY contentti,A.time desc,A.content_id desc LIMIT 0,10". ErrorInfo: Unknown column 'contentti' in 'order clause'

出错文件：/home/www/htdocs/framework/base/db/MysqlDriver.php

错误行：39

Trace信息：
#0 /home/www/htdocs/framework/base/db/MysqlDriver.php(20) framework\base\db\MysqlDriver->query()
#1 /home/www/htdocs/framework/base/Model.php(76) framework\base\db\MysqlDriver->select()
#2 /home/www/htdocs/app/article/model/ContentArticleModel.php(42) framework\base\Model->select()
#3 /home/www/htdocs/app/article/controller/CategoryController.php(64) app\article\model\ContentArticleModel->loadList()
#4 /home/www/htdocs/framework/base/App.php(49) app\article\controller\CategoryController->index()
#5 /home/www/htdocs/framework/core.php(97) framework\base\App::run()
#6 /home/www/htdocs/index.php(6) require()