系统发生错误

错误位置:　FILE: /mnt/wwwroot/obl/ephp/dbdrivers/db_mysqli.class.php　LINE: 45 ErrorCode: 2045

[ 错误信息 ]

执行mysqli::query()出现错误: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ORDER BY id desc' at line 1
原SQL: SELECT a.*,b.username as username,b.image as image FROM t_attention as a left join p_user as b on a.userID=b.id WHERE a.tobe= ORDER BY id desc

[ TRACE ]

#0 /mnt/wwwroot/obl/ephp/dbdrivers/db_mysqli.class.php(68): db_mysqli->query('SELECT a.*,b.us...')
#1 /mnt/wwwroot/obl/ephp/libraries/model.class.php(336): db_mysqli->fetch_arrays('SELECT a.*,b.us...')
#2 /mnt/wwwroot/obl/_web/models/installModel.php(444): model->findAll()
#3 /mnt/wwwroot/obl/_web/controllers/userController.php(1134): installModel->getSqlAll('a.*,b.username ...', 't_attention as ...', 'a.tobe=')
#4 /mnt/wwwroot/obl/ephp/ePHP.php(420): userController->readAction()
#5 /mnt/wwwroot/obl/index.php(34): app->run()
#6 {main}