Uncaught Error: Call to a member function query() on null in /www/wwwroot/www.qingei.com/comm/pdo.class.php:42
Stack trace:
#0 /www/wwwroot/www.qingei.com/comm/mysql_fun.class.php(51): mysql->query('select * from d...')
#1 /www/wwwroot/www.qingei.com/comm/mysql_fun.class.php(259): mysql_fun->query('select * from d...')
#2 /www/wwwroot/www.qingei.com/m/template/w_chaofan/article/view.tpl.php(26): mysql_fun->select('article', '*', 'id=1239520')
#3 /www/wwwroot/www.qingei.com/index.php(192): include('/www/wwwroot/ww...')
#4 /www/wwwroot/www.qingei.com/m/index.php(12): include('/www/wwwroot/ww...')
#5 {main}
  thrown<br/>/comm/pdo.class.php:42