错误提示

错误位置 文件: /data/home/qxu1193160033/htdocs/core/class/Mysql.class.php 　第: 52行

SQLSTATE[HY000] [2003] Can't connect to MySQL server on 'qdm643953535.my3w.com' (99)

TRACE

#0  framework::halt(Array ([message] => SQLSTATE[HY000] [2003] Can't connect to MySQL server on 'qdm643953535.my3w.com' (99),[file] => /data/home/qxu1193160033/htdocs/core/class/Mysql.class.php,[line] => 52)) called at [/data/home/qxu1193160033/htdocs/core/class/Framework.class.php:108]

#1  framework::appException(PDOException Object ([] => SQLSTATE[HY000] [2003] Can't connect to MySQL server on 'qdm643953535.my3w.com' (99),[] => ,[] => 2003,[] => /data/home/qxu1193160033/htdocs/core/class/Mysql.class.php,[] => 52,[] => Array ([0] => Array ([file] => /data/home/qxu1193160033/htdocs/core/class/Mysql.class.php,[line] => 52,[function] => __construct,[class] => PDO,[type] => ->,[args] => Array ([0] => mysql:host=qdm643953535.my3w.com;port=3306;dbname=qdm643953535_db;charset=utf8,[1] => qdm643953535,[2] => hnek2020hneK)),[1] => Array ([file] => /data/home/qxu1193160033/htdocs/home/controller/IndexController.class.php,[line] => 6,[function] => connect,[class] => Mysql,[type] => ::,[args] => Array ()),[2] => Array ([file] => /data/home/qxu1193160033/htdocs/core/class/Framework.class.php,[line] => 58,[function] => __construct,[class] => IndexController,[type] => ->,[args] => Array ()),[3] => Array ([file] => /data/home/qxu1193160033/htdocs/core/framework.php,[line] => 47,[function] => start,[class] => framework,[type] => ::,[args] => Array ()),[4] => Array ([file] => /data/home/qxu1193160033/htdocs/index.php,[line] => 14,[args] => Array ([0] => /data/home/qxu1193160033/htdocs/core/framework.php),[function] => require_once)),[] => ,[errorInfo] => ))