Exception

#0 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/core/lib/mysql.class.php(25)Controller::halt(Mysql服务器连接失败 
Error Message:Access denied for user 'sdhxk99'@'localhost' (using password: YES)
Error Code:1045.Warning)
#1 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/core/lib/mysql.class.php(169)mysql->__construct(Array)
#2 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/core/Model.php(35)mysql::getInstance(Array)
#3 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/core/App.php(377)Model->__construct()
#4 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/core/Controller.php(293)App::singleton(CategoryModel)
#5 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/controllers/Common.php(43)Controller::model(category)
#6 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/controllers/IndexController.php(6)Common->__construct()
#7 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/core/App.php(142)IndexController->__construct()
#8 /home/wwwroot/huaxin123/wwwroot/Default_En.aspx/index.php(19)App::run(Array)