Fatal error:  Uncaught exception 'Exception' with message 'Db connection faild!' in /www/web/scgxyl/public_html/System/Top/Database/Driver/MySQLi.php:28
Stack trace:
#0 /www/web/scgxyl/public_html/System/Top/Database/Driver/MySQLi.php(45): Top\Database\Driver\MySQLi->__construct('127.0.0.1', 'scgxyl', 'scgxyl@mysql', 'scgxyl', 'utf8', 'cms_')
#1 /www/web/scgxyl/public_html/System/Top/Model.php(123): Top\Database\Driver\MySQLi::getInstance('127.0.0.1', 'scgxyl', 'scgxyl@mysql', 'scgxyl', 'utf8', 'cms_')
#2 /www/web/scgxyl/public_html/System/Top/Model.php(33): Top\Model->connect()
#3 /www/web/scgxyl/public_html/System/Top/Loader.php(32): Top\Model->__construct()
#4 /www/web/scgxyl/public_html/Application/Home/Controller/Article.php(87): Top\Loader::get('\Home\Model\Cat...')
#5 [internal function]: Home\Controller\Article->all('case')
#6 /www/web/scgxyl/public_html/System/Top/Router.php(162): call_user_func_array(Array, Array)
#7 /www/web/scgxyl/public_html/System/framework.php(22): Top\Router::build()
#8 /www/web/scgxyl/publ in /www/web/scgxyl/public_html/System/Top/Database/Driver/MySQLi.php on line 28