Fatal error: Uncaught Error: Class 'PDO' not found in /home/hieutran/public_html/suacomputer/config/database.php:11 Stack trace: #0 /home/hieutran/public_html/suacomputer/core/Database.php(10): require_once() #1 /home/hieutran/public_html/suacomputer/core/Database.php(42): Database->__construct() #2 /home/hieutran/public_html/suacomputer/core/Model.php(13): Database::getInstance() #3 /home/hieutran/public_html/suacomputer/app/Controllers/HomeController.php(7): Model->__construct() #4 /home/hieutran/public_html/suacomputer/core/Router.php(67): HomeController->index() #5 /home/hieutran/public_html/suacomputer/public/index.php(57): Router->dispatch() #6 {main} thrown in /home/hieutran/public_html/suacomputer/config/database.php on line 11