Fatal error: Uncaught mysqli_sql_exception: No connection could be made because the target machine actively refused it. in E:\xampp\htdocs\includes\connection.php:13 Stack trace: #0 E:\xampp\htdocs\includes\connection.php(13): mysqli->__construct('10.10.10.53', 'tuvapp', 'tuvapp123!', 'pay_app_admin20...') #1 E:\xampp\htdocs\index1.php(3): include_once('E:\\xampp\\htdocs...') #2 {main} thrown in E:\xampp\htdocs\includes\connection.php on line 13