مشکل نصب

وقتی میخوام وردپرس رو نصب کنم با این خطا مواجه میشم
(using password: YES) in C:\xampp\htdocs\wordpress\wp-includes\wp-db.php:1656 Stack trace: #0 C:\xampp\htdocs\wordpress\wp-includes\wp-db.php(1656): mysqli_real_connect(Object(mysqli), 'localhost', 'username_here', 'password_here', NULL, NULL, NULL, 0) #1 C:\xampp\htdocs\wordpress\wp-includes\wp-db.php(632): wpdb->db_connect() #2 C:\xampp\htdocs\wordpress\wp-includes\load.php(558): wpdb->__construct('username_here', 'password_here', 'database_name_h...', 'localhost') #3 C:\xampp\htdocs\wordpress\wp-settings.php(124): require_wp_db() #4 C:\xampp\htdocs\wordpress\wp-config.php(96): require_once('C:\\xampp\\htdocs...') #5 C:\xampp\htdocs\wordpress\wp-load.php(50): require_once('C:\\xampp\\htdocs...') #6 C:\xampp\htdocs\wordpress\wp-blog-header.php(13): require_once('C:\\xampp\\htdocs...') #7 C:\xampp\htdocs\wordpress\index.php(17): require('C:\\xampp\\htdocs...') #8 {main} thrown in C:\xampp\htdocs\wordpress\wp-includes\wp-db.php on line 1656