Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' (using password: YES) in C:\xampp\htdocs\kpserarebook\wp-includes\wp-db.php:1557 Stack trace: #0 C:\xampp\htdocs\kpserarebook\wp-includes\wp-db.php(1557): mysqli_real_connect(Object(mysqli), 'localhost', 'root', Object(SensitiveParameterValue), NULL, NULL, NULL, 0) #1 C:\xampp\htdocs\kpserarebook\wp-includes\wp-db.php(658): wpdb->db_connect() #2 C:\xampp\htdocs\kpserarebook\wp-includes\load.php(371): wpdb->__construct('root', 'ulib1478963', 'kpserarebook', 'localhost') #3 C:\xampp\htdocs\kpserarebook\wp-settings.php(93): require_wp_db() #4 C:\xampp\htdocs\kpserarebook\wp-config.php(89): require_once('C:\\xampp\\htdocs...') #5 C:\xampp\htdocs\kpserarebook\wp-load.php(37): require_once('C:\\xampp\\htdocs...') #6 C:\xampp\htdocs\kpserarebook\wp-blog-header.php(13): require_once('C:\\xampp\\htdocs...') #7 C:\xampp\htdocs\kpserarebook\index.php(22): require('C:\\xampp\\htdocs...') #8 {main} thrown in C:\xampp\htdocs\kpserarebook\wp-includes\wp-db.php on line 1557