Fatal error: Uncaught Error: Class "WP_Customize_Control" not found in D:\XAMPP\htdocs\UTeM\penerbit\wp-includes\customize\class-wp-widget-form-customize-control.php:17 Stack trace: #0 {main} thrown in D:\XAMPP\htdocs\UTeM\penerbit\wp-includes\customize\class-wp-widget-form-customize-control.php on line 17