Fatal error: Uncaught Error: Class 'WP_Widget_Media' not found in C:\xampp\htdocs\aszhi\wp-includes\widgets\class-wp-widget-media-gallery.php:18 Stack trace: #0 {main} thrown in C:\xampp\htdocs\aszhi\wp-includes\widgets\class-wp-widget-media-gallery.php on line 18