Fatal error: Uncaught Error: Class 'WP_Widget' not found in /home/revoluti/public_html/wp-content/plugins/dropdown-menu-widget/shailan.DropDownMenu.php:15 Stack trace: #0 {main} thrown in /home/revoluti/public_html/wp-content/plugins/dropdown-menu-widget/shailan.DropDownMenu.php on line 15