Fatal error: Uncaught Error: Class 'Elementor\Widget_Base' not found in C:\xampp\htdocs\wp-content\plugins\wpdm-elementor\src\widgets\AllPackagesWidget.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wp-content\plugins\wpdm-elementor\src\widgets\AllPackagesWidget.php on line 7