Fatal error: Uncaught Error: Class "Elementor\Widget_Base" not found in /home/dennis91/public_html/wp-content/plugins/events-calendar-pro/src/Tribe/Integrations/Elementor/Widgets/Widget_Abstract.php:22 Stack trace: #0 {main} thrown in /home/dennis91/public_html/wp-content/plugins/events-calendar-pro/src/Tribe/Integrations/Elementor/Widgets/Widget_Abstract.php on line 22