Fatal error: Uncaught Error: Class "WP_Widget" not found in /home/rednewt/public_html/wp-content/plugins/the-events-calendar/common/src/Tribe/Widget/Widget_Abstract.php:15
Stack trace:
#0 {main}
thrown in /home/rednewt/public_html/wp-content/plugins/the-events-calendar/common/src/Tribe/Widget/Widget_Abstract.php on line 15