Fatal error: Uncaught Error: Class "WP_Widget" not found in /home/nessofbrodgar/public_html/wp-content/plugins/jetpack/modules/widgets/milestone/class-milestone-widget.php:13 Stack trace: #0 {main} thrown in /home/nessofbrodgar/public_html/wp-content/plugins/jetpack/modules/widgets/milestone/class-milestone-widget.php on line 13