Fatal error: Uncaught Error: Class 'WP_Widget' not found in /home/www/scNAorgWebSite/wp-content/plugins/jetpack/modules/widgets/milestone/class-milestone-widget.php:13
Stack trace:
#0 /home/www/scNAorgWebSite/wp-content/plugins/jetpack/modules/widgets/milestone/milestone.php(11): require_once()
#1 /home/www/scNAorgWebSite/wp-content/plugins/jetpack/modules/widgets/milestone.php(13): require_once('/home/www/scNAo...')
#2 {main}
thrown in /home/www/scNAorgWebSite/wp-content/plugins/jetpack/modules/widgets/milestone/class-milestone-widget.php on line 13