Fatal error: Uncaught Error: Class 'WP_REST_Controller' not found in /home/www/scNAorgWebSite/wp-content/plugins/userway-accessibility-widget/includes/controller.php:6 Stack trace: #0 {main} thrown in /home/www/scNAorgWebSite/wp-content/plugins/userway-accessibility-widget/includes/controller.php on line 6