Fatal error: Uncaught Error: Class 'WP_REST_Controller' not found in /home/pac84520/public_html/wp-content/plugins/so-widgets-bundle/base/inc/routes/siteorigin-widgets-resource.class.php:5 Stack trace: #0 {main} thrown in /home/pac84520/public_html/wp-content/plugins/so-widgets-bundle/base/inc/routes/siteorigin-widgets-resource.class.php on line 5