Fatal error: Uncaught Error: Class 'WP_REST_Controller' not found in /home/emotionalparty/www/kekkonshikisoudan.com/wp-content/plugins/wp-super-cache/rest/class.wp-super-cache-rest-update-settings.php:5 Stack trace: #0 {main} thrown in /home/emotionalparty/www/kekkonshikisoudan.com/wp-content/plugins/wp-super-cache/rest/class.wp-super-cache-rest-update-settings.php on line 5