Fatal error: Uncaught Error: Class 'WP_REST_Controller' not found in /home/oho09/public_html/lekcjatestdm/wp-content/plugins/elementor/data/base/controller.php:9 Stack trace: #0 {main} thrown in /home/oho09/public_html/lekcjatestdm/wp-content/plugins/elementor/data/base/controller.php on line 9