Fatal error: Uncaught Error: Class "WP_REST_Controller" not found in C:\xampp\htdocs\wp-content\plugins\code-snippets\php\rest-api\class-snippets-rest-controller.php:27 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wp-content\plugins\code-snippets\php\rest-api\class-snippets-rest-controller.php on line 27