Fatal error: Uncaught Error: Class "WP_REST_Controller" not found in /home/hstoos/public_html/wp-content/plugins/string-locator1/includes/Base/class-rest.php:13 Stack trace: #0 {main} thrown in /home/hstoos/public_html/wp-content/plugins/string-locator1/includes/Base/class-rest.php on line 13