Fatal error: Uncaught Error: Class 'WP_HTTP_Response' not found in /home/refref/public_html/codemirror/wp-post-to-pdf-enhanced-cache/navigation-submenu/wordfence/class-wp-http-requests-response.php:17 Stack trace: #0 {main} thrown in /home/refref/public_html/codemirror/wp-post-to-pdf-enhanced-cache/navigation-submenu/wordfence/class-wp-http-requests-response.php on line 17