Fatal error: Uncaught Error: Class 'Flarum\Extend\Frontend' not found in /home/gcpsxdwf/public_html/forum.oandplibrary.org/vendor/flarum/markdown/extend.php:14 Stack trace: #0 {main} thrown in /home/gcpsxdwf/public_html/forum.oandplibrary.org/vendor/flarum/markdown/extend.php on line 14