Fatal error: Uncaught Error: Interface 'League\CommonMark\ElementRendererInterface' not found in /home/demohatinco/public_html/hat_learning_management/vendor/league/commonmark/src/HtmlRenderer.php:25 Stack trace: #0 {main} thrown in /home/demohatinco/public_html/hat_learning_management/vendor/league/commonmark/src/HtmlRenderer.php on line 25