Fatal error: Uncaught Error: Class "League\CommonMark\Block\Element\AbstractStringContainerBlock" not found in /home/alkhalaffamily/public_html/felhal/vendor/league/commonmark/src/Block/Element/FencedCode.php:21 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/felhal/vendor/league/commonmark/src/Block/Element/FencedCode.php on line 21