Fatal error: Uncaught Error: Class "League\CommonMark\Node\Block\AbstractBlock" not found in /home/alkhalaffamily/public_html/teachme/vendor/league/commonmark/src/Extension/Footnote/Node/FootnoteContainer.php:19 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/teachme/vendor/league/commonmark/src/Extension/Footnote/Node/FootnoteContainer.php on line 19