Fatal error: Uncaught Error: Class "League\CommonMark\Node\Block\AbstractBlock" not found in /home/helpdatafirst/public_html/helpappold/vendor/league/commonmark/src/Extension/Footnote/Node/Footnote.php:21 Stack trace: #0 {main} thrown in /home/helpdatafirst/public_html/helpappold/vendor/league/commonmark/src/Extension/Footnote/Node/Footnote.php on line 21