Fatal error: Uncaught Error: Interface "League\CommonMark\Output\RenderedContentInterface" not found in /home/helpdatafirst/public_html/helpapp/vendor/league/commonmark/src/Output/RenderedContent.php:18 Stack trace: #0 {main} thrown in /home/helpdatafirst/public_html/helpapp/vendor/league/commonmark/src/Output/RenderedContent.php on line 18