Fatal error: Uncaught Error: Class "League\CommonMark\Event\AbstractEvent" not found in /var/www/html/usophy/vendor/league/commonmark/src/Event/DocumentRenderedEvent.php:18
Stack trace:
#0 {main}
thrown in /var/www/html/usophy/vendor/league/commonmark/src/Event/DocumentRenderedEvent.php on line 18