Fatal error: Uncaught Error: Class 'League\CommonMark\Event\AbstractEvent' not found in /home/kingelearn/public_html/vendor/league/commonmark/src/Event/DocumentParsedEvent.php:19
Stack trace:
#0 {main}
thrown in /home/kingelearn/public_html/vendor/league/commonmark/src/Event/DocumentParsedEvent.php on line 19