Fatal error: Uncaught Error: Interface 'League\CommonMark\Extension\ExtensionInterface' not found in /home/kingelearn/public_html/vendor/league/commonmark/src/Extension/Footnote/FootnoteExtension.php:35
Stack trace:
#0 {main}
thrown in /home/kingelearn/public_html/vendor/league/commonmark/src/Extension/Footnote/FootnoteExtension.php on line 35