Fatal error: Uncaught Error: Interface "League\CommonMark\Extension\ExtensionInterface" not found in /var/www/html/usophy/vendor/league/commonmark/src/Extension/GithubFlavoredMarkdownExtension.php:23
Stack trace:
#0 {main}
thrown in /var/www/html/usophy/vendor/league/commonmark/src/Extension/GithubFlavoredMarkdownExtension.php on line 23