Fatal error: Uncaught Error: Class "League\CommonMark\Inline\Element\AbstractStringContainer" not found in /home/alkhalaffamily/public_html/educourses/vendor/league/commonmark/src/Inline/Element/HtmlInline.php:17 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/educourses/vendor/league/commonmark/src/Inline/Element/HtmlInline.php on line 17