Fatal error: Uncaught Error: Interface "League\CommonMark\Util\ConfigurationAwareInterface" not found in /home/bisebedu/ebidding.biseb.edu.pk/demo/vendor/league/commonmark/src/Extension/HeadingPermalink/HeadingPermalinkProcessor.php:29 Stack trace: #0 {main} thrown in /home/bisebedu/ebidding.biseb.edu.pk/demo/vendor/league/commonmark/src/Extension/HeadingPermalink/HeadingPermalinkProcessor.php on line 29