Fatal error: Uncaught Error: Interface 'League\CommonMark\Extension\ConfigurableExtensionInterface' not found in /home/szfwxvyz/data-a23/a23/data/old/vendor/league/commonmark/src/Extension/HeadingPermalink/HeadingPermalinkExtension.php:25 Stack trace: #0 {main} thrown in /home/szfwxvyz/data-a23/a23/data/old/vendor/league/commonmark/src/Extension/HeadingPermalink/HeadingPermalinkExtension.php on line 25