Fatal error: Uncaught Error: Interface "League\CommonMark\Extension\ExtensionInterface" not found in /home/petclap/public_html/dev.paperless/vendor/league/commonmark/src/Extension/TableOfContents/TableOfContentsExtension.php:19 Stack trace: #0 {main} thrown in /home/petclap/public_html/dev.paperless/vendor/league/commonmark/src/Extension/TableOfContents/TableOfContentsExtension.php on line 19