Fatal error: Uncaught Error: Interface "League\CommonMark\Renderer\DocumentRendererInterface" not found in /Applications/MAMP/htdocs/fislo/vendor/league/commonmark/src/Xml/XmlRenderer.php:18 Stack trace: #0 {main} thrown in /Applications/MAMP/htdocs/fislo/vendor/league/commonmark/src/Xml/XmlRenderer.php on line 18