Fatal error: Uncaught Error: Interface 'League\CommonMark\Block\Element\StringContainerInterface' not found in /opt/lampp/htdocs/Insurance-Integration/vendor/league/commonmark/src/Block/Element/InlineContainerInterface.php:17 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/Insurance-Integration/vendor/league/commonmark/src/Block/Element/InlineContainerInterface.php on line 17