Warning: Unsupported declare 'strict_types' in /var/www/devel/md/product-db/vendor/league/commonmark/src/Node/RawMarkupContainerInterface.php on line 3

Fatal error: Interface 'League\CommonMark\Node\StringContainerInterface' not found in /var/www/devel/md/product-db/vendor/league/commonmark/src/Node/RawMarkupContainerInterface.php on line 20