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

Fatal error: Class 'League\CommonMark\Exception\LogicException' not found in /var/www/devel/md/product-db/vendor/league/commonmark/src/Exception/AlreadyInitializedException.php on line 16