Fatal error: Uncaught Error: Interface "League\CommonMark\Node\StringContainerInterface" not found in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\league\commonmark\src\Node\RawMarkupContainerInterface.php:19 Stack trace: #0 {main} thrown in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\league\commonmark\src\Node\RawMarkupContainerInterface.php on line 19