Fatal error: Uncaught Error: Interface "Magento\Framework\EntityManager\Operation\ExtensionInterface" not found in /home/jasainfo/public_html/dev/tests/api-functional/_files/Magento/TestModuleDefaultHydrator/Model/ResourceModel/ReadHandler.php:17 Stack trace: #0 {main} thrown in /home/jasainfo/public_html/dev/tests/api-functional/_files/Magento/TestModuleDefaultHydrator/Model/ResourceModel/ReadHandler.php on line 17