Fatal error: Uncaught Error: Interface 'Magento\Framework\Api\ExtensibleDataInterface' not found in /home/esecureh/public_html/magdemo/vendor/magento/framework/Api/Data/VideoContentInterface.php:17 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/framework/Api/Data/VideoContentInterface.php on line 17