Fatal error: Uncaught Error: Interface 'Magento\Framework\Api\ExtensionAttributesInterface' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-ui/Api/Data/BookmarkExtensionInterface.php:14 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-ui/Api/Data/BookmarkExtensionInterface.php on line 14