Fatal error: Uncaught Error: Interface "Microsoft\Kiota\Abstractions\Serialization\Parsable" not found in /var/www/usonboard.com/vendor/microsoft/microsoft-graph-core/src/Requests/BatchRequestItem.php:30 Stack trace: #0 {main} thrown in /var/www/usonboard.com/vendor/microsoft/microsoft-graph-core/src/Requests/BatchRequestItem.php on line 30