Fatal error: Uncaught Error: Interface "rdfInterface\QuadIteratorAggregateInterface" not found in /var/www/html/vendor/sweetrdf/rdf-interface/src/rdfInterface/DatasetInterface.php:35 Stack trace: #0 {main} thrown in /var/www/html/vendor/sweetrdf/rdf-interface/src/rdfInterface/DatasetInterface.php on line 35