Fatal error: Uncaught Error: Interface "JMS\Serializer\Visitor\Factory\SerializationVisitorFactory" not found in /home/activeexcavators/public_html/vendor copy/jms/serializer/src/Visitor/Factory/XmlSerializationVisitorFactory.php:13 Stack trace: #0 {main} thrown in /home/activeexcavators/public_html/vendor copy/jms/serializer/src/Visitor/Factory/XmlSerializationVisitorFactory.php on line 13