Fatal error: Uncaught Error: Class 'Aranyasen\HL7\Segment' not found in /home/app/htdocs/message_gateway/vendor/aranyasen/hl7/src/HL7/Segments/PV1.php:11 Stack trace: #0 {main} thrown in /home/app/htdocs/message_gateway/vendor/aranyasen/hl7/src/HL7/Segments/PV1.php on line 11