Message

[PEPPOL-T021-R024] An Endpoint Identifier MUST have a scheme identifier attribute.

Context
cac:Party/cbc:EndpointID
Test
./@schemeID
Usage
/ t021:UnsubscribeFromProcedureRequest / cac:EconomicOperatorParty / cac:Party / cbc:EndpointID / @schemeID
/ t021:UnsubscribeFromProcedureRequest / cac:ContractingParty / cac:Party / cbc:EndpointID / @schemeID