warningEN 16931syntax binding ruleCII
Only one payee identifier should be present (either the ID or the Global ID)
An element that EN 16931 allows at most once appears more than once: Only one payee identifier should be present (either the ID or the Global ID)
Keep the single correct occurrence and delete the rest. If you genuinely have several values, they belong in a repeatable group, not in repeated elements.
CII — context /rsm:CrossIndustryInvoice/rsm:SupplyChainTradeTransaction/ram:ApplicableHeaderTradeSettlement
(not(ram:PayeeTradeParty/ram:ID) and ram:PayeeTradeParty/ram:GlobalID) or (ram:PayeeTradeParty/ram:ID and not(ram:PayeeTradeParty/ram:GlobalID)) or (not(ram:PayeeTradeParty/ram:ID) and not(ram:PayeeTradeParty/ram:GlobalID))