Message

Each item in a Weight Statement SHALL be identifiable by either "item sellers identifier" or "item standard identifier"

Context
cac:GoodsItem
Test
(cac:Item/cac:StandardItemIdentification/cbc:ID) or (cac:Item/cac:SellersItemIdentification/cbc:ID)
Usage
/ ubl:WeightStatement / cac:Shipment / cac:GoodsItem / cac:Item / cac:SellersItemIdentification / cbc:ID
/ ubl:WeightStatement / cac:Shipment / cac:GoodsItem / cac:Item / cac:StandardItemIdentification / cbc:ID