https://support.microsoft.com/en-au/topic/kb5009902-fix-wcf-sap-adapter-ignores-data-segments-of-idocs-that-are-received-from-mbcs-sap-systems-0b556d1a-6234-4188-8d06-9a75b9e2b71f
KB5009902 - FIX: WCF-SAP adapter ignores data segments of IDOCs that are received from MBCS SAP...