Solution : https://service.sap.com/sap/support/notes/517252 (SAP Service marketplace login required)
Key words :
pension plan qdro information infotype, enter transaction sm31, enter table/view, check subtype obligatory, frame general attributes, create it0566 records, find infotype 0566, beneficiary records, symptom it0566, terms it0566
Related Notes :
521204 | Q&A: Master Note for U.S. Master Data |
494765 | IT0566: QDRO - Permissibility of other subtypes |