Solution : https://service.sap.com/sap/support/notes/976559 (SAP Service marketplace login required)
Key words :
internal_problems short dump, cobrb-lfdnr reason, attached correction instructions, 999 distribution rules, settlement rule, controlling object, system generates, error message, terms saplkobs, program error
Related Notes :
483600 | Settl.rule: More than 999 distribution rule groups required |