SAP Message TU081 - Combination of billing class/division category &1 &2 not in MRU &3 DOCUMENTATION DiagnosisYou have entered a combination of billing class and division categorythat does not exist in the meter reading unit.System ResponseINCLUDE ISU_VERARB OBJECT DOKU ID TXProcedureINCLUDE ISU_KORR OBJECT DOKU ID TX