Message Class list used by SAP ABAP Program IEABLROUT (Meter Reading Routines in Billing)
SAP ABAP Program IEABLROUT (Meter Reading Routines in Billing) is using
# Object Type Object Name Object Description Note
     
1 Message Class  AH IS-U billing (master data)
2 Message Class  AJ Billing program
3 Message Class  E9 General IS-U Error Messages
4 Message Class  EBILL_CORR Bill Correction
5 Message Class  EL IS-U meter reading data processing