Message Class list used by SAP ABAP Program LE20KF04 (Include LE20KF04)
SAP ABAP Program LE20KF04 (Include LE20KF04) 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