Message Class list used by SAP ABAP Program RSEREPA5 (New data element assigned to segment field)
SAP ABAP Program RSEREPA5 (New data element assigned to segment field) is using
# Object Type Object Name Object Description Note
     
1 Message Class  B1 ALE group messages
2 Message Class  E1 Messages for IDoc Basis
3 Message Class  EA IDoc Basis Messages