Message Class list used by SAP ABAP Program MSEDPORTF04 (Include MSEDPORTF04: form routines for port tree)
SAP ABAP Program MSEDPORTF04 (Include MSEDPORTF04: form routines for port tree) is using
# Object Type Object Name Object Description Note
     
1 Message Class  B1 ALE group messages
2 Message Class  E0 SAP EDI messages
3 Message Class  E1 Messages for IDoc Basis
4 Message Class  EA IDoc Basis Messages