Message Class list used by SAP ABAP Program SAPMNB21 (IS-H: Maintain Organizational Hierarchy)
SAP ABAP Program SAPMNB21 (IS-H: Maintain Organizational Hierarchy) is using
# Object Type Object Name Object Description Note
     
1 Message Class  N2 IS-H: Building units / org. units / business partners
2 Message Class  SV View Maintenance: Customize Messages