Message Number list used by SAP ABAP Program LIHIEI00 (PAI Modules PM Hierarchy Maintenance)
SAP ABAP Program LIHIEI00 (PAI Modules PM Hierarchy Maintenance) is using
# Object Type Object Name Object Description Note
     
1 Message Number  IH - 027 An item can only be allocated to visible fields
2 Message Number  IH - 030 Display position & has been allocated more than once