Message Class list used by SAP ABAP Function Module /PLMB/NAV_LAYOUT_USR_GET (To get User specific Layouts)
SAP ABAP Function Module /PLMB/NAV_LAYOUT_USR_GET (To get User specific Layouts) is using
# Object Type Object Name Object Description Note
     
1 Message Class  /PLMB/BA_NAV /PLMB/BA_NAV-