Message Number list used by SAP ABAP Function Module UMM_WALL_GET (Wanddaten lesen)
SAP ABAP Function Module UMM_WALL_GET (Wanddaten lesen) is using
# Object Type Object Name Object Description Note
     
1 Message Number  UMM_CUSTDATA - 011 Wall '&1' or one of its subobjects is locked by &2