Message Number list used by SAP ABAP Function Module UPARU_VALID_INPUT (Validation of the Layout Maintenance Info Object)
SAP ABAP Function Module UPARU_VALID_INPUT (Validation of the Layout Maintenance Info Object) is using
# Object Type Object Name Object Description Note
     
1 Message Number  UPARU - 156 &1 has a reference to another InfoObject; It cannot be open for Input