Oracle make_ref 报错 binary Number

drop type abcType force;
CREATE OR REPLACE TYPE abcType AS OBJECT(
SHISAN_NO NUMBER(20),
SHISAN_EDABAN NUMBER(3),
SHISAN_MEISAI_NO NUMBER(5),
NENDO number(4),
NENDO_MEISHO VARCHAR2(20)
);
/

drop table abcTable force;
create table abcTable of abcType(SHISAN_NO constraint pktes primary key) OBJECT IDENTIFIER IS PRIMARY KEY;

select make_ref(abcTable, 1) from dual;
/