ORA-28104: input value for object_owner is not valid
Please help!
begin DVSYS.DBMS_MACADM.CREATE_COMMAND_RULE(command=> 'ALTER USER', rule_set_name => 'Can Maintain Own Account', object_owner => DBMS_ASSERT.SCHEMA_NAME('USER'), object_name => '%',enabled => 'Y'); end;
I got the error "ORA-28104: input value for object_owner is not valid"
How could I solve this problem?