add new emp.

I create procedure and don't find error and I test procedure and add new employee but when I replace procedure with attribute don't give error but when test give error

 

CREATE OR REPLACE procedure APPS.new_emp_api(Business_group_id in number,Employee_first_Name in varchar2,Employee_Last_Name in varchar2,Sex_M_or_F varchar2

,EMP_NUM IN VARCHAR2)

is

l_employee_number per_people_f.employee_number%TYPE;

l_person_id per_people_f.person_id%TYPE;

l_assignment_id per_assignments_f.assignment_id%TYPE;

l_per_object_version_number per_people_f.object_version_number%TYPE;