Erreur lors de l'Exécution de Package

Structure De La Table:

Name       Null Type         
---------- ---- ------------ 
DPT_NO          NUMBER       
SALARY          NUMBER(10)   
PERIOD          VARCHAR2(10) 
START_DATE      DATE         
END_DATE        DATE     

Package:

CREATE OR REPLACE package body salary_sal AS
   PROCEDURE find_sal(c_dpt_no salary.dpt_no%TYPE) IS
   c_sal salary.salary%TYPE;
   BEGIN
      SELECT salary INTO c_sal
      FROM salary
      WHERE c_dpt_no= 108;
      dbms_output.put_line('Salary: '|| c_sal);
   END find_sal;
END salary_sal;

lors de l'exécution ci-dessus, je suis d'erreur suivant

Error: PL/SQL: Compilation unit analysis terminated
Error(1,14): PLS-00201: identifier 'SALARY_SAL' must be declared
Error(1,14): PLS-00304: cannot compile body of 'SALARY_SAL' without its specification.
InformationsquelleAutor ram12393 | 2013-11-29