create a customer (person)in AR module using API

Hello everyone,

im trying to add a new customer using API in the receivable module but im receiving an error.

Procedure :

Create or replace PROCEDURE  XX_AR_newcustomer (EMP_NB in number) IS

   p_cust_account_rec HZ_CUST_ACCOUNT_V2PUB.CUST_ACCOUNT_REC_TYPE;

   p_person_rec HZ_PARTY_V2PUB.PERSON_REC_TYPE;

   p_customer_profile_rec HZ_CUSTOMER_PROFILE_V2PUB.CUSTOMER_PROFILE_REC_TYPE;

   p_organization_rec HZ_PARTY_V2PUB.ORGANIZATION_REC_TYPE ;

   x_cust_account_id NUMBER;

   x_account_number  VARCHAR2 ( 2000 ) ;

   x_party_id        NUMBER;

   x_party_number    VARCHAR2 ( 2000 ) ;

   x_profile_id      NUMBER;