No data found when create a planned purchase order

Dear everybody,

When I use API to create a planned purchase order, the system returned an error.

Return Status: U

Return Message: ORA-01403: no data found at location 100 in Package PO_INTERFACE_S Procedure create_documents

Msg count:

Code:

declare

    p_api_version                               NUMBER := 1.0;

    x_return_status                VARCHAR2(10);

    x_msg_count                  NUMBER;

    x_msg_data                   VARCHAR2(4000);

    p_batch_id                   NUMBER := 14; --///

    p_req_operating_unit_id      NUMBER;

    p_purch_operating_unit_id    NUMBER := 83; --///

    x_document_id                NUMBER;

    x_number_lines                NUMBER;

    x_document_number            VARCHAR2(100);

   p_sourcing_k_doc_type        VARCHAR2(100); --<CONTERMS FPJ>

   p_conterms_exist_flag        VARCHAR2(100); --<CONTERMS FPJ>