While submitting the concurrent from backend getting 0 for request_id. Please suggest if any thing is missing.
DECLARE
l_request_id NUMBER;
BEGIN
apps.FND_GLOBAL.APPS_INITIALIZE (1318, 50583, 401, NULL, NULL);
l_request_id := apps.fnd_request.submit_request (
application => 'INV',
program => 'CSTPCIMP',
description => 'CSTPCIMP',
start_time => trunc(SYSDATE),
sub_request => FALSE,
argument1 => 'Import item costs,resource rates, and overhead rates',
argument2 => 'Remove and replace cost information',
argument3 => 'Specific group ID',
argument4 => 1,
argument5 => 1001,
argument6 => 'Pending',
argument7 => 'No'
);
COMMIT;
END;