hi i am doing a code fro an user exit !! in that by the help of the value in rv45a-kfrel i am checking whether the header billing plan is checked or the item billing plan is checked!! but the problem is that for transactions va21 and va22 the value is getting populated but for transactions va01 and va02 the rv45a-kfrel is always getting unchecked i.e the value is not coming !! can u guys plss tell me wat can be the reason!!!