i}" ></f:selectItems>
                                    </p:selectOneMenu>
                                    <p:commandButton 
                                        class="m-1 ui-button-success" 
                                        value="Add" 
                                        action="#{purchaseOrderRequestController.addItem}" 
                                        process="exDItem @this" 
                                        update="exDItem :#{p:resolveFirstComponentWithId('itemList',