Creating a Sales Order from visual Composer

Hello every body,

This is my first application in visual composer.

I am trying to developt an apliication from Visual Composer. This application have to create an sales order.

I am calling the service BAPI_SALESORDER_CREATEFROMDAT2 from the R/3 system, but some tables as ORDER_ITEMS_IN, ORDER_ITEMS_INX, ... appears like output ports and shold appear like input table.

Do you know if can I solve it?.

Thanks in advance. Javier.