EDI is nothing but Electronic data interchange.SAP will support EDI through
Intermediate documents(IDOCS).
For creating sales documents(sales order) through IDOCS you will have to use the
T code WE19.In that click basic type and enter order05(IDOC type) and select via
message type then enter ORDERS(message type), click execute.
you will get to see many fields.here you have to enter the datas that you
enter in the VA01 screen in order to create sales order.The datas such as
material name,date,qty,P.O no etc.. after entering all the datas you click
standard inbound the IDOC would be created by the system.You can see the created
order by going in to VA03 screen.
NExt time when you create the IDOC, in same WE19 screen click existing IDOC
and enter the IDOC which you created in the above step and just change the P.O
no.Sytem will create new sales order through new IDOC
Before doing all you need to maintain the partner profile in T code WE20.For
this Discuss with EDI consultant.
