SAP Message V6808 - No selection group activated

Diagnosis
You attempted to transfer location master data to a transfer planningsystem. You did not however indicate what type of location master datayou wanted to send or select.

System Response
The operation cannot be continued without these entires.

Procedure
Select at least one type of location master data in the section'Activation of the selection group' (customers, supplies, carrier,transportation connection points, shipping point or factory) andcontinue executing the program.