SAP Message UO135 - Exchange rate type &1 contains several reroutings; process manually

Diagnosis
Under exchange rate type &1, the system identified at least onecurrency pair for which several reroutings to other exchange rate typesexist. In some cases, the system may have only found a repeatedrerouting to the same target exchange rate type.

System Response
These exchange rate types cannot be processed using the assistant.

Procedure
Set up exchange rate type &1 manually for the euro.