Ambiguous &/& exchange rate relations

What causes this issue?

The change to a different exchange rate type revealed different exchange
rate relationships.

System Response

Error Message

How to fix this error?

Maintain the exchange rate relationships for currency pair &V1& / &V2&
for all exchange rate types so that the conversion factors are the same.
IF &DEVICE& = 'SCREEN'
<DS:TRAN.OBBS>Execute function</>
ENDIF
You can then continue with the business transaction.

Error message extract from SAP system. Copyright SAP SE.