SAP Message VK366 - Agreement &1: No fixed rate for conversion from &2 to &3

Diagnosis
For the conversion of agreement currency into target currency, no fixedrate with rate category EURO is stored in the system.

System Response
This can lead to unexpected payment amounts, if the rates between theagreement and target currencies have changed over the course of thevalidity period.

Procedure
If the agreement currency that is taking part in European CurrencyUnion, maintain the fixed rates with rate category EURO.
In other cases, you should not change the agreement currency.