SAP Message 5AT206 - No type conversion is possible for currency amount &1

Diagnosis
You have used a currency field as a DataDictionary reference. However,the system can only convert currency fields if they are assigned to acorresponding currency key field. Since this is not possible in thecontext of generic attributes, the system cannot convert the field in ameaningful way.

System Response
The system does not convert the field.

Procedure
Use a reference to an appropriate number field.