Translation method & is not complete.

What causes this issue?

You entered translation method &V1&. This translation method is not
ready to be used.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Complete this translation method in Asset Customizing. You can
use the translation method when all of the following features are
maintained:
foreign currency
exchange rate type
translation according to
capitalization date
freely chosen date
customer-defined translation
When you use a freely chosen date, enter the month and the day.

Error message extract from SAP system. Copyright SAP SE.