Currency & not supported

What causes this issue?

The <GL:currency>currency</> &V1& is not supported in the system.

System Response

INCLUDE 'KEINE-VERARBEITUNG' OBJECT DOKU ID TX LANGUAGE E

How to fix this error?

Enter the correct currency.
INCLUDE 'EINGABEN' OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.