Check the currency type for ledger &

What causes this issue?

The currency cannot be determined for ledger &V1& with currency type
&V2& because the currency type is not valid.

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?

Check your entries for the ledger in Extended General Ledger
customizing.

Error message extract from SAP system. Copyright SAP SE.