Batch & & & does not contain a valuation type

What causes this issue?

The material is subject to <GL:split_valuation>split valuation</>, but
the batch entered has not been assigned to a valuation type.

System Response

Any transaction/event that has the effect of changing the stock balance
will be rejected for this batch.

How to fix this error?

INCLUDE NA_SYSADMIN1
If you are authorized to do so, do you wish to <DS:TRAN.MM03>check</>
the valuation category in the material master record?
Do you want to <DS:TRAN.MSC3>display</> the batch?

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

Error message extract from SAP system. Copyright SAP SE.