Enter a month between &1 and &2

What causes this issue?

The entered month "&V3&" is not within the validity period of the
condition record.

System Response

The update date would lead to inconsistent statistical data.

How to fix this error?

Enter a value between &V1& and &V2&.

Procedure for System Administrators

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.