Enter asset number which is between & and &

What causes this issue?

There is external number allocation in this asset class. You have
entered a number which is outside the interval &V1& and &V2&.

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?

Enter an asset number which is within this interval.

Error message extract from SAP system. Copyright SAP SE.