Temperature area &1 <= date &2: temperature missing in &3

What causes this issue?

There is no entry with a date that is the same as or is before the
specified date. Therefore, it is not possible to determine a
replacement value.

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?

Maintain the corresponding values.

Error message extract from SAP system. Copyright SAP SE.