Specify interval

What causes this issue?

The items due are always determined if a due date analysis field is
contained in the line layout variant.

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?

You must specify an interval. If the system cannot display possible
entries here (F4), then an interval has not yet been defined.
INCLUDE 'FUNKTION_AUSF_HREN' OBJECT DOKU ID TX LANGUAGE EN
IF &DEVICE& = 'SCREEN'
<DS:TRAN.OB39>Define Interval for Days in Arrears</>.
ENDIF

Error message extract from SAP system. Copyright SAP SE.