SAP Message >W315 - No document type has been stored for interest

Diagnosis
No document type has been defined in posting area 1085 (
Specifications for Interest on Arrears).
System Response
The interest calculated in the dunning run cannot be postedautomatically.

Procedure
In Customizing, enter a document type that can be used for the massrun.
INCLUDE FICA_NA_CUST_2 OBJECT DOKU ID TX