SAP Message >3342 - Dunning activity not defined for dunning level &2 in dunning proced. &1

Diagnosis
In dunning level &V2& in dunning procedure &V1&, no dunning activityhas been defined with amount limit zero and creditworthiness zero.
System Response
The data was saved or had already been saved. The system issues aninformation message.

Procedure
For each dunning level, define a dunning activity with amount limitzero and creditworthiness zero. You can also use an empty dunningactivity defined with the function module FKK_SAMPLE_0350_ACTVT to dothis.