SAP Message UCF5006 - Define a strategy for posting differences for method &1 in step &2

Diagnosis
The method definition requires a strategy for posting differences atthe method step level. The system uses this to determine theorganizational unit to be used for the elimination differences.
Step &V2& of method &V1& has no strategy for posting differences.

System Response
Method definition has an error and cannot be saved.

Procedure
Specify a suitable strategy for the method step.