3456651 - Error Message KD325 happens for settlement within project hierarchy - SAP S/4HANA Cloud Public Edition

Error Message KD 325 occurred when saving Settlement Rule indicates "Settlement within project hierarchy is not possible".

SAP S/4HANA Cloud Public Edition

The sender cannot be settled to the receiver because both WBS elements are within the same project hierarchy, which is not supported. 

Change the settlement rule to a different receiver. 

If it is required to settle project with hierarchy, use the option "Pass-Down Settlement Rule".

More information can be checked via: 

3456640 - Pass-Down Settlement Rule selection in Investment Project - SAP S/4HANA Cloud Public Edition - SAP for Me 

How to Set the Pass-Down Settlement Rule Indicator for Investment Projects

Settlement, Rule, Receiver, Project hierarchy, KD 325, KD325. , KBA , CO-OM-OPA-2CL , Overhead Orders (Public Cloud) , PS-COS-PER-SE , Settlement , Problem