When Defining Manage Financial Orchestration Flows getting an Error

Summary:

I am creating a Global procurement scenario between two BU across different LE. When tried to define "Manage Financial Orchestration Flows" Getting the below error

A customer location must be specified for the SN US WEST BU business unit in the profit center business unit to party relationship. (FOS-3465260)
The SN US WEST BU business unit is used as a buying business unit in a financial route where intercompany receivables invoices are created along the financial route. A customer bill to location in Common Set address set must be specified in the intercompany buyer profile in the Profit Center Business Unit to Party Relationship setup for the business unit.