What could be the reason that Receipt Accounting Distributions not generated for Dropship PO receipt

Summary:

There are two Business Units (BU A and BU B) which are aligned for global procurement process. BU A is the requisitioning/consumption BU and BU B is the Procurement/Payment BU. After all transactions, the receipt accounting entries are missing in the consumption BU.

Content (required):

BU A creates a drop ship sales order and purchase requisition created in BU A. And then BU B process the requisition of BU A and creates a purchase order with the supplier and deliver to location as customer location. Once the PO was approved ASN created and with the ASN creation PO status is changed to Close for Receiving. Logical receipt is created in the inventory org of BU A.