2609702 - Cancellation of Inbound Delivery Does Not Cancel Customer Return

You have canceled Inbound Deliveries and expect that the associated Customer return gets canceled automatically as well.
You need to release your Customer Return without a Credit Memo to finish the Return business process but cannot as Information message is raised:

'Inbound delivery updated but return already released without credit memo'

SAP Business ByDesign

Customer return cancelaltion, returns, reason for return, canceled, Credit Memo, with, without, Inbound delivery cancellation, status, invoicing status , KBA , AP-CRP-CR , Customer Return , Problem