Undo receipt: Remaining quantity must be equal to 16 in item ledger entries
You would need to change how the Item Ledger Entries are applied. It can be done through Application Worksheet (You can open it from Item Ledger Entries).
You should un-apply the Shipment entry, and link the return with the Shipment, so that Your receipt hasn't got any entries applied and the Remaining Qty is in full.
Under review
Thank you for your reply! To ensure a great experience for everyone, your content is awaiting approval by our Community Managers. Please check back later.