A retailer says it received fewer units than the supplier invoiced. The difference is deducted from the supplier's payment, and the shortage claim appears in accounts receivable. At first glance, the situation seems straightforward. If the retailer didn't receive the product, it shouldn't have to pay for it. The problem is that a shortage deduction doesn't always mean the product wasn't shipped or delivered. It may mean the retailer didn't record it correctly. Receiving error