How to trace missing items in 3PL picking back to the scanning node using work order photos

Today, a customer reported that a kit they received was missing an accessory, but the 3PL system showed the order as fully shipped. If customer service just replies that 'the warehouse confirmed it is correct,' the customer certainly won't accept it; however, sending a replacement immediately might mask underlying process issues. I first pulled the order's pick scan, packing station photo…