The air freight manifest weight is inconsistent today; how can I fix it before the cut-off?

Today, before the cut-off for an air freight shipment, the ULD weight differed from the system booking by several dozen pounds. My warehouse colleague said it might be a scale error. Instead of changing the manifest directly, I re-verified the AWB, piece count, dim weight, and re-weighing records. I eventually discovered that after one piece was repacked, its dimensions were updated, but the…