our fixer, stephanie zimmerman, swung into action. >> i wanted to talk to you about what happened. >> reporter: stephanie contacted and, within days, they restored don's missing points and promised him 20,000 more just for his trouble. but what exactly happened? barclay card said the card was issued through another bank and when they took over, a debt error occurred. they said the mistake was not widespread and thanked the fixer for bringing it to their attention. how can you stop something like this from happening to you? keep track of the points. a lot of online tools track everything you're earning. set on goal so you know what you're saving for and when you'll get it. >> thanks abc news fixer. >> it's been handled. >> it's been handled. >>> coming up, our viewers speak out about our mannequin challenge. >> i missed that. i'm going to have to go back and check it out. >> oh, i mean, i call it everyday life here in new york when you try to get on the west side highway and try to go somewhere. >> frozen in time. and we'll have all the feedback you're giving us on the new abc app, wnn