java.lang.NullPointerException

Doh! You are not the wizard you thought you were. Jane giggles a little bit, "oh, you tease. You lure me in here with a sexy program and just when I'm the most aroused you artfully make it crash! Kudos to you, Marquis de Sade."

"Ugh, give me a minute, this should be an easy fix," you say pounding the keys desperately. Luckily, it's an easy fix and you're back in track in no time. Jane is impressed that you actually saved the lists, so that they could be restored after the crash.