I am having the exact same issue. I updated usb loader gx yesterday to rev 567 through the update and everything seemed fine until I was done downloading some covers then I received a boot dump (i didn't have a camera to take a pic) and when I started the loader back up all of my games are now...
I have seen the new 52 and dcau animated movies I think they take every opportunity to say his name "Dick", and they say it more often than should have been necessary