two screen shots so you can recreate. the image is just the idle image from one of your side view characters.

I think it is something to do with your repository browser. I do not think it downloads when it is added it to the virtual internal folder, and simply hangs because it is not there.

Sorry, I didn't quite get that. Could you clarify what I'd need to do to reproduce the crash?

It was only with that tutorial, and I have not seen it since. I got it to work when I used my own sound files when I used the gunshot and others from your repo browser it did not work.