[rbN.]

Okay, got more information about it I geuss with some screenshots

The crash itself (same exception at address):
http://pastebin.com/4gHzpcJv

What happened? Well, I came back from ALT-TAB. I noticed the lights were turned just like I said before. I took screenshots of it. Well, after it I just drove for more trafficlights. I hitted something a little bit.. BOOM, crashed.

Screenshots:
http://i.imgur.com/XLwZO.jpg
http://i.imgur.com/shZRM.jpg
http://i.imgur.com/Uj4hT.jpg
http://i.imgur.com/1If9f.jpg