Aha very astute of you! You where right. I've managed to solve this issue and some others apparently there is a fault in visualizations/hyperbolic-disk.rkt that

Aha very astute of you! You where right. I've managed to solve this issue and some others apparently there is a fault in visualizations/hyperbolic-disk.rkt that makes the program crash. Thankfully I've gotten contact with the author who is really helpful and he gave me the tip about removing the rkt file above.