Hi, i new to Unity3D, so i take look to tutorials, and bump into issue with error linked in tittle of this thread. So. i Wrote exactly code that this guy wrote, and do also exactly what he do, but get error. I add rigidbody to mine player object. Here picture:
http://postimg.org/image/fr4tgw1ur/
Tutorial: http://unity3d.com/learn/tutorials/projects/roll-a-ball/set-up?playlist=17141