Rigidbody problem


everytime when i add the Rigidbody component to A c4d Modell and go on Play, it the game window didnt get open. Ist since some days, but everytime bevore it works. ist Rendering only a short time and then i must go on the pause button. sorry because my bad english :wink:

thank you very much.

its with fbx models too i Need help !!! please