the camera of the oculus rift player prefab moves out of the rigidbody??

i have the oculus rift player prefab in my scene. when i move around in real life in front of the sensor, the camera moves but the player holds the same position. so when i walk into a wall in game, i can move through the wall. how can i keep the camera in the player body?

this is when i start up. and stand still:
View attachment 211069
this is when i walk (in real life in front of the sensor):
View attachment 211070
i want the green collider and the camera to move together. but...

the camera of the oculus rift player prefab moves out of the rigidbody??