my first error oculus + unity 5.2

hi … this is my first error.
i am a developer on unity, but new to oculus
and the unity 5.2 show an error … picture below.

i am using unity 5.2
runtime 0.6
DK2

please help…
I apreciate any help.

2324966--156921--borrame fotoo rrt5.jpg

thanks … i download 5.1 and works perfect.
fixed and solved… thanks a lot.