I am new to Android Studio and google-Glass.

I am trying to create a knew project that will use google-glass but my problem is when I have to Check/select glass it is Disabled and I do not know how to fix this problem. 

See the Image below.

![enter image description here](https://i.stack.imgur.com/QI9mZ.png)

and here is my SDK that shows that i have installed APK 19.

![enter image description here](https://i.stack.imgur.com/rVD8m.png)

and with the Image below it shows that the glass does appear on Android Studio

![enter image description here](https://i.stack.imgur.com/DGoJk.png)

can anyone please help me if the is something wrong that i am doing.

will appreciate your Help.