connect with WIFI the connect button makes it break the app.

Hi!! 
since the version change the app stopped working launching emulated, 
how can I find the code of the version that is here : https://github.com/ROS-Mobile/ROS-Mobile-Android/blob/master/app/release/app-release.apk 
The problem is when you try to connect with WIFI the connect button makes it break the app.