Jan 7, 2017
I am not sure what is the problem, maybe you don’t have OpenCV manager installed in your phone.
Check if your sdks are properly downloaded. Since I do not have access to your device I cannot tell what is wrong by just sitting here. Try Googling for possible errors,
I put the code which worked for me. I tested on a basic android phone so it cannot be because of the phone.
Let me know how it goes