Compile For Android in Android Studio 3.1 black screen

hello, I compiled in android studio 3.1 in ubuntu 16.04 correctly, but in device when starting the app, the black screen does not render. I probe with a cube, a sphere and a simple light and only the black screen appears


What is your device? Is this with Mobile rendering path selected like mentioned in the docs?

Hello, my device is huawei mate 9 lte, with android system version 7.0, in my android studio for compiled I changed version of gradle to 4.4 and android plugin version to 3.1.0 because Cmake not compiled in another version of gradle, I try reading documents and I did not succeed, I also try github samples and it does not work.