App crashes when launched

Expected behavior

I was hoping i could use the app due to the fact i just downloaded..

Actual behavior

Its like the app doesn't work at all ,it forcestops everytime i try to launch

How to reproduce

• download and install

• launch and wait

Application : simple camera

OS : android 7.0nougat

Device : Tecno K7 2gb ram

Recording of the bug

Github link : https://github.com/avraampiperidis/AndroidCamera

My github account : https://github.com/papppyo