Crash after game run

What I expected to happen was...:
When I run game, it shouldn't crash.
 
What actually happened was...:
Instead, it crashes.
 
Steps to Reproduce:
1. You must have MCPE 1.2.9. First login to Xbox account.
2. After that, update MCPE to 1.5.0.14.
3. After some time it should crash.
 
Phone is Xiaomi Redmi 4A