Put the summary of the bug you're having here
When you turn off your scree well playing minecraft and you turn it back on it freezes on you
What I expected to happen was...:
To keep on playing mcpe

What actually happened was...:
i went in the game and it froze on me
t*Steps to Reproduce:*
1. Play for a bit
2. ...turn off the screen
3. ...and turn it back on and it well freez