I have a serious problem can't touch play or it will crash

I can't even play mincraft when I press the play button I crashes to the home page of my tablet also I can't change my name I'll click it and it will just keep blinking I'm on version 1.1.3 so yeah I hope this really gets fixed pleas do so I heard that's it's coming up on other people kindle fire also If you ride this I will be so GRATEFUL FOR your help thank you