can't play haypi ipod second generation

Hey guys i stopped playing haypi for some time.. today i wanted to log in but if i start Haypi Kingdom i just see a white Background and Haypi, then haypi close :/
what can i do ?

[support2]

Hi,
1.Please reinstall our game and our newest version is 3.20.
2.Please make sure that your device have enough space to run our game.