I cant play it!

I have an iPhone 4 that has iOS 7.1.2 which is more than the game needs, but whenever I open the game it kicks me back to home screen! I tried resetting the game and my phone, switching wifi and deleted the game and redownloaded a few times but nothing works! Please fix!

Emeraldstar the cat thing about Village Life: Love & Babies, v2.6.9