If the problem you’re experiencing isn’t listed here, don’t panic! You can get in touch with us and we’ll help sort you out.
If you could get in touch using our Support Form, with a description of the problem and a screenshot, that would be very useful. In your description, please include what exactly the problem is, what platform and device you are playing on, what you were doing when the problem occurred, and (if it wasn’t a crash) what happened afterwards.