Please Help!!!!!! "Mobile Network State: Disconnected"

I just got a new Huawei Ascend Y for Straight Talk yesterday and already I'm having problems with it. I Noticed that none of my apps were working (Temple Run 2 and Netflix) and that I wasn't connecting to the internet unless there was WiFi nearby. this is really frustrating because I can't do...

Please Help!!!!!! "Mobile Network State: Disconnected"