I was having the same issue with my iPhone 5s a couple of days ago. Apparently, it's specific to a T-Mobile update and using calling over Wi-Fi. [0] http://am

I was having the same issue with my iPhone 5s a couple of days ago. Apparently, it's specific to a T-Mobile update and using calling over Wi-Fi. [0] http://americasmarkets.usatoday.com/2015/06/25/iphones-hit-with-blue-screens-of-death/ http://americasmarkets.usatoday.com/2015/06/25/iphones-hit-w...