I cannot view anything on the phone, blue screen of death.

I cannot view anything on the phone, blue screen of death.

the phone was woorking fine when i went to bed. i recieved a message from my mother, which i read out to my aunt. went to bed, and wake up and i have the blue screen of death. it vibrated around 7am when a message came through, but i cannot open the message, as the screen is simply bsod.