Why does my Andriod keep turning off and on it won't pass the startup screen?

[AC Question]

andriod keeps turning off and on it wont pass the startup screen.

BLU DASH 5.5 ANDRIOD 4.4.2 when it was coming on, on the screen i saw android systemui has stopped unfortunately. I then force stopped the app now my phone keeps shutting on and off automatically by itself without me touching it jr5674

 

[Sara Khattab]

Did you ever figure out how to fix it?