Error on iPhone4

cocos2d-x C++
#1

my environment : cocos2d-x 3.0rc0, xcode 6.1

I have two devices.

iPhone5s (ios 8.1)
iPhone4 (ios 7.12)

I can run my project on iPhone5S.
but I can’t run on iPhone4 with errors.

What’s the probolem?