cocos2dx3.3 空项目 android平台 编译通过，运行报错

Cocos2d-x
#1

Dx
trouble writing output: already prepared
Unable to execute dex: Multiple dex files define Lorg/cocos2dx/lib/Cocos2dxAccelerometer;
Conversion to Dalvik format failed: Unable to execute dex: Multiple dex files define Lorg/cocos2dx/lib/Cocos2dxAccelerometer;