Creator 2.0.10 引擎自带碰撞开启失败

[111518 (helloworld)]

• Creator 版本：2.0.10

• 目标平台： iphone7

• 详细报错信息，包含调用堆栈：ERROR: TypeError: null is not an object (evaluating ‘cc.director.getCollisionManager().enabled = !0’), location: src/project.js:2430:34
  STACK:
  onLoad@src/project.js:2430:34
  anonymous
  invoke@src/cocos2d-jsb.js:8726:13
  activateNode@src/cocos2d-jsb.js:18608:16
  _activate@src/cocos2d-jsb.js:6614:40
  runSceneImmediate@src/cocos2d-jsb.js:4750:1

[111518 (helloworld)]

IOBuffer 闪退了。。什么情况
运行的是官方的example