引擎2.4.9

A游戏发布成微信小游戏，然后把另外一个发布微信B小游戏放在A的根目录下。配置独立分包

“independent”: true,

“name”: “playableDemo”,

“root”: “subpackages/playableDemo”,

“meta”: {

“type”: “playable”

}

用微信开发者工具运行独立分包报错提示

Error: cannot find module assets/internal/config.js

at window.cocos_require (ccRequire.js:13)

at A (adapter-min.js:1)

at bundle (adapter-min.js:1)

at o (cocos2d-js-min.js:1)

at cocos2d-js-min.js:1

at retry (cocos2d-js-min.js:1)

at Object.download (cocos2d-js-min.js:1)

at Object.load (cocos2d-js-min.js:1)

at define.51.e.exports (cocos2d-js-min.js:1)

at r._flow (cocos2d-js-min.js:1)(env: Windows,mg,1.06.2210310; lib: 2.32.1)

这个config.js是没有的，请大神指点

或者说如何启动试玩游戏