为什么会报错啊?

{

"pages": [

"pages/base/base",

"pages/cloud/cloud"

],

"window": {

"backgroundColor": "#F6F6F6",

"backgroundTextStyle": "light",

"navigationBarBackgroundColor": "#F00",

"navigationBarTitleText": "我的小程序",

"navigationBarTextStyle": "white"

},

"tabBar": {

"list": [{

"pagePath": "pages/base/base",

"text": "基础",

"iconPath": "images/film.png",

"selectedIconPath": "images/film-activated.png"

},{

"pagePath": "pages/cloud/cloud",

"text": "云",

"iconPath": "images/profile.png",

"selectedIconPath": "images/profile-activated.png"

}]

}

}