老师，在aap.json文件中配置tabBar后，welcome页面点击后为什么不能跳转了，控制也报错了，其它页面都没动过

来源：2-14 加入tabbar选项卡

一名前端小白

2020-12-09 23:34:34

# 具体遇到的问题

# 报错信息的截图

# 相关课程内容截图

# 尝试过的解决思路和结果

# 粘贴全部相关代码，切记添加代码注释（请勿截图）

app.json文件
{
  "pages": [
    "pages/welcome/welcome",
    "pages/posts/posts",
    "pages/posts/post-details/post-details",
    "pages/demo/demo"
  ],
  "window": {
    "navigationBarBackgroundColor": "#b3d4db"
  },
  "tabBar": {
    "borderStyle":"white",
    "position": "bottom",
    "list": [
      {
        "pagePath": "pages/posts/posts",
        "text": "阅读",
        "iconPath": "/images/icon/collection-anti.png",
        "selectedIconPath": "/images/icon/collection.png"
      },
      {
        "pagePath": "pages/posts/posts",
        "text": "demo",
        "iconPath": "/images/icon/collection-anti.png",
        "selectedIconPath": "/images/icon/collection.png"
      }
    ]
  },
  "sitemapLocation": "sitemap31.json"
}
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