用 tarojs 4.0.8、vue3.2.4版本，编译后的代码作为子页面在微信小程序里引用，运行后报错 Cannot read property 'mount' of null

[yreenchan]

相关平台

微信小程序

小程序基础库: 2.20.1
使用框架: React

复现步骤

1、用 tarojs 4.0.8、vue3.2.4版本
2、编译代码：taro build --type weapp --blended
3、复制 dist 目录产物到微信小程序里
4、在微信小程序打开页面

期望结果

编译后的代码能在微信小程序里作为子页面访问

实际结果

报错，页面空白

环境信息

  Taro CLI 4.0.8 environment info:
    System:
      OS: macOS 14.5
      Shell: 5.9 - /bin/zsh
    Binaries:
      Node: 18.18.2 - ~/.nvm/versions/node/v18.18.2/bin/node
      Yarn: 1.22.21 - ~/.nvm/versions/node/v18.18.2/bin/yarn
      npm: 9.8.1 - ~/.nvm/versions/node/v18.18.2/bin/npm
    npmPackages:
      @tarojs/cli: 4.0.8 => 4.0.8 
      @tarojs/components: 4.0.8 => 4.0.8 
      @tarojs/helper: 4.0.8 => 4.0.8 
      @tarojs/plugin-framework-vue3: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-alipay: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-h5: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-jd: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-qq: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-swan: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-tt: 4.0.8 => 4.0.8 
      @tarojs/plugin-platform-weapp: 4.0.8 => 4.0.8 
      @tarojs/runtime: 4.0.8 => 4.0.8 
      @tarojs/shared: 4.0.8 => 4.0.8 
      @tarojs/taro: 4.0.8 => 4.0.8 
      @tarojs/vite-runner: 4.0.8 => 4.0.8 
      babel-preset-taro: 4.0.8 => 4.0.8 
      eslint-config-taro: 4.0.8 => 4.0.8