Android react本机选取器在react本机版本0.63.2上不工作

Android react本机选取器在react本机版本0.63.2上不工作,android,react-native,Android,React Native,我将react本机版本升级到0.63.2。然后我在Android应用程序上遇到了一个问题 Android应用程序显示空屏幕 错误如下: Warning: Picker has been extracted from react-native core and will be removed in a future release. It can now be installed and imported from '@react-native-community/picker' instead

我将react本机版本升级到
0.63.2
。然后我在Android应用程序上遇到了一个问题

Android应用程序显示空屏幕

错误如下:

Warning: Picker has been extracted from react-native core and will be removed in a future release. 
It can now be installed and imported from '@react-native-community/picker' instead of 'react-native'. 
See https://github.com/react-native-community/react-native-picker
ERROR    TypeError: Super expression must either be null or a function
ERROR    Invariant Violation: Module AppRegistry is not a registered callable module (calling runApplication)
ERROR    Invariant Violation: Module AppRegistry is not a registered callable module (calling runApplication)

如何解决此问题?

现在,react本机软件包已不再使用,大多数软件包都迁移到react本机社区。对于您的问题,请使用以下步骤删除节点模块,并使用react native community重新安装它

  • 反应本机取消链接
  • npm取消链接npm

  • 卸载--save现在几天内不使用react本机软件包大多数软件包迁移到react本机社区。对于您的问题,请使用以下步骤删除节点模块,并使用react native community重新安装它

    • 反应本机取消链接
    • npm取消链接npm

    • 卸载--save选择器已从“react native”安装库中删除

      更换

      import {Picker} from 'react-native';
      

      import {Picker} from '@react-native-picker/picker';
      

      选择器已从“react native”安装库中删除

      更换

      import {Picker} from 'react-native';
      

      import {Picker} from '@react-native-picker/picker';
      

      @react native picker/picker
      仍然不能在react native
      0.63.2
      上工作。
      @react native picker/picker
      仍然不能在react native
      0.63.2
      上工作。