Sending "devMenu" to all React Native apps failed. Make sure your app is running in the simulator or on a phone connected via USB. info Opening developer menu..

时间:2021-06-11 12:11:07   收藏:0   阅读:238
warn No apps connected. Sending "reload" to all React Native apps failed. Make sure your app is running in the simulator or on a phone connected via USB. info Reloading app... 
warn No apps connected. Sending "devMenu" to all React Native apps failed. 
Make sure your app is running in the simulator or on a phone connected via USB. info Opening developer menu... N

1.我这个问题出现的原因一开始是因为的node安装的是12.19.1版本,然后经过确认需要安装12.9.1版本,所以我node重新安装了.

2.重新安装之后还是这个错误,然后我突然想起来我rn全局那个 React Native CLI是用12.19.1安装的,可能有问题,于是重新卸载和安装

npm uninstall react-native-cli
npm install -g react-native-cli //因为我安装教程安装的是全局的,所以要卸载掉重新安装,包括npm包 

3.然后就搞定了,进入这个界面

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原文:https://www.cnblogs.com/shuen/p/14874206.html

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