React native 反应本机升级返回';toLowerCase';未定义的
我正在尝试将react native更新为最新版本。我运行命令:React native 反应本机升级返回';toLowerCase';未定义的,react-native,React Native,我正在尝试将react native更新为最新版本。我运行命令:react native-upgrade--verbose 然而,它正在返回: info No version passed. Fetching latest... info Fetching diff between v0.59.8 and v0.60.5... error Cannot read property 'toLowerCase' of undefined debug TypeError: Cannot read pr
react native-upgrade--verbose
然而,它正在返回:
info No version passed. Fetching latest...
info Fetching diff between v0.59.8 and v0.60.5...
error Cannot read property 'toLowerCase' of undefined
debug TypeError: Cannot read property 'toLowerCase' of undefined
at getPatch (/Users/myUser/Documents/React Native/myApp/node_modules/@react-native-community/cli/build/commands/upgrade/upgrade.js:109:121)
at process._tickCallback (internal/process/next_tick.js:68:7)
如何升级react native?在package.json文件中添加name属性。这将解决问题您是否尝试清除缓存和/或删除节点_模块并重新安装它?是的,仍然不工作哪个属性?在您的包中添加名称:“appname”。json文件对不起,我是React Native的新手,您能给我举个例子吗?什么是“appname”?你可以保留任何东西作为名称以使其工作。基本上,名称就是你的应用程序名称。这很有效!在package.json文件中添加“name”:“{your project name}”