Node.js 创建缺少文件的应用程序？

尝试学习React Native，但初学者不起作用。它在抱怨什么

尝试npm缓存清理--强制

重新启动系统

确保您的目录具有读写权限

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您仍然没有修复更新节点和npm，请告诉我您是否解决了问题。否则我会找到其他解决方案

npm ERR! path C:\Users\Alex\AppData\Roaming\npm\node_modules\create-react-native-app\build\index.js
npm ERR! code ENOENT
npm ERR! errno -4058  
npm ERR! syscall chmod  
npm ERR! enoent ENOENT: no such file or directory, chmod 'C:\Users  \Alex\AppData\Roaming\npm\node_modules\create-react-native-app\build\index.js'  
npm ERR! enoent This is related to npm not being able to find a file.  
npm ERR! enoent  

npm ERR! A complete log of this run can be found in:  
npm ERR!     C:\Users\Alex\AppData\Roaming\npm-cache\_logs  \2018-06-26T16_24_58_412Z-debug.log