npx create-react-app 客户端给出此错误“无法读取未定义的属性（读取'isServer'）”

Question

Installing packages. This might take a couple of minutes.
Installing react, react-dom, and react-scripts with cra-template...

npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\priyesh\AppData\Local\npm-cache\_logs\2021-10-09T13_17_00_252Z-debug.log

Aborting installation.
  npm install --save --save-exact --loglevel error react react-dom react-scripts cra-template has failed.

Deleting generated file... node_modules
Deleting generated file... package.json
Deleting client/ from C:\work\blog
Done.

Answer 1

This error simply shows difference between version of global packages..update windows, npm, node remove cached memory in node. sometime reconnect to internet will help in this error..

Answer 2

我在节点 16.0.0 上遇到了同样的错误 - 使用当前最新的 16.13.2 它可以工作

Answer 3

I am also facing similar issue when run ng new app

\ Installing packages (npm)...npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')
npm ERR! Cannot read properties of undefined (reading 'isServer')

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\USER\AppData\Local\npm-cache\_logs\2021-11-15T15_33_04_241Z-debug.log
× Package install failed, see above.
The Schematic workflow failed. See above.