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.Este error simplemente muestra la diferencia entre la versión de los paquetes globales... actualice Windows, npm, el nodo elimine la memoria caché en el nodo. en algún momento, volver a conectarse a Internet ayudará en este error.
Tuve el mismo error con el nodo 16.0.0 - con el último 16.13.2 actual funciona