title: npx create-react-app my-app giving me the following error after installing new version of NodeJS?
body: <p>I installed a new version of NodeJS after that I'm trying to create-react-app and on running the command <code>npx create-react-app my-app</code> is giving me the following error:</p>
  <pre class="lang-none prettyprint-override"><code>Try the new cross-platform PowerShell https://aka.ms/pscore6
  
  PS E:\ALL ABOUT React\Jonas Projects\Jonass Project Practice\myproject&gt; npm -v          
  8.1.0
  PS E:\ALL ABOUT React\Jonas Projects\Jonass Project Practice\myproject&gt; node -v
      v16.13.0
  PS E:\ALL ABOUT React\Jonas Projects\Jonass Project Practice\myproject&gt; npx create-react-app my-app
  npm ERR! code EPERM  
  npm ERR! syscall open
  npm ERR! path C:\Users\Firstname~1\AppData\Roaming\npm-cache\_cacache\tmp\724ab6af
  npm ERR! errno EPERM
  npm ERR! FetchError: Invalid response body while trying to fetch https://registry.npmjs.org/create-react-app: EPERM: operation not permitted, open 'C:\Users\Firstname~1\AppData\Roaming\npm-cache\_cacache\tmp\724ab6af'
  npm ERR!     at C:\Program Files\nodejs\node_modules\npm\node_modules\minipass-fetch\lib\body.js:162:15
  npm ERR!     at async C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:106:12
  npm ERR!     at async Promise.all (index 0)
  npm ERR!     at async exec (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:94:17)      
  npm ERR!  FetchError: Invalid response body while trying to fetch https://registry.npmjs.org/create-react-app: EPERM: 
      operation not permitted, open 'C:\Users\Firstname~1\AppData\Roaming\npm-cache\_cacache\tmp\724ab6af'
  npm ERR!     at C:\Program Files\nodejs\node_modules\npm\node_modules\minipass-fetch\lib\body.js:162:15
  npm ERR!     at async C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:106:12
  npm ERR!     at async Promise.all (index 0)
  npm ERR!     at async exec (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:94:17) {    
  npm ERR!   code: 'EPERM',
  npm ERR!   errno: 'EPERM',
  npm ERR!   syscall: 'open',
  npm ERR!   path: 'C:\\Users\\Firstname~1\\AppData\\Roaming\\npm-cache\\_cacache\\tmp\\724ab6af',
  npm ERR!   type: 'system'
  npm ERR! }
  npm ERR!
  npm ERR! The operation was rejected by your operating system.
  npm ERR! It's possible that the file was already in use (by a text editor or antivirus),
  npm ERR! or that you lack permissions to access it.
  npm ERR!
  npm ERR! If you believe this might be a permissions issue, please double-check the
  npm ERR! permissions of the file and its containing directories, or try running
  npm ERR! the command again as root/Administrator.
  PS E:\ALL ABOUT React\Jonas Projects\Jonass Project Practice\myproject&gt;
  </code></pre>