title: index page appear as white screen after app deployment for reactjs deployment
body: <p>I have reactjs app and i made the deployment and upload build folder's content to my server :</p>
  
  <p>mydomain.com/cpanel/</p>
  
  <p>But when i request mydomain.com/cpanel/index.html</p>
  
  <p>the page stay white screen and nothing displayed, i have checked console and i saw the following error:</p>
  
  <p><a href="https://unpkg.com/react@16.12.0/umd/react.production.js" rel="nofollow noreferrer">GET https://unpkg.com/react@16.12.0/umd/react.production.js
  </a>
   <code>net::ERR_ABORTED 404</code></p>
  
  <p>also i have requested the above link directly from browser and i got :</p>
  
  <p>Cannot find "/umd/react.production.js" in react@16.12.0</p>
  
  <p>I don't know if the problem in this link or not</p>
  
  <p>Thanks</p>