title: how can I fix this problem npm error to install my react app?
body: <p>npm ERR! code ERR_SOCKET_TIMEOUT
  npm ERR! errno ERR_SOCKET_TIMEOUT
  npm ERR! network Invalid response body while trying to fetch <a href="https://registry.npmjs.org/html-webpack-plugin" rel="nofollow noreferrer">https://registry.npmjs.org/html-webpack-plugin</a>: Socket timeout
  npm ERR! network This is a problem related to network connectivity.
  npm ERR! network In most cases you are behind a proxy or have bad network settings.
  npm ERR! network
  npm ERR! network If you are behind a proxy, please make sure that the
  npm ERR! network 'proxy' config is set properly.  See: 'npm help config'</p>
  <p>npm ERR! A complete log of this run can be found in:</p>