title: Why can I not start the Vue UI after installing the Vue CLI?
body: <p>Using the following:</p>
  
  <pre><code>node 8.11.2
  npm 6.3.0
  </code></pre>
  
  <p>I then try to install the <em>Vue CLI</em> (<strong>@vue/cli@3.0.0</strong>):</p>
  
  <pre><code>npm i -g @vue/cli
  </code></pre>
  
  <p>but when I run the following command:</p>
  
  <pre><code>vue ui
  </code></pre>
  
  <p>I get the following error:</p>
  
  <pre><code>Error: Cannot find module 'core-js/modules/es7.object.entries'
      at Function.Module._resolveFilename (module.js:547:15)
      at Function.Module._load (module.js:474:25)
      at Module.require (module.js:596:17)
      at require (internal/module.js:11:18)
      at Object.&lt;anonymous&gt; (C:\Apps\caches\npm\node_modules\@vue\cli\node_modules\apollo-upload-server\lib\mi
  ddleware.js:14:1)
      at Module._compile (module.js:652:30)
      at Object.Module._extensions..js (module.js:663:10)
      at Module.load (module.js:565:32)
      at tryModuleLoad (module.js:505:12)
      at Function.Module._load (module.js:497:3)
  </code></pre>