title: When I run `npm install`, it returns with `ERR! code EINTEGRITY` (npm 5.3.0)
body: <p>I am getting this error while running <code>sudo npm install</code>. On my server, npm was installed earlier. I've tried to delete the <code>package-lock.json</code> file, and ran <code>npm cache clean --force</code>, but it didn't work. </p>
  
  <p>My npm version is 5.3.0.</p>
  
  <p>The error:</p>
  
  <pre><code>npm ERR! code EINTEGRITY
  npm ERR! sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA== integrity checksum failed when using sha512: wanted sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA== but got sha512-WXI95kpJrxw4Nnx8vVI90PuUhrQjnNgghBl5tn54rUNKZYbxv+4ACxUzPVpJEtWxKmeDwnQrzjc0C2bYmRJVKg==. (65117 bytes)
  
  npm ERR! A complete log of this run can be found in:
  npm ERR!     /home/ubuntu/.npm/_logs/2017-11-29T05_33_52_182Z-debug.log
  </code></pre>