title: Npm update - npm ERR! syscall rename
body: <p>in my project, I want to make a <code>npm update</code>, but I've always this kind of error :</p>
  <pre><code>npm ERR! code EPERM
  npm ERR! syscall rename
  npm ERR! path C:\Users\user\Desktop\SylviaTest\node_modules\bootswatch
  npm ERR! dest C:\Users\user\Desktop\SylviaTest\node_modules\.bootswatch-9Qtq80Xi
  npm ERR! errno -4048
  npm ERR! Error: EPERM: operation not permitted, rename 'C:\Users\user\Desktop\SylviaTest\node_modules\bootswatch' -&gt; 'C:\Users\user\Desktop\SylviaTest\node_modules\.bootswatch-9Qtq80Xi'
  npm ERR!  [Error: EPERM: operation not permitted, rename 'C:\Users\user\Desktop\SylviaTest\node_modules\bootswatch' -&gt; 'C:\Users\user\Desktop\SylviaTest\node_modules\.bootswatch-9Qtq80Xi
  '] {
  npm ERR!   errno: -4048,
  npm ERR!   code: 'EPERM',
  npm ERR!   syscall: 'rename',
  npm ERR!   path: 'C:\\Users\\user\\Desktop\\SylviaTest\\node_modules\\bootswatch',
  npm ERR!   dest: 'C:\\Users\\user\\Desktop\\SylviaTest\\node_modules\\.bootswatch-9Qtq80Xi'
  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.
  </code></pre>
  <p>I tried :</p>
  <ul>
  <li>Remove packages.lock</li>
  <li>npm cache clean --force</li>
  <li>npm install</li>
  <li>npm install -g npm</li>
  </ul>
  <p>but always this error...
  Can someone help me please ?</p>