title: npm install -g yo command gives -> ERR! yo@1.1.0 postinstall: `node scripts/doctor.js`
body: <p>I just tried to do a npm install but get this error about doctor,js at the end. Do I need to worry about it?</p>
  
  <p><strong>npm install -g yo</strong></p>
  
  <p>.
  .</p>
  
  <pre><code>npm http 304 https://registry.npmjs.org/graceful-fs
  npm http 200 https://registry.npmjs.org/fstream/-/fstream-0.1.25.tgz
  /usr/local/bin/yo -&gt; /usr/local/lib/node_modules/yo/cli.js
  
  &gt; yo@1.1.0 postinstall /usr/local/lib/node_modules/yo
  &gt; node scripts/doctor.js
  
  npm WARN This failure might be due to the use of legacy binary "node"
  npm WARN For further explanations, please read
  /usr/share/doc/nodejs/README.Debian
  
  npm ERR! yo@1.1.0 postinstall: `node scripts/doctor.js`
  npm ERR! `sh "-c" "node scripts/doctor.js"` failed with 1
  npm ERR! 
  npm ERR! Failed at the yo@1.1.0 postinstall script.
  npm ERR! This is most likely a problem with the yo package,
  npm ERR! not with npm itself.
  npm ERR! Tell the author that this fails on your system:
  npm ERR!     node scripts/doctor.js
  npm ERR! You can get their info via:
  npm ERR!     npm owner ls yo
  npm ERR! There is likely additional logging output above.
  
  npm ERR! System Linux 3.11.0-12-generic
  npm ERR! command "/usr/bin/nodejs" "/usr/bin/npm" "install" "-g" "yo"
  npm ERR! cwd /etc/libvirt/qemu
  npm ERR! node -v v0.10.15
  npm ERR! npm -v 1.2.18
  npm ERR! code ELIFECYCLE
  npm ERR! 
  npm ERR! Additional logging details can be found in:
  npm ERR!     /etc/libvirt/qemu/npm-debug.log
  npm ERR! not ok code 0
  </code></pre>
  
  <p>EDIT_<strong><em>_</em>__<em>_</em>__<em>_</em>__<em>_</em>_</strong>--</p>
  
  <p>for some reason node -v outputs nothing in terminal</p>
  
  <p>I have the latest node installed:</p>
  
  <p>WebstormProjects # sudo apt-get install node 
  Reading package lists... Done 
  Building dependency tree 
  Reading state information... Done 
  node is already the newest version. 
  0 upgraded, 0 newly installed, 0 to remove and 143 not upgraded.</p>