title: What is the solution to NativeScript "Cannot read property 'match' of null" error after "tns doctor"
body: <p>I'm trying to install <strong>NativeScript</strong> in my machine,
  tns CLI was successfully installed, but when i try to execute <strong>tns doctor</strong> commande, I'm getting this error :
  <a href="https://i.stack.imgur.com/0CkRx.png" rel="nofollow">Cannot read property 'match' of null</a> </p>
  
  <p>I'm developing an application for <strong>android</strong> platform, so I don't need to install Xcode.</p>
  
  <p>Can you help me please ?</p>