title: Angular requires Zone.js polyfill. with system js i am facing this issue
body: <p>I am facing this error when I installed angular4 with systemjs and ASP.NET MVC4.
  I tried to fix this issue by commenting the code </p>
  
  <pre><code>"throw new error('Angular requires Zone.js prolyfill.')" 
  </code></pre>
  
  <p>in node_modules/@angular/core/core.umd.js.But nothing worked out.</p>
  
  <p>My exact problem was.</p>
  
  <blockquote>
    <p>Uncaught (in promise) Error: Angular requires Zone.js prolyfill.
        at new NgZone (core.umd.js:3805)
        at PlatformRef_._bootstrapModuleFactoryWithZone (core.umd.js:4524)
        at eval (core.umd.js:4569)
        at </p>
  </blockquote>
  
  <p>Please help me if anyone knows how to resolve this issue.</p>
  
  <p>Dependencies i used in my cshtml file</p>
  
  <pre><code>&lt;script src="~/node_modules/core-js/client/shim.min.js"&gt;&lt;/script&gt;
  &lt;script src="~/node_modules/zone.js@0.8.4/dist/zone.js"&gt;&lt;/script&gt;
  &lt;script src="~/node_modules/reflect-metadata/Reflect.js"&gt;&lt;/script&gt;
  &lt;script src="~/node_modules/systemjs/dist/system.src.js"&gt;&lt;/script&gt;
  
  &lt;script src="~/systemjs.config.js"&gt;&lt;/script&gt;
  &lt;script&gt;
      System.import('app').catch(function (err)
      {
         console.error(err);
      });
  &lt;/script&gt;
  </code></pre>