title: ERROR in Cannot read property 'getSymbolByModule' of undefined
body: <p>When I upgrade to Angular 4 and run ng serve, I got the following error: </p>
  
  <pre><code>ERROR in Cannot read property 'getSymbolByModule' of undefined
  </code></pre>
  
  <p>The dependencies are used as per following </p>
  
  <pre><code>  "dependencies": {
      "@angular/animations": "^4.0.2",
      "@angular/cli": "^1.0.0",
      "@angular/common": "^4.0.2",
      "@angular/compiler": "^4.0.2",
      "@angular/compiler-cli": "^2.4.10",
      "@angular/core": "^4.0.2",
      "@angular/forms": "^4.0.2",
      "@angular/http": "^4.0.2",
      "@angular/platform-browser": "^4.0.2",
      "@angular/platform-browser-dynamic": "^4.0.2",
      "@angular/platform-server": "^4.0.2",
      "@angular/router": "^4.0.2",
      "@types/jasmine": "^2.5.47",
      "angular2-flash-messages": "^1.0.8",
      "angular2-jwt": "^0.1.28",
      "codelyzer": "^2.1.1",
      "core-js": "^2.4.1",
      "jasmine-spec-reporter": "^2.7.0",
      "karma": "^1.6.0",
      "rxjs": "^5.3.0",
      "ts-helpers": "^1.1.2",
      "ts-node": "^1.7.3",
      "typescript": "^2.0.10",
      "zone.js": "^0.8.5"
    },
  </code></pre>
  
  <p>Is  there something wrong here?</p>