Unable to read typings for "angular2-beta-to-rc-alias" about ng2-webpack-demo HOT 3 CLOSED

{
  "globalDependencies": {
    "angular-protractor": "registry:dt/angular-protractor#1.5.0+20160425143459",
    "core-js": "registry:dt/core-js#0.0.0+20160317120654",
    "hammerjs": "registry:dt/hammerjs#2.0.4+20160417130828",
    "jasmine": "registry:dt/jasmine#2.2.0+20160505161446",
    "node": "registry:dt/node#6.0.0+20160514165920",
    "selenium-webdriver": "registry:dt/selenium-webdriver#2.44.0+20160317120654",
    "source-map": "registry:dt/source-map#0.0.0+20160317120654",
    "uglify-js": "registry:dt/uglify-js#2.6.1+20160316155526",
    "webpack": "registry:dt/webpack#1.12.9+20160321060707",
    "angular2-beta-to-rc-alias": "file:./node_modules/@angularclass/angular2-beta-to-rc-alias/src/beta-17/typings.d.ts"
  }
}