我正在尝试学习角度2.我正在尝试在package.jason上执行“Restore Packages”。在培训中，当视频中的培训师执行此操作时没有问题。
我正在使用visual studio 2015。
在输出中，我收到以下错误：
====Executing command 'npm install'====
npm WARN package.json angular2-quickstart@1.0.0 No README data
npm http GET https://registry.npmjs.org/reflect-metadata
npm http GET https://registry.npmjs.org/systemjs
npm http GET https://registry.npmjs.org/lite-server
npm http GET https://registry.npmjs.org/rxjs
npm http GET https://registry.npmjs.org/core-js
npm http GET https://registry.npmjs.org/karma-cli
npm http GET https://registry.npmjs.org/lodash
npm http GET https://registry.npmjs.org/concurrently
npm http GET https://registry.npmjs.org/karma-htmlfile-reporter
npm http GET https://registry.npmjs.org/http-server
npm http GET https://registry.npmjs.org/zone.js
npm http GET https://registry.npmjs.org/canonical-path
npm http GET https://registry.npmjs.org/karma-chrome-launcher
npm http GET https://registry.npmjs.org/rimraf
npm http GET https://registry.npmjs.org/typings
npm http GET https://registry.npmjs.org/karma-jasmine
npm http GET https://registry.npmjs.org/jasmine-core
npm http GET https://registry.npmjs.org/tslint
npm http GET https://registry.npmjs.org/angular2-in-memory-web-api
npm http GET https://registry.npmjs.org/bootstrap
npm http GET https://registry.npmjs.org/angular/common
npm http GET https://registry.npmjs.org/angular/forms
npm http GET https://registry.npmjs.org/angular/http
npm http GET https://registry.npmjs.org/angular/compiler
npm http GET https://registry.npmjs.org/angular/core
npm http GET https://registry.npmjs.org/angular/platform-browser
npm http GET https://registry.npmjs.org/angular/platform-browser-dynamic
npm http GET https://registry.npmjs.org/angular/router
npm http GET https://registry.npmjs.org/angular/router-deprecated
npm http GET https://registry.npmjs.org/angular/upgrade
npm http GET https://registry.npmjs.org/protractor
npm http GET https://registry.npmjs.org/typescript
npm http GET https://registry.npmjs.org/karma
npm http 304 https://registry.npmjs.org/reflect-metadata
npm http 304 https://registry.npmjs.org/rxjs
npm http 304 https://registry.npmjs.org/systemjs
npm http 304 https://registry.npmjs.org/lite-server
npm http 304 https://registry.npmjs.org/core-js
npm http 304 https://registry.npmjs.org/karma-cli
npm http 304 https://registry.npmjs.org/lodash
npm http 304 https://registry.npmjs.org/http-server
npm http 304 https://registry.npmjs.org/concurrently
npm http 304 https://registry.npmjs.org/karma-htmlfile-reporter
npm http 304 https://registry.npmjs.org/zone.js
npm http 304 https://registry.npmjs.org/canonical-path
npm http 304 https://registry.npmjs.org/karma-chrome-launcher
npm http 304 https://registry.npmjs.org/rimraf
npm http 304 https://registry.npmjs.org/typings
npm http 304 https://registry.npmjs.org/karma-jasmine
npm http 304 https://registry.npmjs.org/jasmine-core
npm http 304 https://registry.npmjs.org/tslint
npm http 304 https://registry.npmjs.org/bootstrap
npm http 304 https://registry.npmjs.org/angular2-in-memory-web-api
npm http 404 https://registry.npmjs.org/angular/common
npm http 404 https://registry.npmjs.org/angular/forms
npm http 404 https://registry.npmjs.org/angular/compiler
npm http 404 https://registry.npmjs.org/angular/http
npm http 404 https://registry.npmjs.org/angular/core
npm ERR! 404 Not Found
npm ERR! 404
npm ERR! 404 'angular/common' is not in the npm registry.
npm ERR! 404 You should bug the author to publish it
npm ERR! 404 It was specified as a dependency of 'angular2-quickstart'
npm ERR! 404
npm ERR! 404 Note that you can also install from a
npm ERR! 404 tarball, folder, or http url, or git url.
npm ERR! System Windows_NT 6.1.7601
npm ERR! command "C:\\Program Files (x86)\\Microsoft Visual Studio14.0\\Common7\\IDE\\Extensions\\Microsoft\\Web Tools\\External\\\\node\\node" "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\IDE\\Extensions\\Microsoft\\Web Tools\\External\\npm\\node_modules\\npm\\bin\\npm-cli.js" "install"
npm ERR! cwd c:\users\nojha\documents\visual studio 2015\Projects\Angular2TestApplication\Angular2TestApplication
npm ERR! node -v v0.10.31
npm ERR! npm -v 1.4.9
npm ERR! code E404
npm http 404 https://registry.npmjs.org/angular/platform-browser
npm http 404 https://registry.npmjs.org/angular/platform-browser-dynamic
npm http 304 https://registry.npmjs.org/protractor
npm http 304 https://registry.npmjs.org/typescript
npm http 404 https://registry.npmjs.org/angular/router
npm http 304 https://registry.npmjs.org/karma
npm http 404 https://registry.npmjs.org/angular/router-deprecated
npm http 404 https://registry.npmjs.org/angular/upgrade
npm
====npm command completed with exit code 1====
我该如何解决？