title: Error Cannot find module '@angular/material
body: <p>Error </p>
  
  <blockquote>
    <p>Cannot find module '@angular/material</p>
  </blockquote>
  
  <p>app.module.ts</p>
  
  <pre><code>import { MaterialModule } from '@angular/material';
  </code></pre>
  
  <p>Link :<a href="https://material.angular.io/guide/getting-started" rel="nofollow noreferrer">https://material.angular.io/guide/getting-started</a></p>
  
  <pre><code> npm install --save @angular/material @angular/cdk
  </code></pre>
  
  <p>The solution that I tried</p>
  
  <blockquote>
    <p>npm update</p>
  </blockquote>
  
  <p>it doesn't works.</p>
  
  <p>ng --version</p>
  
  <pre><code>@angular/cli: 1.2.1
  node: 8.3.0
  os: win32 x64
  @angular/animation: 4.0.0-beta.8
  @angular/animations: error
  @angular/cdk: error
  @angular/common: 4.3.2
  @angular/compiler: 4.3.2
  @angular/core: 4.3.2
  @angular/forms: 4.3.2
  @angular/http: 4.3.2
  @angular/material: error
  @angular/platform-browser: 4.3.2
  @angular/platform-browser-dynamic: 4.3.2
  @angular/router: 4.3.2
  @angular/cli: 1.2.1
  @angular/compiler-cli: 4.4.3
  @angular/language-service: 4.3.2
  </code></pre>
  
  <ul>
  <li>can anyone suggest me after running npm command material module stop working.</li>
  </ul>
  
  <p>I have made working demo <a href="https://github.com/afeef1915/Angular2-Symfony3-Demo" rel="nofollow noreferrer">https://github.com/afeef1915/Angular2-Symfony3-Demo</a></p>
  
  <p>where all code was working fine.</p>
  
  <ul>
  <li>any suggestion is most welcome.</li>
  </ul>
  
  <p>Error while Installing Material</p>
  
  <pre><code>    D:\Angular2-Symfony3-Demo-master&gt;npm install --save @angular/material @angular/cdk
      npm WARN @angular/animation@4.0.0-beta.8 requires a peer of @angular/core@4.0.0-beta.8 but none is installed. You must install peer dependencies yourself.
      npm WARN @angular/cdk@2.0.0-beta.12 requires a peer of @angular/core@~4.4.4 but none is installed. You must install peer dependencies yourself.
      npm WARN @angular/cdk@2.0.0-beta.12 requires a peer of @angular/common@~4.4.4 but none is installed. You must install peer dependencies yourself.
      npm WARN @angular/compiler-cli@4.4.3 requires a peer of @angular/compiler@4.4.3 but none is installed. You must install peer dependencies yourself.
      npm WARN @angular/compiler-cli@4.4.3 requires a peer of @angular/core@4.4.3 but none is installed. You must install peer dependencies yourself.
      npm WARN @angular/material@2.0.0-beta.12 requires a peer of @angular/core@~4.4.4 but none is installed. You must install peer dependencies yourself.
      npm WARN @angular/material@2.0.0-beta.12 requires a peer of @angular/common@~4.4.4 but none is installed. You must install peer dependencies yourself.
  
      npm ERR! path D:\Angular2-Symfony3-Demo-master\node_modules\@angular\cdk
      npm ERR! code ENOENT
      npm ERR! errno -4058
      npm ERR! syscall rename
      npm ERR! enoent ENOENT: no such file or directory, rename 'D:\Angular2-Symfony3-Demo-master\node_modules\@angular\cdk' -&gt; 'D:\Angular2-Symfony3-Demo-master\node_modules\@angular\.cdk.DELETE'
      npm ERR! enoent This is related to npm not being able to find a file.
      npm ERR! enoent
  
      npm ERR! A complete log of this run can be found in:
      npm ERR!     C:\Users\mohd\AppData\Roaming\npm-cache\_logs\2018-02-01T13_42_49_724Z-debug.log
  </code></pre>
  
  <p>Package.json</p>
  
  <pre><code>                    {
                  "name": "angular2-bug-testing",
                  "version": "0.0.0",
                  "license": "MIT",
                  "scripts": {
                  "ng": "ng",
                  "start": "ng serve",
                  "build": "ng build",
                  "test": "ng test",
                  "lint": "ng lint",
                  "e2e": "ng e2e"
                  },
                  "private": true,
                  "dependencies": {
                  "@angular/animation": "^4.0.0-beta.8",
                  "@angular/animations": "^4.3.3",
                  "@angular/cdk": "^2.0.0-beta.12",
                  "@angular/common": "^4.0.0",
                  "@angular/compiler": "^4.0.0",
                  "@angular/core": "^4.3.6",
                  "@angular/forms": "^4.0.0",
                  "@angular/http": "^4.0.0",
                  "@angular/material": "^2.0.0-beta.8",
                  "@angular/platform-browser": "^4.0.0",
                  "@angular/platform-browser-dynamic": "^4.0.0",
                  "@angular/router": "^4.0.0",
                  "angular-datatables": "^4.2.0",
                  "angular-in-memory-web-api": "^0.3.2",
                  "core-js": "^2.4.1",
                  "datatables.net": "^1.10.15",
                  "datatables.net-buttons-dt": "^1.3.1",
                  "datatables.net-dt": "^1.10.15",
                  "hammerjs": "^2.0.8",
                  "jquery": "^3.2.1",
                  "json-server": "^0.12.0",
                  "rxjs": "^5.1.0",
                  "zone.js": "^0.8.4"
                  },
                  "devDependencies": {
                  "@angular/cli": "1.2.1",
                  "@angular/compiler-cli": "^4.4.3",
                  "@angular/language-service": "^4.0.0",
                  "@types/datatables.net": "^1.10.5",
                  "@types/jasmine": "~2.5.53",
                  "@types/jasminewd2": "~2.0.2",
                  "@types/jquery": "^3.2.11",
                  "@types/node": "~6.0.60",
                  "codelyzer": "~3.0.1",
                  "jasmine-core": "~2.6.2",
                  "jasmine-spec-reporter": "~4.1.0",
                  "karma": "~1.7.0",
                  "karma-chrome-launcher": "~2.1.1",
                  "karma-cli": "~1.0.1",
                  "karma-coverage-istanbul-reporter": "^1.2.1",
                  "karma-jasmine": "~1.1.0",
                  "karma-jasmine-html-reporter": "^0.2.2",
                  "protractor": "~5.1.2",
                  "ts-node": "~3.0.4",
                  "tslint": "~5.3.2",
                  "typescript": "~2.3.3"
                  }
                  }
  </code></pre>