无法在 Angular 4 中编译材料,给出 :/材料"没有导出成员"材料模块"



我使用材料UI框架创建了新的Angular 4应用程序。我遵循以下步骤:https://material.angular.io/guide/getting-started。

但是当我进行" npm启动"时,它无法编译并说: ERROR in /home/programoholic/workspace/heroapp/src/app/app.module.ts (3,10): Module '"/home/programoholic/workspace/heroapp/node_modules/@angular/material/material"' has no exported member 'MaterialModule'

错误屏幕截图:

编译此错误时

这是我的软件包。JSON文件:

{
  "name": "heroapp",
  "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/animations": "^4.2.4",
    "@angular/cdk": "^2.0.0-beta.11",
    "@angular/common": "^4.2.4",
    "@angular/compiler": "^4.2.4",
    "@angular/core": "^4.2.4",
    "@angular/forms": "^4.2.4",
    "@angular/http": "^4.2.4",
    "@angular/material": "^2.0.0-beta.11",
    "@angular/platform-browser": "^4.2.4",
    "@angular/platform-browser-dynamic": "^4.2.4",
    "@angular/router": "^4.2.4",
    "core-js": "^2.4.1",
    "hammerjs": "^2.0.8",
    "rxjs": "^5.4.2",
    "zone.js": "^0.8.14"
  },
  "devDependencies": {
    "@angular/cli": "1.4.2",
    "@angular/compiler-cli": "^4.2.4",
    "@angular/language-service": "^4.2.4",
    "@types/hammerjs": "^2.0.35",
    "@types/jasmine": "~2.5.53",
    "@types/jasminewd2": "~2.0.2",
    "@types/node": "~6.0.60",
    "codelyzer": "~3.1.1",
    "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": "~3.2.0",
    "tslint": "~5.3.2",
    "typescript": "~2.3.3"
  }
}

请任何身体都可以让我知道出什么问题引起了这个错误?最好的解决方案是什么?谢谢。

MaterialModule在版本 2.0.0-beta.3 中折旧,并且已在版本 2.0.0-beta.11 。有关更多详细信息,请参见此Changelog。请仔细研究破裂的变化。

材料模块已被删除,不再可用。如前所述 在beta.3的变频器中,像材料模块一样的聚合模块 防止工具能够到达treeshake未使用的组件和 模块。

您需要包含单个材料组件模块,以便在应用程序中使用它们。

像这样的角度材料导入各个模块

import { matButtonModule,matCardModule,matMenuModule,matToolbarModule,matIconModule,matSelectModule } from '@angular/material';

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