title: TypeError: Object(...) is not a function for angular-material
body: <p>In angular 7, trying to use angular material mat-dialog-content. While importing in <code>app.module.ts</code> it gives the following error:</p>
  
  <blockquote>
    <p>TypeError: Object(...) is not a function like: Uncaught TypeError:
    Object(...) is not a function
        at platform.es5.js:102.</p>
  </blockquote>
  
  <p><strong>package.json</strong></p>
  
  <pre><code>{
    "name": "image-cropp",
    "version": "0.0.0",
    "scripts": {
      "ng": "ng",
      "start": "ng serve",
      "build": "ng build",
      "test": "ng test",
      "lint": "ng lint",
      "e2e": "ng e2e"
    },
    "private": true,
    "dependencies": {
      "@angular/animations": "^7.2.15",
      "@angular/cdk": "^8.0.1",
      "@angular/common": "~7.2.0",
      "@angular/compiler": "~7.2.0",
      "@angular/core": "~7.2.0",
      "@angular/forms": "~7.2.0",
      "@angular/material": "^8.0.1",
      "@angular/platform-browser": "~7.2.0",
      "@angular/platform-browser-dynamic": "~7.2.0",
      "@angular/router": "~7.2.0",
      "core-js": "^2.5.4",
      "ngx-image-cropper": "^1.4.1",
      "rxjs": "~6.3.3",
      "tslib": "^1.9.0",
      "zone.js": "~0.8.26"
    },
    "devDependencies": {
      "@angular-devkit/build-angular": "~0.13.0",
      "@angular/cli": "~7.3.5",
      "@angular/compiler-cli": "~7.2.0",
      "@angular/language-service": "~7.2.0",
      "@types/node": "~8.9.4",
      "@types/jasmine": "~2.8.8",
      "@types/jasminewd2": "~2.0.3",
      "codelyzer": "~4.5.0",
      "jasmine-core": "~2.99.1",
      "jasmine-spec-reporter": "~4.2.1",
      "karma": "~4.0.0",
      "karma-chrome-launcher": "~2.2.0",
      "karma-coverage-istanbul-reporter": "~2.0.1",
      "karma-jasmine": "~1.1.2",
      "karma-jasmine-html-reporter": "^0.2.2",
      "protractor": "~5.4.0",
      "ts-node": "~7.0.0",
      "tslint": "~5.11.0",
      "typescript": "~3.2.2"
    }
  }
  </code></pre>
  
  <p><strong>module.ts</strong></p>
  
  <pre><code>import { BrowserModule } from '@angular/platform-browser';
  import { NgModule } from '@angular/core';
  
  import { AppRoutingModule } from './app-routing.module';
  import { AppComponent } from './app.component';
  import { ImageCropComponent } from './image-crop/image-crop.component';
  import { MatDialogModule } from '@angular/material';
  import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
  
  
  @NgModule({
    declarations: [
      AppComponent,
      ImageCropComponent
    ],
    imports: [
      BrowserModule,
      AppRoutingModule,
      MatDialogModule,
      BrowserAnimationsModule
    ],
    providers: [],
    bootstrap: [AppComponent]
  })
  export class AppModule { }
  </code></pre>
  
  <p>Is there any dependency problem or something else?</p>