title: Error in ng-bootstrap.js ng-bootstrap Angular 6
body: <p>I've just installed ng-bootstrap in my Angular project and after that I've include its modules. But my CLI shows me an error. </p>
  
  <blockquote>
    <p>"WARNING in
    ./node_modules/@ng-bootstrap/ng-bootstrap/fesm5/ng-bootstrap.js
    9853:57-75 "export 'ɵɵdefineInjectable' was not found in
    '@angular/core'"</p>
  </blockquote>
  
  <p>app.module</p>
  
  <pre><code>import {NgbModule} from '@ng-bootstrap/ng-bootstrap';
  import {NgbPaginationModule, NgbAlertModule} from '@ng-bootstrap/ng-bootstrap';
  
  @NgModule({
    imports: [
      CommonModule,
      NgxPaginationModule,
      NgbModule,
      NgbPaginationModule,
      NgbAlertModule,
      RouterModule.forChild(routes)
    ],
  </code></pre>
  
  <p>Package.json</p>
  
  <pre><code>{
    "name": "eastlaw",
    "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": "^6.1.10",
      "@angular/cdk": "^8.0.1",
      "@angular/common": "^6.1.0",
      "@angular/compiler": "^6.1.0",
      "@angular/core": "^6.1.0",
      "@angular/forms": "^6.1.0",
      "@angular/http": "^6.1.0",
      "@angular/material": "^8.0.1",
      "@angular/platform-browser": "^6.1.0",
      "@angular/platform-browser-dynamic": "^6.1.0",
      "@angular/router": "^6.1.0",
      "@ng-bootstrap/ng-bootstrap": "^5.0.0-rc.0",
      "@ngx-loading-bar/router": "^4.2.0",
      "core-js": "^2.5.4",
      "jquery": "^3.4.1",
      "ng2-slim-loading-bar": "^4.0.0",
      "ngx-pagination": "^4.0.0",
      "ngx-slick": "^0.2.1",
      "ngx-slick-carousel": "^0.4.4",
      "npm": "^6.9.2",
      "rxjs": "6.0.0",
      "rxjs-compat": "^6.5.2",
      "slick-carousel": "^1.8.1",
      "zone.js": "~0.8.26"
    },
    "devDependencies": {
      "@angular-devkit/build-angular": "~0.7.0",
      "@angular/cli": "~6.1.5",
      "@angular/compiler-cli": "^6.1.0",
      "@angular/language-service": "^6.1.0",
      "@types/jasmine": "~2.8.6",
      "@types/jasminewd2": "~2.0.3",
      "@types/node": "~8.9.4",
      "codelyzer": "~4.2.1",
      "jasmine-core": "~2.99.1",
      "jasmine-spec-reporter": "~4.2.1",
      "karma": "~1.7.1",
      "karma-chrome-launcher": "~2.2.0",
      "karma-coverage-istanbul-reporter": "~2.0.0",
      "karma-jasmine": "~1.1.1",
      "karma-jasmine-html-reporter": "^0.2.2",
      "protractor": "~5.4.0",
      "ts-node": "~5.0.1",
      "tslint": "~5.9.1",
      "typescript": "~2.7.2"
    }
  }
  </code></pre>