title: Ng serve throwing @angular/core/core has no exported member 'eeFactoryDef'
body: <p>Im getting like 50 errors that all say that angular/core/core has no exported member 'eeFactoryDef'.</p>
  
  <p>They come from different node_modules, for example angular/cdk, ng-bootstrap, ngx-pipes, ng2-dragula and some more. I didn't find anything from google either.</p>
  
  <pre><code>../node_modules/@angular/cdk/drag-drop/typings/directives/drag-handle.d.ts:23:33 - error TS2694: Namespace '"/Users/heikopiirme/Documents/realNewClient/client/node_modules/@angular/core/core"' has no exported member 'ɵɵFactoryDef'.
  
  23     static ngFactoryDef: ɵngcc0.ɵɵFactoryDef&lt;CdkDragHandle&gt;;
  </code></pre>
  
  <p>This is my package.json file:</p>
  
  <p>Here are my depencencies:</p>
  
  <pre><code>    "@angular-skyhook/core": "^1.1.1",
      "@angular-skyhook/multi-backend": "^1.1.1",
      "@angular/animations": "^8.2.6",
      "@angular/cdk": "^8.2.0",
      "@angular/common": "^8.2.6",
      "@angular/compiler": "^8.2.6",
      "@angular/core": "^8.2.6",
      "@angular/forms": "^8.2.6",
      "@angular/http": "^7.1.4",
      "@angular/material": "^8.2.0",
      "@angular/platform-browser": "^8.2.6",
      "@angular/platform-browser-dynamic": "^8.2.6",
      "@angular/router": "^8.2.6",
      "@ng-bootstrap/ng-bootstrap": "^5.1.1",
      "@ng-select/ng-select": "^3.0.7",
      "@swimlane/ngx-datatable": "^13.1.0",
      "@types/googlemaps": "^3.36.5",
      "angular2-draggable": "^2.3.1",
      "bootstrap": "^4.2.1",
      "core-js": "^2.6.1",
      "drag-drop-webkit-mobile": "^1.4.1",
      "exif-js": "^2.3.0",
      "hammerjs": "^2.0.8",
      "mobile-drag-drop": "^2.3.0-rc.2",
      "moment": "^2.24.0",
      "moment-range": "^4.0.2",
      "net": "^1.0.2",
      "ng2-dnd": "^5.0.2",
      "ng2-dragula": "^2.1.1",
      "ng2-file-upload": "^1.3.0",
      "ng2-img-max": "^2.1.18",
      "ngx-bar-rating": "^1.1.0",
      "ngx-bootstrap": "^4.3.0",
      "ngx-material-timepicker": "^5.1.0",
      "ngx-permissions": "^5.0.0",
      "ngx-pipes": "2.5.6",
      "ngx-toastr": "^10.0.4",
      "react-dnd-html5-backend": "^7.6.0",
      "rxjs": "^6.5.3",
      "sockjs-client": "^1.3.0",
      "stompjs": "^2.3.3",
      "touchscreen-dnd-shim": "^1.2.2",
      "underscore": "^1.9.1",
      "zone.js": "~0.9.1"
  </code></pre>
  
  <p>And here are my dev dependencies:</p>
  
  <pre><code>"@angular-devkit/build-angular": "^0.803.4",
      "@angular/cli": "~8.3.4",
      "@angular/compiler-cli": "^8.2.6",
      "@angular/language-service": "^8.2.6",
      "@types/jasmine": "~2.8.8",
      "@types/jasminewd2": "~2.0.3",
      "@types/node": "^8.9.5",
      "codelyzer": "~5.0.1",
      "jasmine-core": "~2.99.1",
      "jasmine-spec-reporter": "~4.2.1",
      "karma": "~3.1.1",
      "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",
      "node-sass": "^4.12.0",
      "protractor": "~5.4.0",
      "ts-node": "~7.0.0",
      "tslint": "~5.11.0",
      "typescript": "~3.5.3"
    }
  </code></pre>
  
  <p>Couldn't find any information on google for some reason.</p>