title: Angular 2 prod build error : ERROR in Error: Illegal state: Could not load the summary for directive
body: <p>I'm using angular 2 for my project, when I use <code>ng build</code> and <code>ng serve</code> I'm not getting the following error. This is only happening when using prod build <code>ng build --prod</code> </p>
  
  <pre><code>ERROR in Error: Illegal state:
        Could not load the summary for directive "component name"
  </code></pre>
  
  <p>Following Dependencies are used in my project.</p>
  
  <p>Anyone Please try to help for this issue:</p>
  
  <pre><code>Node  :8.10.0
  
  "dependencies": {
      "@angular-devkit/core": "^0.4.3",
      "@angular/animations": "4.4.6",
      "@angular/common": "4.4.6",
      "@angular/compiler": "4.4.6",
      "@angular/compiler-cli": "4.4.6",
      "@angular/core": "4.4.6",
      "@angular/forms": "4.4.6",
      "@angular/http": "4.4.6",
      "@angular/platform-browser": "4.4.6",
      "@angular/platform-browser-dynamic": "4.4.6",
      "@angular/platform-server": "4.4.6",
      "@angular/router": "4.4.6",
      "@ng-bootstrap/ng-bootstrap": "1.0.0-alpha.28",
      "angular2-google-chart": "2.3.0",
      "angular2-jsonwebtoken": "0.8.1",
      "angular2-jwt": "0.2.3",
      "angular2-toaster": "3.0.1",
      "angular2-uuid": "1.1.1",
      "auth0-lock": "11.7.2",
      "aws-sdk": "2.182.0",
      "chart.js": "2.7.1",
      "core-js": "2.5.3",
      "ng2-charts": "1.6.0",
      "ng2-ckeditor": "1.1.6",
      "ng2-google-place-autocomplete": "1.4.2",
      "ng2-inline-editor": "0.1.1-alpha.20",
      "node-datetime": "1.0.1",
      "primeng": "4.3.0",
      "pubnub": "4.20.0",
      "pubnub-angular2": "1.3.0",
      "rxjs": "5.5.6",
      "typescript": "2.6.2",
      "typings": "^2.1.1",
      "zone.js": "0.7.8"
    },
    "devDependencies": {
      "@angular/cli": "1.4.2",
      "@angular/compiler-cli": "4.4.6",
      "@types/jasmine": "2.5.38",
      "@types/node": "6.0.96",
      "codelyzer": "2.0.1",
      "jasmine-core": "2.5.2",
      "jasmine-spec-reporter": "3.2.0",
      "karma": "1.4.1",
      "karma-chrome-launcher": "2.0.0",
      "karma-cli": "1.0.1",
      "karma-coverage-istanbul-reporter": "0.2.3",
      "karma-jasmine": "1.1.1",
      "karma-jasmine-html-reporter": "0.2.2",
      "protractor": "5.1.2",
      "ts-node": "2.0.0",
      "tslint": "4.5.1",
      "typescript": "2.6.2"
    }
  </code></pre>
  
  <p>App module service declarations:</p>
  
  <pre><code>import {BrowserModule} from '@angular/platform-browser';
  import {NgModule} from '@angular/core';
  import {FormsModule, ReactiveFormsModule} from '@angular/forms';
  import {HttpModule, RequestOptions, Http} from '@angular/http';
  import {provideAuth, AuthHttp, AuthConfig} from 'angular2-jwt';
  
  //ThirdParty Modules
  import {NgbModule} from '@ng-bootstrap/ng-bootstrap';
  import {ChartsModule} from 'ng2-charts';
  import {InlineEditorModule} from 'ng2-inline-editor';
  import {GoogleChart} from './shared/directive/angular2-google-chart.directive';
  import {OverlayPanelModule, GrowlModule, ConfirmDialogModule, ConfirmationService, DialogModule} from 'primeng/primeng';
  import {ToasterModule, ToasterConfig} from 'angular2-toaster';
  import {PubNubAngular} from 'pubnub-angular2';
  import {ChartModule} from 'primeng/primeng';
  import {BrowserAnimationsModule} from '@angular/platform-browser/animations'
  import {CalendarModule} from 'primeng/primeng';
  import {AutoCompleteModule} from 'primeng/primeng';
  import {GooglePlaceModule} from 'ng2-google-place-autocomplete';
  import {DataTableModule, SharedModule, PaginatorModule, InputMaskModule, ChipsModule, MultiSelectModule, PickListModule} from 'primeng/primeng';
  
  
  
  
  //Components
  import {AppComponent} from './app.component';
  import {RegistrationComponent} from './registration/registration.component';
  /*import { MywebsiteHeaderComponent } from './dashboard/mywebsite-header/mywebsite-header.component';*/
  import {MyReportsComponent} from './my-reports/my-reports.component';
  import {MyWebsitesComponent} from './my-websites/my-websites.component';
  import {WelcomeMessageComponent} from './welcome-message/welcome-message.component';
  import {ViewProfileComponent} from './view-profile/view-profile.component';
  import {MyHomeComponent} from './my-home/my-home.component';
  import {PrivacyComponent} from './static/privacy/privacy.component';
  import {AboutComponent} from './static/about/about.component';
  import {SelectWebsiteTypeComponent} from './select-website-type/select-website-type.component';
  import {ManageUsersComponent} from './manage-users/manage-users.component';
  
  
  
  
  //Modules
  import {RoutingModule} from './routing/routing.module';
  import {VerifyEmailComponent} from './verify-email/verify-email.component';
  import {VerifyMailSendComponent} from './verify-mail-send/verify-mail-send.component';
  import {HomeComponent} from './home/home.component';
  import {AdminConsoleComponent} from './admin/admin-console/admin-console.component';
  import {BusinessProfileModule} from './dashboard/business-profile/business-profile.module';
  import {BrandingModule} from './dashboard/branding/branding.module';
  import {PaymentsModule} from './dashboard/payments/payments.module';
  import {StripePaymentModule} from './stripe-payment/stripe-payment.module';
  import {TrackingCodeModule} from './dashboard/tracking-code/tracking-code.module';
  import {InviteMemberModule} from './dashboard/invite-member/invite-member.module';
  import {SiteDesignModule} from './dashboard/site-design/site-design.module';
  import {QuickwebsiteModule} from './dashboard/quickwebsite/quickwebsite.module';
  import {ManageUsersModule} from "./manage-users/manage-users.module";
  import {OrganizationChartModule} from 'primeng/primeng';
  //import { PreviewPublishModule } from './dashboard/preview-publish/preview-publish.module';
  
  //Services
  import {Auth} from './services/auth';
  import {AuthGuard} from './services/auth-guard.service';
  import {AdminService} from './admin/admin-console/admin.service';
  import {GetUserService} from './services/get-user.service';
  import {LoggedinGuard} from './loggedin.guard';
  import {MyOrgComponent} from './my-org/my-org.component';
  import {FirstuserGuard} from './routing/guards/firstuser.guard';
  
  //Directives
  
  
  
  import {RequestActivationComponent} from './admin/request-activation/request-activation.component';
  import {DataAvailabilityCheckComponent} from './admin/data-availability-check/data-availability-check.component';
  import {ApiRequestSuccessComponent} from './api-request-success/api-request-success.component';
  import {KeyPersonInfoCollectionComponent} from './key-person-info-collection/key-person-info-collection.component';
  import {ThirdpartyInfoComponent} from './admin/thirdparty-info/thirdparty-info.component';
  import {GlobalConstantsComponent} from './admin/global-constants/global-constants.component';
  import {GlobalConstantsPopupComponent} from './admin/global-constants-popup/global-constants-popup.component';
  
  
  
  @NgModule({
      declarations: [
  
          AppComponent,
          RegistrationComponent,
          VerifyEmailComponent,
          VerifyMailSendComponent,
          HomeComponent,
          AdminConsoleComponent,
          MyHomeComponent,
          MyReportsComponent,
          WelcomeMessageComponent,
          ViewProfileComponent,
          MyOrgComponent,
          MyWebsitesComponent,
          GoogleChart,
          PrivacyComponent,
          AboutComponent,
          SelectWebsiteTypeComponent,
          RequestActivationComponent,
          DataAvailabilityCheckComponent,
          ApiRequestSuccessComponent,
          KeyPersonInfoCollectionComponent,
          ThirdpartyInfoComponent,
          GlobalConstantsComponent,
          GlobalConstantsPopupComponent,
  
      ],
      imports: [
          BrowserModule,
          FormsModule,
          ReactiveFormsModule,
          HttpModule,
          RoutingModule,
          NgbModule,
          BusinessProfileModule,
          BrandingModule,
          PaymentsModule,
          StripePaymentModule,
          TrackingCodeModule,
          InviteMemberModule,
          SiteDesignModule,
          ChartsModule,
          InlineEditorModule,
          OverlayPanelModule,
          ToasterModule,
          GrowlModule,
          ChartModule,
          BrowserAnimationsModule,
          CalendarModule,
          ConfirmDialogModule,
          AutoCompleteModule,
          QuickwebsiteModule,
          DialogModule,
          GooglePlaceModule,
          DataTableModule,
          SharedModule,
          PaginatorModule,
          InputMaskModule,
          ChipsModule,
          OrganizationChartModule,
          ManageUsersModule,
          MultiSelectModule,
          PickListModule
  
      ],
      entryComponents: [ HomeComponent, RegistrationComponent, WelcomeMessageComponent, SelectWebsiteTypeComponent, ManageUsersComponent, ApiRequestSuccessComponent, KeyPersonInfoCollectionComponent, GlobalConstantsPopupComponent],
      providers: [
          AdminService,
          Auth,
          AuthGuard,
          GetUserService,
          LoggedinGuard,
          FirstuserGuard,
          PubNubAngular,
      ],
      bootstrap: [AppComponent]
  })
  export class AppModule {}
  </code></pre>
  
  <p>Globalconstantpopup file Declarations and Imports :</p>
  
  <pre><code>import { Component, OnInit, NgModule, Input } from '@angular/core';
  import { NgbModal, NgbActiveModal, ModalDismissReasons } from '@ng-bootstrap/ng-bootstrap';
  import { GlobalConstantsService } from '../global-constants/global-constants.service';
  import { GlobalConstantsComponent } from '../global-constants/global-constants.component';
  
  import { InlineEditorModule } from 'ng2-inline-editor';
  import { DataTableModule, SharedModule, LazyLoadEvent, PickListModule } from 'primeng/primeng';
  
  @Component({
    selector: 'app-global-constants-popup',
    templateUrl: './global-constants-popup.component.html',
    styleUrls: ['./global-constants-popup.component.css'],
    providers: [GlobalConstantsService],
  })
  @NgModule({
    imports: [
      InlineEditorModule,
  
    ]
  })
  export class GlobalConstantsPopupComponent implements OnInit {
  
  //codes here
  }
  </code></pre>