The pipe 'translate' could not be found

im getting alot of this error in my app but translate is working
my app.module.ts

import { HomePage } from '../pages/home/home';
import { SignupPage } from '../pages/signup/signup';
import { ClinicFilterPage } from './../pages/clinic-filter/clinic-filter';
import { HosFilterPage } from './../pages/hos-filter/hos-filter';
import { ScanFilterPage } from './../pages/scan-filter/scan-filter';
import { ForgotpassePage } from './../pages/forgotpasse/forgotpasse';
import { AppSettingsPage } from './../pages/app-settings/app-settings';
import { ProfilePage } from './../pages/profile/profile';
import { ContactPage } from './../pages/contact/contact';
import { FavoritesPage } from './../pages/favorites/favorites';

import { SpecProfilePage } from './../pages/spec-profile/spec-profile';
import { TopicListPage } from './../pages/topic-list/topic-list';
import { HospitalsPage } from './../pages/hospitals/hospitals';
import { ScansPage } from './../pages/scans/scans';
import { ClinicProfilePage } from '../pages/clinic-profile/clinic-profile';
import { SpecViewPage } from './../pages/spec-view/spec-view';
import { ClincPage } from './../pages/clinc/clinc';
import { AppHomePage } from './../pages/app-home/app-home';
import { ConfirmMailPage } from '../pages/confirm-mail/confirm-mail';
import { HospitalProfilePage } from '../pages/hospital-profile/hospital-profile';
import { ScanProfilePage } from '../pages/scan-profile/scan-profile';

import { HttpModule } from '@angular/http';
import { BrowserModule } from '@angular/platform-browser';
import { ErrorHandler, NgModule } from '@angular/core';
import { IonicApp, IonicErrorHandler, IonicModule } from 'ionic-angular';
import { SplashScreen } from '@ionic-native/splash-screen';
import { StatusBar } from '@ionic-native/status-bar';
import { HttpClientModule, HttpClient } from '@angular/common/http';
import { MyApp } from './app.component';
import { RestProvider } from '../providers/rest/rest';
import { AuthServiceProvider } from '../providers/auth-service/auth-service';

// import { OneSignal } from '@ionic-native/onesignal';
import { Geolocation } from '@ionic-native/Geolocation';
import { Device } from '@ionic-native/Device';
import { Facebook } from '@ionic-native/facebook';
import { IonicStorageModule } from '@ionic/storage';
import { NativeGeocoder } from '@ionic-native/native-geocoder';
import { Keyboard } from '@ionic-native/keyboard';
import { TranslateModule, TranslateLoader } from '@ngx-translate/core';
import { TranslateHttpLoader } from '@ngx-translate/http-loader';
import { CallNumber } from '@ionic-native/call-number';
import { GoogleMaps } from '@ionic-native/google-maps';
import { LaunchNavigator } from '@ionic-native/launch-navigator';
import { SettingsServiceProvider } from '../providers/settings-service/settings-service';
export function createTranslateLoader(Http: HttpClient) {
  return new TranslateHttpLoader(Http, './assets/i18n/','.json')
}

@NgModule({
  declarations: [ 
    MyApp,
    HomePage,
    SignupPage,
    AppHomePage,
    ConfirmMailPage,
    ClincPage,
    SpecViewPage,
    ScansPage,
    HospitalsPage,
    TopicListPage,
    SpecProfilePage,
    AppSettingsPage,
    FavoritesPage,
    ContactPage,
    ProfilePage,
    ForgotpassePage,
    ScanFilterPage,
    HosFilterPage,
    ClinicFilterPage,
    ClinicProfilePage,
    HospitalProfilePage,
    ScanProfilePage


    
  ],
  imports: [
  BrowserModule,
    HttpClientModule,
    HttpModule,
    IonicModule.forRoot(MyApp),
    IonicStorageModule.forRoot(),
    TranslateModule.forRoot({
      loader: {
        provide: TranslateLoader,
        useFactory: createTranslateLoader,
        deps: [HttpClient]
      }
    }),
    // TranslateModule.forChild()

  ],
  bootstrap: [IonicApp],
  entryComponents: [
    MyApp,
    HomePage,
    SignupPage,
    AppHomePage,
    ConfirmMailPage,
    ClincPage,
    SpecViewPage,
    ScansPage,
    HospitalsPage,
    TopicListPage,
    SpecProfilePage,
    AppSettingsPage,
    FavoritesPage,
    ContactPage,
    ProfilePage,
    ForgotpassePage,
    ScanFilterPage,
    HosFilterPage,
    ClinicFilterPage,
    HospitalProfilePage,
    ClinicProfilePage,
    ScanProfilePage,
    HospitalProfilePage

    
  ],
  providers: [
    StatusBar,
    SplashScreen,
    {provide: ErrorHandler, useClass: IonicErrorHandler},
    RestProvider,
    AuthServiceProvider,
    Facebook,
    Geolocation,
    Device,
    // OneSignal,
    Keyboard,
    NativeGeocoder,
    CallNumber,
    GoogleMaps,
    LaunchNavigator,
    SettingsServiceProvider
  ]
})
export class AppModule {

}