Ionic 2 social sharing throws cordova_not_available error

Question

I am using ionic 2 framework, I'm trying to work with social-sharing plugin. in this process it throws cordova_not_available error.

below is my typescript code:

import { Component } from '@angular/core';
import { NavController, NavParams } from 'ionic-angular';
import { SocialSharing } from '@ionic-native/social-sharing';

@Component({
   selector: 'page-view-awareness',
   templateUrl: 'view-awareness.html'
})

export class ViewAwarenessPage {
     public email : any;
     constructor(public navCtrl: NavController, public navParams: NavParams, 
            public socialSharing : SocialSharing) {}

     ionViewDidLoad() {
        console.log('ionViewDidLoad ViewAwarenessPage');
     }

     shareViaTwitter(){
          this.email = 'sekhar.technodrive@gmail.com';
          this.socialSharing.shareViaEmail('Body', 'Subject', 
               this.email).then(() => {
                   alert("success");
               }).catch((data) => {
                   alert(data);
          });
     }


}

Please any one help me, thanks in advance.