Ionic/angular google

how to remove this error : i have an error during click to google sign in button… the error shows

Uncaught (in promise): TypeError: Cannot read properties of undefined (reading ‘grantOfflineAccess’)
TypeError: Cannot read properties of undefined (reading ‘grantOfflineAccess’)

my code is :

click.page.html:

<ion-title>

  Google Auth

</ion-title>
<ion-button>Login with Google</ion-button>

click.page.ts:

import { Component, OnInit } from ‘@angular/core’;

import { Plugins } from ‘@capacitor/core’;

import ‘@codetrix-studio/capacitor-google-auth’;

@Component({

selector: ‘app-click’,

templateUrl: ‘./click.page.html’,

styleUrls: [’./click.page.scss’],

})

export class ClickPage implements OnInit {

constructor() {}

ngOnInit() {

this.login();

}

login() {

const googleUser = Plugins.GoogleAuth.signIn(null);

console.log('user = ', googleUser);

}

}