I Take the Course from Udemy (Ionic - Build iOS, Android & Web Apps with Ionic & Angular)

I have an error written. I follow from the course one by one. For your information, the course that ongoing is using Ionic 4. And now i am using Ionic 6.
My question is how to solve the error ?

TypeError: Cannot destructure property ‘month’ of ‘parseDate(…)’ as it is undefined.

This is the .html page that using the “ion-datetime”

Summary {{selectedPlace.title}} First Name
<ion-row>
  <ion-col size-sm="6" offset-sm="3"></ion-col>
  <ion-item>
    <ion-label position="floating">Last Name</ion-label>
    <ion-input type="text" ngModel name="last-name" required></ion-input>
  </ion-item>
</ion-row>


<ion-row>
  <ion-col size-sm="6" offset-sm="3" ></ion-col>
  <ion-item>
    <ion-label position="floating">Number of Guest</ion-label>
    <ion-select ngModel="'2'" name="guest-number">
      <ion-select-option value="1">1</ion-select-option>
      <ion-select-option value="2">2</ion-select-option>
      <ion-select-option value="3">3</ion-select-option>
    </ion-select>
  </ion-item>
</ion-row>
From <ion-datetime displayFormat="MMM DD YYYY" #startDateCtrl="ngModel" ngModel name="date-from" required [min]="selectedPlace.availableFrom.toISOString()" [max]="selectedPlace.availableTo.toISOString()"
      ></ion-datetime>
  </ion-item>
</ion-row>



<ion-row>
  <ion-item>
    <ion-label position="stacked">To</ion-label>
    <ion-datetime
        display-format="MMM DD YYYY"
        ngModel
        name="date-to"
        required
        [min]="startDateCtrl.value"
        [max]="selectedPlace.availableTo.toISOString()"
        ></ion-datetime>
  </ion-item>
</ion-row>

<ion-row>
  <ion-col size-sm="6" offset-sm="3">
    <ion-button type="submit" color="primary" (click)="onBookPlace()" expand="block">
      Book!
    </ion-button>
  </ion-col>
</ion-row>
</ion-grid>

Glad if you guys can help me . I still suffering on this matter