Angular에서 FormGroup 사용 시 아래와 같이 에러가 발생할 경우 해결 방법에 대해 알아보겠습니다. Error ERROR Error: NG01350: ngModel cannot be used to register form controls with a parent formGroup directive. Try using formGroup's partner directive "formControlName" instead. Example: In your class: this.myGroup = new FormGroup({ firstName: new FormControl() }); Or, if you'd like to avoid registering this form control, indicate th..