ng-bootstrap ModalService and ExpressionChangedAfterItHasBeenCheckedError

If you use the ng-bootstrap library and its modal service, in the specific scenario of within a form, you might run into an error similar to : ExpressionChangedAfterItHasBeenCheckedError: Expression has changed after it was checked. Previous value: 'ng-untouched: true'. Current value: 'ng-untouched: false'.