When i add validation to AngularUI Datepicker, i have an error that say Error: [$compile:multidir] Multiple directives [datepickerPopup, validator] asking for new/isolated scope on: <input name="VigenciaDesde" class="form-control ng-pristine ng-untouched ng-valid" type="text" data-ng-model="poliza.VigenciaDesde" validator="required" valid-method="watch" is-open="openedDesde" close-text="Close" data-datepicker-popup="dd/MM/yyyy">