problem z edycją pola DateField, vaadin 8

Dane1 dane1 = new Dane1(
				dane1Id,
				nameField.getValue(),
				surnameField.getValue(),
				Integer.parseInt(ageField.getValue()),
				dateField
				
		);
		dane1Repository.save(dane1);
		
		close();
	}

	public void setDane1(Dane1 dane1) {
		dane1Id = dane1.getId();
		nameField.setValue(dane1.getName());
		surnameField.setValue(dane1.getSurname());
		ageField.setValue(Integer.toString(dane1.getAge()));
		dateField.setValue(LocalDate.now());
	}