private void addUserToTheSystem() {
try {
system.execute(new AddUser((String) system.query(new GetPersonID()), "Administrador do Sistema", "admin", adminPassword.getPassword(), null));
Person person = (Person) system.query(new GetPersonByName("Administrador do Sistema"));
system.execute(new AddUserToGroup("Administrador", person));
} catch (TransactionDateException e) {
MessageBox box = new MessageBox(getShell(), IMessageProvider.INFORMATION);
box.setText("Data Inv�lida");
box.setMessage(MessageConstants.TRANSACTION_DATE_EXCEPTION);
box.open();