TMultfield

function onEdit($param)
    {
        try
        {
            if (isset($param['key']))
            {
                $key=$param['key'];  // get the parameter $key
                TTransaction::open('sample'); // open a transaction
                $object = new Clientes($key); // instantiates the Active Record
                $obj = new stdClass();

                $obj->id = $object->id;
                    $obj->nome = $object->nome;

//array de telefones vazio
                $telefones = array();
//pega os telefones
                foreach($object->gettelefones() as $t):
coloca o telefone no array
                    $telefones[] = $t->id;

                    endforeach;
// aqui que da o pau
// não coloca os telefones no multfield
                $obj->telefone = $telefones;


                $this->form->setData($obj); // fill the form
                TTransaction::close(); // close the transaction
            }
            else
            {
                $this->form->clear();
            }
        }
        catch (Exception $e) // in case of exception
        {
            new TMessage('error', '<b>Error</b> ' . $e->getMessage()); // shows the exception error message
            TTransaction::rollback(); // undo all pending operations
        }
    }