Radio ButtonList not submit

Hello all friends in yii Plz help me!!

I use radio box for field quired when I am select it and then submit it always show this field cannot be blank.

this is my view


                $accountStatus = array(1=>'Prepaid',2=>'Collect');

                echo $form->radioButtonList($model,'freight',$accountStatus,array('separator'=>' '));  



		<?php echo $form->error($model,'freight'); ?>

        <?php echo $form->hiddenField($model,'freight');?>

this is my controller

public function actionCreate()


		$model=new Booking;

		// Uncomment the following line if AJAX validation is needed












comment line // $this->performAjaxValidation($model);

Hi LeQuoc! I been comment this line too but it still show the same. Field cannot be blank.

Now it work fine for me I find my problem is in my form I’m using enableClientValidation

but in my controller I performAjaxValidation