database cakephp errors

edit.php

<div class="configurations form">
<?php echo $this->Form->create('Configuration', array('type' => 'file')); ?>
	<fieldset>
		<legend><?php echo __('Edit Configuration'); ?></legend>
	<?php
		echo $this->Form->input('id');
		echo $this->Form->input('username');
		echo $this->Form->input('profession');
		echo $this->Form->input('description', array('type' => 'textarea','label' => 'Content of this Article', 'rows' => '10', 'cols' => '120'));
		echo $this->Form->input('userphoto', array('type' => 'file'));
		echo $this->Form->input('tel_mobile');
		echo $this->Form->input('address');
	?>
	</fieldset>
<?php echo $this->Form->end(__('Submit')); ?>
</div>
<div class="actions">
	<h3><?php echo __('Actions'); ?></h3>
	<ul>

		<li><?php echo $this->Form->postLink(__('Delete'), array('action' => 'delete', $this->Form->value('Configuration.id')), null, __('Are you sure you want to delete # %s?', $this->Form->value('Configuration.id'))); ?></li>
		<li><?php echo $this->Html->link(__('List Configurations'), array('action' => 'index')); ?></li>
	</ul>
</div>

error database cakephp upload

Database Error

Error: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'Array' in 'field list'

SQL Query: UPDATE `mongexc_cake214`.`configurations` SET `id` = 1, `username` = 'bill clinton', `profession` = 'president', `description` = 'Ob Jones-D is a Thai Massage and Electronic Acupuncture Specialist. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Quam, repellat optio officiis neque ea repudiandae sint corrupti illo? Maiores adipisci mollitia quae perferendis numquam minima deserunt ratione placeat rem. Numquam?', `tel_mobile` = '000-000-0000', `address` = '000 new york of africa V99 999', `userphoto` = Array WHERE `mongexc_cake214`.`configurations`.`id` = '1'

Notice: If you want to customize this error message, create app/View/Errors/pdo_error.ctp

guinslym, thats because your 'userphoto' field is a file input. upon submission file field send an array of data