WPAlchemy - Issue getting value pulled into page template

functions.php

<?php

// add Gallery Images custom meta box
$mgallery = new WPAlchemy_MetaBox(array
(
	'id' => '_gallery_main',
	'title' => 'Gallery Images',
	'types' => array('gallery_main'), // added only for pages
	'context' => 'normal', // same as above, defaults to "normal"
	'priority' => 'high', // same as above, defaults to "high"
	'template' => TEMPLATEPATH . '/custom/gallery_images_repeatingfields.php',
	'hide_editor' => TRUE
));

?>

gallery.php

<?php global $mgallery; ?>
<?php $loop = new WP_Query( array( 'post_type' => 'gallery_main', 'posts_per_page' => -1 ) ); ?>

<?php while ($loop->have_posts()) { ?>
<?php $loop->the_post(); $mgallery->the_meta($post->ID); ?>
				  
	<div class="mgallery">

		<?php $gallery_images = $mgallery->get_the_value('gallery_image'); ?>

		<?php $i = 0; foreach ($gallery_images as $v) { ?>
			<img class="gimage<?php echo (!$i) ? ' first' : '' ; ?>" src="<?php echo $v['imgurl']; ?>" alt="<?php echo $v['title']; ?>"/>
		<?php $i++; } ?>

	</div><!-- end mgallery -->
				  
<?php } ?>

gallery_images_repeatingfields.php

<?php global $wpalchemy_media_access; ?>
<div class="my_meta_control">

	<p><a href="#" class="dodelete-gallery_image button">Remove All</a></p>
    
	<?php while($mb->have_fields_and_multi('gallery_image')): ?>
	<?php $mb->the_group_open(); ?>
    
		<a href="#" class="dodelete button">Remove</a> 

		<?php $mb->the_field('imgurl'); ?>
		<?php $wpalchemy_media_access->setGroupName('n' . $mb->get_the_index())->setTab('type'); ?>
		<!-- label of insert button in media uploader box -->
    
		<p>
		<?php echo $wpalchemy_media_access->getField(array('name' => $mb->get_the_name(), 'value' => $mb->get_the_value())); ?>
		<?php echo $wpalchemy_media_access->getButton(array('label' => 'Add Image to Gallery')); ?>
		</p>
    
		<?php $mb->the_field('title');?>
 		<label for="<?php $mb->the_name(); ?>">Title</label>
 		<p><input type="text" id="<?php $mb->the_name(); ?>" name="<?php $mb->the_name(); ?>" value="<?php $mb->the_value(); ?>"/></p>
    
 		<?php $mb->the_field('gname');?>
 		<label for="<?php $mb->the_name(); ?>">Gallery Name</label>
		<p><input type="text" id="<?php $mb->the_name(); ?>" name="<?php $mb->the_name(); ?>" value="<?php $mb->the_value(); ?>"/></p>
    
    <?php $mb->the_group_close(); ?>
    <?php endwhile; ?>
    
    <p style="margin-bottom:15px; padding-top:5px;"><a href="#" class="docopy-gallery_image button">Add</a></p>
    
</div>