Unhandled Error!

Trying to get property of non-object

Document shop:product:images
Document type CMS partial
Line 1
Exception class Cms_ExecutionException

Code Highlight

<? if ($product->images->count): ?>
<div class="images cf">
	<?
		$large = $thumb = array();
		foreach ($product->images as $image) {
			$large[] = $image->getThumbnailPath(460, 380);
			$thumb[] = $image->getThumbnailPath(138, 110);
		}
	?>
		<img src="<?= array_shift($large) ?>" rel="<?= array_shift($thumb) ?>">
		<? if (count($large)): ?>
			<p>Additional Views</p>
			<div class="additional">
# Document Type
3 shop:product:images CMS partial
2 shop:product CMS partial
1 Product CMS page