eguru

anybody there to help me please

Dian
I got an error while I was using the code with Kubrik theme. Here is ther error

Fatal error: Call to undefined function has_post_thumbnail() in C:\xampp\htdocs\blog\wp-content\themes\basictheme\index.php on line 12

and this is the main page PHP code

<?php
/**
 * @package WordPress
 * @subpackage Default_Theme
 */

get_header(); ?>

<div class="featured-loop">
	<?php $recent = new WP_Query("cat=1&showposts=3"); while($recent->have_posts()) : $recent->the_post();?>
		<div class="feat-post clear">
			<div class="feat-thumb"><?php if ( has_post_thumbnail() ) the_post_thumbnail('feat-loop'); else { ?><a href="<?php the_permalink() ?>"><img src="<?php bloginfo('template_directory'); ?>/images/default-thumbs/feat-thumb.jpg" alt="<?php the_title(); ?>" /></a> <?php } ?></div>
			<div class="feat-post-content">
				<h2 class="feat-post-title"><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h2>
				<span class="feat-post-meta">
					<span class="meta-date"><?php the_time('d, M'); ?>.</span>
					<span class="meta-comments"><?php comments_number('', '1', '%'); ?></span>
				</span>
				<?php the_excerpt(); ?>
				<div class="read-more"><a href="<?php the_permalink() ?>"><img src="<?php bloginfo('template_directory'); ?>/images/read-more.gif" alt="read-more" border="0" /></a></div>
			</div>
		</div>
	<?php endwhile; ?>
</div>

<?php get_sidebar(); ?>

<?php get_footer(); ?>

Pleaes tell me what is the problem.

Anyone Please help MEEEEEE … I am sad