Error in Single.php

Hy all, ??

I have problem..in single.php file.
I try posting the article, with custom field and featured image.
But,if i click the result of post in homepage. I get, all my post shown with full summary.And the ID post in the address bar is correct.

Please help me ??

My single.php file

<?php get_header(); ?>
        <div id="content-common">
        	<div class="post-container">
            <?php if (have_posts()) : while (have_posts()) : the_post(); ?>
                <div class="post">
                    <div class="title">
                        <h1>
                        	<a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to <?php the_title_attribute(); ?>"><?php the_title(); ?></a>
                        </h1>
                    </div>
                    <div class="entry-post">
                        <?php the_post_thumbnail(); ?>
                        <?php the_content(); ?>
                        <?php
							$custom_field_fitur = nl2br(get_post_meta($post->ID,"Fitur",true));
							$custom_field_organiser = get_post_meta($post->ID,"Organiser",true);

							echo "Fitur : ".$custom_field_fitur."<br />";
							echo "Organiser : ".$custom_field_organiser;
						?>
                    </div>
               </div>
            <?php endwhile; else: ?>
				<p>Sorry, no posts matched your criteria.</p>
			<?php endif; ?>
            </div><!-- End Post Container -->
        </div><!-- End Content -->
<?php get_footer(); ?>