warning in single.php

Warning: printf() [function.printf]: Too few arguments in /home/allaremi/public_html/blog/wp-content/themes/independent-publisher/single.php on line 31

<div id="taglist">
<?php printf( $tag_list ); ?>
</div>

change to

<div id="taglist">
<?php echo( $tag_list ); ?>
</div>

can fix this bug.