Database Error Message in Sidebar once New Theme applied

WP version: 2.1.2 on theme “Bloo”

I’ve got this Error Message once I applied the Theme to my blog without customizing.
Anyone please help? Thanks a lot!!

Sidebar Error Message:
WordPress database error: [You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near ” at line 1]

Screen Capture

Codes in sidebar.php: (ERROR part)
**The BOLD part is what IF I simply REMOVE the codes of this part, the Sidebar don’t even show up with another Error Msg!!


<?php $link_cats = $wpdb->get_results("select");
foreach ($link_cats as $link_cat) { ?>
<?php } ?>

• <div id="sb_header"><h2><?php _e('Links'); ?></h2></div>

<?php get_links('-1', '
• ', '

', ''); ?>