WordPress link directory

Hallo

I see these massages on my page: http://buyonecupcoffeemaker.com/link-directory

I do not know what to do about it. please help me?

Warning: mysql_result(): supplied argument is not a valid MySQL result resource in /home/a130196/public_html/buyonecupcoffeemaker.com/wp-content/plugins/wordpress-link-directory/link-directory.php on line 2327

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in /home/a130196/public_html/buyonecupcoffeemaker.com/wp-content/plugins/wordpress-link-directory/link-directory.php on line 2349

Regards
Ernestine Manowarda