Taxonomy_menu reports database errors, fails to work

The module simply does not work. It puts up the menu fine but pressing any of the links give errors.

Here's the errors reported:

(Topshelf is the directory where drupal is installed. The errors reported vary by only the number after the slash depending on what category was pressed.)

Location = /topshelf/?q=taxonomy_menu/8
Message = user error: You have an error in your SQL syntax near ') AND n.status = 1 AND '1' ORDER BY n.sticky DESC, n.created DESC LIMIT 0, 20' at line 1 query: SELECT DISTINCT(n.nid), n.sticky, n.created FROM node n INNER JOIN term_node tn ON n.nid = tn.nid WHERE tn.tid IN () AND n.status = 1 AND '1' ORDER BY n.sticky DESC, n.created DESC LIMIT 0, 20 in /home/httpd/vhosts/mysite/httpdocs/topshelf/includes/database.mysql.inc on line 125.

Location = /topshelf/?q=taxonomy_menu/8
Message = user error: You have an error in your SQL syntax near ') AND n.status = 1 AND '1'' at line 1 query: SELECT COUNT(DISTINCT(n.nid)) FROM node n INNER JOIN term_node tn ON n.nid = tn.nid WHERE tn.tid IN () AND n.status = 1 AND '1' in /home/httpd/vhosts/mysite/httpdocs/topshelf/includes/database.mysql.inc on line 125.

Location = /topshelf/?q=taxonomy_menu/8
Message = warning: Bad arguments to implode() in /home/httpd/vhosts/mysite/httpdocs/topshelf/modules/taxonomy.module on line 821.

Location = /topshelf/?q=taxonomy_menu/8
Message = warning: Wrong parameter count for array_merge() in /home/httpd/vhosts/mysite/httpdocs/topshelf/modules/taxonomy.module on line 821.

- halfelven