Index: content_taxonomy.module
===================================================================
RCS file: /cvs/drupal/contributions/modules/content_taxonomy/content_taxonomy.module,v
retrieving revision 1.2.2.15.2.13
diff -u -r1.2.2.15.2.13 content_taxonomy.module
--- content_taxonomy.module	17 Sep 2008 14:23:54 -0000	1.2.2.15.2.13
+++ content_taxonomy.module	22 Oct 2008 19:45:17 -0000
@@ -207,10 +207,11 @@
  * Theme function for 'link' text field formatter.
  */
 function theme_content_taxonomy_formatter_link($element) {
-  $term = taxonomy_get_term($element['#item']['value']);
-  return l($term->name, taxonomy_term_path($term), array('rel' => 'tag', 'title' => $term->description));
+  if(!empty($element['#item']['value'])){
+    $term = taxonomy_get_term($element['#item']['value']);
+    return l($term->name, taxonomy_term_path($term), array('rel' => 'tag', 'title' => $term->description));
+  }
 }
-
 /**
  * Implementation of hook_content_is_empty().
  */