Index: wrappers/taxonomy.module.copyme
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/category/wrappers/taxonomy.module.copyme,v
retrieving revision 1.26.2.2
diff -u -p -r1.26.2.2 taxonomy.module.copyme
--- wrappers/taxonomy.module.copyme	2 Feb 2007 08:24:56 -0000	1.26.2.2
+++ wrappers/taxonomy.module.copyme	7 Feb 2007 17:46:34 -0000
@@ -559,20 +559,24 @@ function taxonomy_node_save($nid, $terms
       }
     }
     if (is_array($terms)) {
+      $saved_terms = array();
       foreach ($terms as $key => $term) {
         if ($key != 'tags' && $key != 'legacy') {
           if (is_array($term)) {
             foreach ($term as $tid) {
-              if (!empty($tid)) {
+              if (!empty($tid) && !isset($saved_terms[$tid])) {
                 db_query('INSERT INTO {term_node} (nid, tid) VALUES (%d, %d)', $nid, $tid);
+                $saved_terms[$tid] = TRUE;
               }
             }
           }
-          else if (isset($term->tid)) {
+          else if (isset($term->tid) && !isset($saved_terms[$term->tid])) {
             db_query('INSERT INTO {term_node} (nid, tid) VALUES (%d, %d)', $nid, $term->tid);
+            $saved_terms[$term->tid] = TRUE;
           }
-          else if ($term) {
+          else if (is_numeric($term) && !isset($saved_terms[$term])) {
             db_query('INSERT INTO {term_node} (nid, tid) VALUES (%d, %d)', $nid, $term);
+            $saved_terms[$term] = TRUE;
           }
         }
       }