Index: relativity.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/relativity/relativity.module,v
retrieving revision 1.46.2.6
diff -u -p -r1.46.2.6 relativity.module
--- relativity.module	20 Apr 2009 21:07:09 -0000	1.46.2.6
+++ relativity.module	9 Jul 2009 11:04:05 -0000
@@ -1704,7 +1704,8 @@ function relativity_get_operation_links(
 
       // and common child relationship isn't required
       if ($may_create && node_access('update', $parent)) {
-        $items[] = l(t('Create new !type', array('!type' => $type_name)), "node/add/$type/parent/$parent_nid", array('class' => 'relativity_create_'. $type));
+        $type_for_url = str_replace('_', '-', $type);
+        $items[] = l(t('Create new !type', array('!type' => $type_name)), "node/add/$type_for_url/parent/$parent_nid", array('class' => 'relativity_create_'. $type));
       }
 
       // only show link to attach existing node when the potential child doesn't require a parent.