Index: path_redirect.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/path_redirect/path_redirect.module,v
retrieving revision 1.3.2.7.2.70
diff -u -p -r1.3.2.7.2.70 path_redirect.module
--- path_redirect.module	27 Nov 2009 05:44:59 -0000	1.3.2.7.2.70
+++ path_redirect.module	8 Feb 2010 22:58:35 -0000
@@ -316,7 +316,8 @@ function path_redirect_validate_redirect
     form_set_error($form_parents . 'path', t('You cannot add an existing alias as a redirect as it will not work. You must <a href="@alias-delete">delete the alias</a> first.', array('@alias-delete' => url('admin/build/path/delete/' . $pid, array('query' => drupal_get_destination())))));
   }
 
-  if (menu_get_item($redirect['path'])) {
+  $menu_item = menu_get_item($redirect['path']);
+  if ($menu_item && $menu_item['page_callback'] != 'path_redirect_goto' && $element['#value'] == $menu_item['path']) {
     form_set_error($form_parents . 'path', t('You cannot create a redirect from a currently valid path.'));
   }