Index: modules/menu/menu.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/menu/menu.admin.inc,v
retrieving revision 1.90
diff -u -p -r1.90 menu.admin.inc
--- modules/menu/menu.admin.inc	20 Oct 2010 07:40:59 -0000	1.90
+++ modules/menu/menu.admin.inc	21 Oct 2010 06:48:55 -0000
@@ -297,6 +297,7 @@ function menu_edit_item($form, &$form_st
       '#access' => $item['mlid'],
       '#submit' => array('menu_item_delete_submit'),
       '#weight' => 10,
+      '#limit_validation_errors' => array(array('mlid')),
     );
   }
   else {
Index: modules/node/node.pages.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/node/node.pages.inc,v
retrieving revision 1.132
diff -u -p -r1.132 node.pages.inc
--- modules/node/node.pages.inc	9 Sep 2010 23:01:48 -0000	1.132
+++ modules/node/node.pages.inc	21 Oct 2010 06:48:55 -0000
@@ -281,6 +281,7 @@ function node_form($form, &$form_state, 
       '#value' => t('Delete'),
       '#weight' => 15,
       '#submit' => array('node_form_delete_submit'),
+      '#limit_validation_errors' => array(array('nid')),
     );
   }
   // This form uses a button-level #submit handler for the form's main submit
Index: modules/path/path.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/path/path.admin.inc,v
retrieving revision 1.45
diff -u -p -r1.45 path.admin.inc
--- modules/path/path.admin.inc	11 Sep 2010 03:04:43 -0000	1.45
+++ modules/path/path.admin.inc	21 Oct 2010 06:48:55 -0000
@@ -151,6 +151,7 @@ function path_admin_form($form, &$form_s
       '#type' => 'submit',
       '#value' => t('Delete'),
       '#submit' => array('path_admin_form_delete_submit'),
+      '#limit_validation_errors' => array(array('pid')),
     );
   }
 
Index: modules/user/user.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/user/user.admin.inc,v
retrieving revision 1.120
diff -u -p -r1.120 user.admin.inc
--- modules/user/user.admin.inc	20 Oct 2010 01:31:07 -0000	1.120
+++ modules/user/user.admin.inc	21 Oct 2010 06:48:56 -0000
@@ -959,6 +959,7 @@ function user_admin_role($form, $form_st
     '#type' => 'submit',
     '#value' => t('Delete role'),
     '#submit' => array('user_admin_role_delete_submit'),
+    '#limit_validation_errors' => array(array('rid')),
   );
 
   return $form;