Index: branches/version-2_5-dev/data/class/pages/admin/design/LC_Page_Admin_Design.php
===================================================================
--- branches/version-2_5-dev/data/class/pages/admin/design/LC_Page_Admin_Design.php	(revision 19878)
+++ branches/version-2_5-dev/data/class/pages/admin/design/LC_Page_Admin_Design.php	(revision 19879)
@@ -83,5 +83,5 @@
             $page_id = $_REQUEST['page_id'];
         } else {
-            $page_id = 1;
+            $page_id = 1; // FIXME $_REQUEST['page_id'] を受け取れない不具合時に不正処理が行なわれる原因となった
         }
         // 端末種別IDを取得
@@ -225,5 +225,5 @@
             if (!$objLayout->lfCheckBaseData($page_id, $device_type_id)) {
                 $objLayout->lfDelPageData($page_id, $device_type_id);
-                SC_Response_Ex::reload(array('device_type_id' => $device_type_id));
+                SC_Response_Ex::reload(array('device_type_id' => $device_type_id), true);
                 exit;
             }