diff --git a/mobile/skin/member/basic/login.skin.php b/mobile/skin/member/basic/login.skin.php
index a53a15af2..67aca531a 100644
--- a/mobile/skin/member/basic/login.skin.php
+++ b/mobile/skin/member/basic/login.skin.php
@@ -40,7 +40,7 @@ add_stylesheet('<link rel="stylesheet" href="'.$member_skin_url.'/style.css">',
 
 
     <?php // 쇼핑몰 사용시 여기부터 ?>
-    <?php if ($default['de_level_sell'] == 1) { // 상품구입 권한 ?>
+    <?php if (isset($default['de_level_sell']) && $default['de_level_sell'] == 1) { // 상품구입 권한 ?>
 
         <!-- 주문하기, 신청하기 -->
         <?php if (preg_match("/orderform.php/", $url)) { ?>