diff --git a/xml/interface.xml b/xml/interface.xml
index d9220f7..fa782a0 100644
--- a/xml/interface.xml
+++ b/xml/interface.xml
@@ -727,6 +727,7 @@ row 4 |                                                            |
   <message_box name='previous' type='showinfo' title='install sequence' message='#first-step'/>
   <message_box name='raid_add_warning' type='showwarning' title='raid adding' message='#raid-add-warning'/>
   <message_box name='raid_delete_warning' type='showwarning' title='raid deleting' message='#raid-delete-warning'/>
+  <message_box name='raid_add_active_warning' type='showwarning' title='active' message='#raid-add-active-warning'/>
 <!--
                 column 0              column 1
           ________________________________________________
@@ -931,6 +932,11 @@ row 4 |                                                            |
     <Chinese>当添加raid设备时，活动设备列表不能为空，并且必须选定一个raid级别。</Chinese>
   </text>
 
+  <text key='#raid-add-active-warning'>
+      <English>Active display frame can not be empyt</English>
+      <Chinese>活动框不能为空</Chinese>
+  </text>
+
   <text key='#raid-delete-warning'>
     <English>You can not delete an existing raid, which is not made by I (install program)!</English>
     <Chinese>对于一个早已存在的raid设备（不是由安装程序创建的），你不能把它删除。</Chinese>