diff --git a/common/tpl/common_layout.html b/common/tpl/common_layout.html
index 8e9e9c437..099780945 100644
--- a/common/tpl/common_layout.html
+++ b/common/tpl/common_layout.html
@@ -5,8 +5,8 @@
     <meta name="generator" content="zeroboard xe (http://www.zeroboard.com)" />
     <!--@if($module_info->module)--><meta name="module" content="{$module_info->module}" />
     <!--@end--><!--@if($module_info->skin)--><meta name="module_skin" content="{$module_info->skin}" />
-    <!--@end--><!--@if($layout_info)--><meta name="layout" content="{$layout_info->title} ({$layout_info->layout})" />
-    <meta name="layout_maker" content="{$layout_info->author->name} ({$layout_info->author->homepage})" />
+    <!--@end--><!--@if($layout_info->title)--><meta name="layout" content="{$layout_info->title} ({$layout_info->layout})" />
+    <!--@end--><!--@if($layout->author)--><meta name="layout_maker" content="{$layout_info->author->name} ({$layout_info->author->homepage})" />
     <!--@end--><meta http-equiv="imagetoolbar" content="no" />
     <title>{Context::getBrowserTitle()}</title>
     <script type="text/javascript" src="./common/js/x.js"></script>