diff --git a/application/models/infoMetas_model.php b/application/models/infoMetas_model.php
index 8b3a93fd..cc5831b5 100644
--- a/application/models/infoMetas_model.php
+++ b/application/models/infoMetas_model.php
@@ -57,7 +57,7 @@ class InfoMetas_model extends CI_Model {
 
     //按节点列表信息（含meta数据）
     function list_info_by_path_with_meta($is_path, $site_code) {
-        $sql = "SELECT  is.is_id, \n"
+        $sql = "SELECT  is1.is_id, \n"
             . "       ic.ic_id, \n"
             . "       ic.ic_url, \n"
             . "       ic.ic_status, \n"
@@ -65,10 +65,10 @@ class InfoMetas_model extends CI_Model {
             . "       ic.ic_sitecode, \n"
             . "       im.im_id \n"
             . "       FROM   infoStructures is \n"
-            . "       INNER JOIN infoContents ic ON ic.ic_id = is.is_ic_id \n"
-            . "            AND ic.ic_sitecode = is.is_sitecode \n"
+            . "       INNER JOIN infoContents ic ON ic.ic_id = is1.is_ic_id \n"
+            . "            AND ic.ic_sitecode = is1.is_sitecode \n"
             . "       LEFT JOIN infoMetas im ON im.im_ic_id = ic.ic_id AND im.im_key=?"
-            . " WHERE  is.is_path = ? AND is_sitecode = ?";
+            . " WHERE  is1.is_path = ? AND is_sitecode = ?";
         $query = $this->HT->query($sql, array('AMP_JSON', $is_path, $site_code));
         return $query->result();
     }