diff --git a/webht/third_party/paypal/controllers/index.php b/webht/third_party/paypal/controllers/index.php
index 04193088..f1f94921 100644
--- a/webht/third_party/paypal/controllers/index.php
+++ b/webht/third_party/paypal/controllers/index.php
@@ -629,6 +629,7 @@ class Index extends CI_Controller {
     {
         $raw_post = file_get_contents('php://input');
         if (empty($raw_post)) {
+            echo 'no';
             return;
         }
         $post_data = json_decode($raw_post);
@@ -793,7 +794,17 @@ class Index extends CI_Controller {
         $API_str = json_encode($API, JSON_UNESCAPED_SLASHES);
 
         $pn_txn_id = $item->pn_txn_id;
-        $orderid_info = $this->analysis_orderid($item->pn_invoice);
+        $pn_invoice = $item->pn_invoice;
+        $orderid_info = $this->analysis_orderid($pn_invoice);
+        if (empty($orderid_info)) {
+            $notes = $this->Note_model->search_note($pn_txn_id);
+            if (empty($notes)) {
+                return;
+            }
+            $IPN_note = $notes[0];
+            $pn_invoice = $IPN_note->pn_invoice;
+            $orderid_info = $this->analysis_orderid($pn_invoice);
+        }
 
         $this->Note_model->update_send($item->pn_txn_id, 'sendfail', $item->pn_sn);
 
diff --git a/webht/third_party/paypal/models/note_model.php b/webht/third_party/paypal/models/note_model.php
index c15a5ce1..4105daeb 100644
--- a/webht/third_party/paypal/models/note_model.php
+++ b/webht/third_party/paypal/models/note_model.php
@@ -114,6 +114,14 @@ class Note_model extends CI_Model {
         return $this->get_list();
     }
 
+    public function search_note($pn_txn_id){
+        $this->init();
+        $this->topnum=10;
+        $this->pn_txn_id=" AND  pn.pn_txn_id=".$this->HT->escape($pn_txn_id);
+        $this->orderby=" ORDER BY pn_payer desc ";
+        return $this->get_list();
+    }
+
     public function search_key($search_key) {
         $this->init();
         $this->topnum = 300; //限制最大数量，防止查询单词过短