diff --git a/webapp/controller/RechargeController.class.php b/webapp/controller/RechargeController.class.php
index 867d5e6..fa9dd16 100644
--- a/webapp/controller/RechargeController.class.php
+++ b/webapp/controller/RechargeController.class.php
@@ -314,6 +314,10 @@ class RechargeController
 
         $todaysecs = phpcommon\getdayseconds(time());
         $daily_obj = json_decode($daily_purchase . true);
+        if (!$daily_obj) {
+            return true;
+        }
+
         if ($productid == 10) {
             foreach ($daily_obj as $item) {
                 if ($item['time'] > $todaysecs) {
@@ -455,7 +459,10 @@ class RechargeController
                     )
                 );
             } else {
-                $vip_info = json_decode($rechargerow['vip_info'], true);
+                $vip_info = array();
+                if ($rechargerow['vip_info'] != NULL) {
+                    $vip_info = json_decode($rechargerow['vip_info'], true);
+                }
                 $found = false;
                 foreach ($vip_info as $key => $carditem) {
                     if ($carditem['id'] == $_REQUEST['goodsid']) {