diff --git a/webapp/controller/RechargeController.class.php b/webapp/controller/RechargeController.class.php
index af593cc..e27bfb6 100644
--- a/webapp/controller/RechargeController.class.php
+++ b/webapp/controller/RechargeController.class.php
@@ -519,7 +519,9 @@ class RechargeController
         $vipinfo = array();
         $dailypurchase = array();
         if ($rechargerow) {
-            $firstrecharge = $rechargerow['first_data'];
+            if ($rechargerow['first_data'] != null) {
+                $firstrecharge = $rechargerow['first_data'];
+            }
             if ($rechargerow['vip_info'] != null && $rechargerow['vip_info'] != '') {
                 $vipinfo = json_encode($rechargerow['vip_info']);
             }