diff --git a/webapp/services/BlockChainService.php b/webapp/services/BlockChainService.php
index a0956dfb..85dce8ce 100644
--- a/webapp/services/BlockChainService.php
+++ b/webapp/services/BlockChainService.php
@@ -4,7 +4,7 @@ namespace services;
 
 class BlockChainService {
 
-    public static function gameItemMallBuy($actionType, $account, $price)
+    public static function gameItemMallBuy($actionType, $price)
     {
         if (!($actionType > Transaction::BUY_BEGIN_ACTION_TYPE &&
               $actionType < Transaction::BUY_END_ACTION_TYPE)) {
@@ -34,10 +34,10 @@ class BlockChainService {
                 Transaction::add(
                     $transId,
                     $actionType,
-                    $tokenId,
-                    $tokenType,
-                    $itemUniId,
-                    $itemId,
+                    '', //$tokenId,
+                    '', //$tokenType,
+                    0, //$itemUniId,
+                    0, //$itemId,
                     1
                 );
                 myself()->_rspData(array(