diff --git a/webapp/controller/BlockChainController.class.php b/webapp/controller/BlockChainController.class.php
index dc2c1e83..9447279e 100644
--- a/webapp/controller/BlockChainController.class.php
+++ b/webapp/controller/BlockChainController.class.php
@@ -54,7 +54,7 @@ class BlockChainController extends BaseAuthedController {
         switch ($type) {
         case 1:
         {
-            $heroDb = Hero::find($uuid);
+            $heroDb = Hero::find($uniid);
             if (!$heroDb) {
                 myself()->_rspErr(1, 'hero not found');
                 return;
@@ -154,8 +154,11 @@ class BlockChainController extends BaseAuthedController {
     private function internalActivate721Nft($tokenId, $tokenType, $itemUniId, $itemId)
     {
         $params = array(
+            'c' => 'BcService',
+            'a' => 'activate721Nft',
             'account_id' => myself()->_getAccountId(),
             'session_id' => myself()->_getSessionId(),
+            'account' => myself()->_getOpenId(),
             'token_id' => $tokenId,
             'token_type' => $tokenType,
             'item_uniid' => $itemUniId,
@@ -168,10 +171,11 @@ class BlockChainController extends BaseAuthedController {
                 ($url,
                  $params,
                  $response)) {
-                phpcommon\sendError(500,  'server internal error');
+                myself()->_rspErr(500,  'server internal error');
                 die();
                 return;
             }
+            error_log($response);
             $rspObj = json_decode($response, true);
             if ($rspObj['errcode'] == 0) {
                 $transId = $rspObj['trans_id'];
@@ -188,10 +192,19 @@ class BlockChainController extends BaseAuthedController {
                     'params' => $rspObj['params']
                 ));
             } else {
-                phpcommon\sendError(500,  'server internal error');
+                myself()->_rspErr(500,  'server internal error');
                 return;
             }
         }
     }
 
+    private static function getWeb3ServiceUrl()
+    {
+        if (SERVER_ENV == _TEST) {
+            return 'http://127.0.0.1:7672/webapp/index.php';
+        }
+        $web3ServiceCluster = require_once('../config/web3service.cluster.php');
+        return $web3ServiceCluster[rand() % count($web3ServiceCluster)];
+    }
+
 }
diff --git a/webapp/models/Transaction.php b/webapp/models/Transaction.php
index 4c883c74..7aa1f4af 100644
--- a/webapp/models/Transaction.php
+++ b/webapp/models/Transaction.php
@@ -33,7 +33,7 @@ class Transaction extends BaseModel {
     public static function find($transId)
     {
         $row = SqlHelper::ormSelectOne(
-            myself()->_getMarketMysql(),
+            myself()->_getSelfMysql(),
             't_transaction',
             array(
                 'account_id' => myself()->_getAccountId(),
@@ -46,6 +46,7 @@ class Transaction extends BaseModel {
     public static function add($transId, $action, $tokenId, $tokenType, $itemUniId, $itemId)
     {
         SqlHelper::insert(
+            myself()->_getSelfMysql(),
             't_transaction',
             array(
                 'account_id' => myself()->_getAccountId(),