diff --git a/webapp/controller/BlockChainController.class.php b/webapp/controller/BlockChainController.class.php
index f7eff8c0..bdce3bbe 100644
--- a/webapp/controller/BlockChainController.class.php
+++ b/webapp/controller/BlockChainController.class.php
@@ -272,14 +272,15 @@ class BlockChainController extends BaseAuthedController {
             'token_ids' => implode('|', $tokenIds)
         );
         {
+                error_log(3333333);
             $url = self::getWeb3ServiceUrl();
             $response = '';
             if (!phpcommon\HttpClient::get
                 ($url,
                  $params,
                  $response)) {
+                error_log(444444);
                 myself()->_rspErr(500,  'server internal error');
-                die();
                 return;
             }
             error_log($response);
@@ -298,7 +299,9 @@ class BlockChainController extends BaseAuthedController {
                     'trans_id' => $transId,
                     'params' => $rspObj['params']
                 ));
+                error_log(5555555555);
             } else {
+                error_log(22222222222222);
                 myself()->_rspErr(500,  'server internal error');
                 return;
             }