diff --git a/community_server/src/Controller/Component/JsonRpcRequestClientComponent.php b/community_server/src/Controller/Component/JsonRpcRequestClientComponent.php
index 78d274144..504fc8fdd 100644
--- a/community_server/src/Controller/Component/JsonRpcRequestClientComponent.php
+++ b/community_server/src/Controller/Component/JsonRpcRequestClientComponent.php
@@ -69,7 +69,7 @@ class JsonRpcRequestClientComponent extends Component
    
   static public function pickGradidoNodeUrl()
   {
-    $gradidoNodes = Configure::read('GradidoNode');
+    $gradidoNodes = Configure::read('GradidoBlockchain.nodes');
     if(count($gradidoNodes) == 0) {
       return ['state' => 'error', 'msg' => 'no gradido nodes in config'];
     }    
diff --git a/community_server/src/Model/Transactions/Transaction.php b/community_server/src/Model/Transactions/Transaction.php
index fef2cc12d..49d64634f 100644
--- a/community_server/src/Model/Transactions/Transaction.php
+++ b/community_server/src/Model/Transactions/Transaction.php
@@ -39,6 +39,7 @@ class Transaction extends TransactionBase {
          $transactionBin = base64_decode($base64Data, true);
          if($transactionBin == false) {
            $this->addError('Transaction', $e->getMessage());// . ' ' . $base64Data);
+           $this->addError('base64', $base64Data);
            return;
          }
       }