diff --git a/src/KnetResponseHandler.php b/src/KnetResponseHandler.php
index 5ec7881..f974908 100644
--- a/src/KnetResponseHandler.php
+++ b/src/KnetResponseHandler.php
@@ -6,8 +6,8 @@
 
 class KnetResponseHandler extends KnetClient
 {
-    private $result = [];
-    private $error = [];
+    private $result = null;
+    private $error = null;
     private $error_code = '';
 
     public function __construct()
@@ -43,7 +43,7 @@ public function toArray()
 
     public function hasErrors()
     {
-        return count($this->error);
+        return !is_null($this->error);
     }
 
     public function error()