diff --git a/lib/GchangeUser.class.php b/lib/GchangeUser.class.php
index 2b5b244..7f30d0a 100644
--- a/lib/GchangeUser.class.php
+++ b/lib/GchangeUser.class.php
@@ -17,7 +17,7 @@ class GchangeUser {
 
 		$this->userGchangeId = $gchangeObject->_id;
 
-		if (!$gchangeObject->found) {
+		if (isset($gchangeObject->found) and $gchangeObject->found == false) {
 
 			$this->userName = substr($gchangeObject->_id, 0, 8);