diff --git a/framework.php b/framework.php
index 4bf3fae..e6c2d1c 100644
--- a/framework.php
+++ b/framework.php
@@ -1311,6 +1311,7 @@ public function add($params=NULL, $retrieve_id=true, $keep_log=true)
 	{
 		Debug::func_start(__METHOD__,func_get_args(),"framework");
 
+		$res = array();
 		if($params) {
 			$res = $this->verifyRequiredFields($params);
 			if(!$res[0])