Added validation for related record existence before access

includes/http/Request.php

@@ -19,6 +19,7 @@ class Vtiger_Request {
* Default constructor
*/
function __construct($values, $rawvalues = array(), $stripifgpc=true) {
+        	Vtiger_Functions::validateRequestParameters($values);
$this->valuemap = $values;
$this->rawvaluemap = $rawvalues;
if ($stripifgpc && !empty($this->valuemap) && get_magic_quotes_gpc()) {