diff --git a/app/xml_cdr/resources/classes/xml_cdr.php b/app/xml_cdr/resources/classes/xml_cdr.php
index 7f3e991c68..a4d4ced0f0 100644
--- a/app/xml_cdr/resources/classes/xml_cdr.php
+++ b/app/xml_cdr/resources/classes/xml_cdr.php
@@ -516,6 +516,11 @@ if (!class_exists('xml_cdr')) {
 						$this->array[$key]['direction'] = urldecode($xml->variables->call_direction);
 
 					//call center
+						if ($xml->variables->cc_member_uuid == '_undef_') { $xml->variables->cc_member_uuid = ''; }
+						if ($xml->variables->cc_member_session_uuid == '_undef_') { $xml->variables->cc_member_session_uuid = ''; }
+						if ($xml->variables->cc_agent_uuid == '_undef_') { $xml->variables->cc_agent_uuid = ''; }
+						if ($xml->variables->call_center_queue_uuid == '_undef_') { $xml->variables->call_center_queue_uuid = ''; }
+						if ($xml->variables->cc_queue_joined_epoch == '_undef_') { $xml->variables->cc_queue_joined_epoch = ''; }
 						$this->array[$key]['cc_side'] = urldecode($xml->variables->cc_side);
 						$this->array[$key]['cc_member_uuid'] = urldecode($xml->variables->cc_member_uuid);
 						$this->array[$key]['cc_queue'] = urldecode($xml->variables->cc_queue);