diff --git a/app/xml_cdr/resources/classes/xml_cdr.php b/app/xml_cdr/resources/classes/xml_cdr.php
index cc009c7767..e4ffb88e1c 100644
--- a/app/xml_cdr/resources/classes/xml_cdr.php
+++ b/app/xml_cdr/resources/classes/xml_cdr.php
@@ -202,6 +202,7 @@ if (!class_exists('xml_cdr')) {
 					$this->fields[] = $field_name;
 				}
 			}
+			$this->fields = array_unique($this->fields);
 		}
 
 		/**
@@ -571,20 +572,22 @@ if (!class_exists('xml_cdr')) {
 								$fields = explode(",", $field);
 								$field_name = end($fields);
 								$this->fields[] = $field_name;
-								if (count($fields) == 1) {
-									$this->array[$key][$field_name] = urldecode($xml->variables->{$fields[0]});
-								}
-								if (count($fields) == 2) {
-									$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]});
-								}
-								if (count($fields) == 3) {
-									$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]}->{$fields[2]});
-								}
-								if (count($fields) == 4) {
-									$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]}->{$fields[2]}->{$fields[3]});
-								}
-								if (count($fields) == 5) {
-									$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]}->{$fields[2]}->{$fields[3]}->{$fields[4]});
+								if (!isset($this->array[$key][$field_name])){
+									if (count($fields) == 1) {
+										$this->array[$key][$field_name] = urldecode($xml->variables->{$fields[0]});
+									}
+									if (count($fields) == 2) {
+										$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]});
+									}
+									if (count($fields) == 3) {
+										$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]}->{$fields[2]});
+									}
+									if (count($fields) == 4) {
+										$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]}->{$fields[2]}->{$fields[3]});
+									}
+									if (count($fields) == 5) {
+										$this->array[$key][$field_name] = urldecode($xml->{$fields[0]}->{$fields[1]}->{$fields[2]}->{$fields[3]}->{$fields[4]});
+									}
 								}
 							}
 						}