product add,edit device_type fixes

core/class/commonobject.class.php

@@ -8381,7 +8381,7 @@ abstract class CommonObject
 									$entrepotObj = new Entrepot($this->db);
 									$entrepotObj->fetch($_REQUEST['inventory_id']);
 									if ($entrepotObj->array_options['options_entrepot_type'] == 1) {
-										$extrafields->attributes['inventory']['param'][$key]['options'] = array_slice($extrafields->attributes['inventory']['param'][$key]['options'], -2, true);
+										$extrafields->attributes['inventory']['param'][$key]['options'] = array_slice($extrafields->attributes['inventory']['param'][$key]['options'], -2, 2, true);
 									}else{
 										$extrafields->attributes['inventory']['param'][$key]['options'] = array_slice($extrafields->attributes['inventory']['param'][$key]['options'], 0, 4, true);
 									}
@@ -8410,7 +8410,7 @@ abstract class CommonObject
 									$entrepotObj = new Entrepot($this->db);
 									$entrepotObj->fetch($_REQUEST['inventory_id']);
 									if ($entrepotObj->array_options['options_entrepot_type'] == 1) {
-										$extrafields->attributes['inventory']['param'][$key]['options'] = array_slice($extrafields->attributes['inventory']['param'][$key]['options'], -2, true);
+										$extrafields->attributes['inventory']['param'][$key]['options'] = array_slice($extrafields->attributes['inventory']['param'][$key]['options'], -2, 2, true);
 									}else{
 										$extrafields->attributes['inventory']['param'][$key]['options'] = array_slice($extrafields->attributes['inventory']['param'][$key]['options'], 0, 4, true);									}
 									$out .= $extrafields->showInputField($key, $value, '', $keysuffix, '', 0, $this->id, $this->table_element);