Index: /controller/wpsg_ProduktController.class.php
===================================================================
--- /controller/wpsg_ProduktController.class.php	(revision 8395)
+++ /controller/wpsg_ProduktController.class.php	(revision 8398)
@@ -1253,6 +1253,8 @@
 				wpsg_checkRequest('beschreibung', [WPSG_SANITIZE_NONE], __('Kurztext', 'wpsg'), $data);
 				wpsg_checkRequest('longdescription', [WPSG_SANITIZE_NONE], __('Langtext', 'wpsg'), $data);
-				wpsg_checkRequest('longdescription_addon', [WPSG_SANITIZE_NONE], __('Langtext (Zusatz)', 'wpsg'), $data);
-				wpsg_checkRequest('productfeatures', [WPSG_SANITIZE_NONE], __('Produktfeatures', 'wpsg'), $data);
+				
+				if (isset($_REQUEST['longdescription_addon'])) wpsg_checkRequest('longdescription_addon', [WPSG_SANITIZE_NONE], __('Langtext (Zusatz)', 'wpsg'), $data);
+				if (isset($_REQUEST['productfeatures'])) wpsg_checkRequest('productfeatures', [WPSG_SANITIZE_NONE], __('Produktfeatures', 'wpsg'), $data);
+				
 				wpsg_checkRequest('moreinfos', [WPSG_SANITIZE_NONE], __('ZusÀtzliche Informationen', 'wpsg'), $data);
 				wpsg_checkRequest('moreinfos2', [WPSG_SANITIZE_NONE], __('Lieferumfang', 'wpsg'), $data);