Index: branches/5.2.x/core/units/helpers/list_helper.php
===================================================================
diff -u -N -r14646 -r14699
--- branches/5.2.x/core/units/helpers/list_helper.php	(.../list_helper.php)	(revision 14646)
+++ branches/5.2.x/core/units/helpers/list_helper.php	(.../list_helper.php)	(revision 14699)
@@ -117,7 +117,9 @@
 			$sorting_prefix = getArrayValue($list_sortings, $list->Special) ? $list->Special : '';
 
 			$user_sorting_start = 0;
-			if ( $forced_sorting = getArrayValue($list_sortings, $sorting_prefix, 'ForcedSorting') ) {
+			$forced_sorting = getArrayValue($list_sortings, $sorting_prefix, 'ForcedSorting');
+
+			if ( $forced_sorting ) {
 				$user_sorting_start = count($forced_sorting);
 			}
 
@@ -130,6 +132,7 @@
 		 * @param kDBItem $object
 		 * @param string $list_prefix
 		 * @param bool $next
+		 * @param string $select_fields
 		 * @return int
 		 */
 		function getNavigationResource(&$object, $list_prefix, $next = true, $select_fields = null)