diff --git a/e107_admin/fileinspector.php b/e107_admin/fileinspector.php
old mode 100644
new mode 100755
index f2866719d..23bb95988
--- a/e107_admin/fileinspector.php
+++ b/e107_admin/fileinspector.php
@@ -569,7 +569,7 @@ class file_inspector {
 	//	$dir
 	//	&$tree_end
 	//	&$parent_expand
-	function inspect($list, $deprecated, $level, $dir, &$tree_end, &$parent_expand)
+	function inspect($list, $deprecated, $level, $dir, &$tree_end = null, &$parent_expand = null)
 	{
 	  global $coredir;
 
@@ -1707,4 +1707,4 @@ i.fa-folder-open-o, i.fa-times-circle-o { cursor:pointer }
 return $text;
 }
 
-?>
\ No newline at end of file
+?>