diff --git a/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/removeUserBL.php b/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/removeUserBL.php
index 24fb076..aaa57c4 100644
--- a/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/removeUserBL.php
+++ b/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/removeUserBL.php
@@ -33,14 +33,9 @@ if (checkSession()) {
     require_once("$default->fileSystemRoot/lib/visualpatterns/PatternListBox.inc");
     require_once("$default->fileSystemRoot/lib/visualpatterns/PatternEditableListFromQuery.inc");
     require_once("removeUserUI.inc");
-    require_once("$default->fileSystemRoot/lib/security/Permission.inc");
     require_once("$default->fileSystemRoot/lib/users/User.inc");
-    require_once("$default->fileSystemRoot/lib/groups/Group.inc");
-    require_once("$default->fileSystemRoot/lib/groups/GroupUserLink.inc");
     require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
     require_once("$default->fileSystemRoot/lib/visualpatterns/PatternCustom.inc");
-    require_once("$default->fileSystemRoot/lib/foldermanagement/Folder.inc");
-    require_once("$default->fileSystemRoot/presentation/lookAndFeel/knowledgeTree/foldermanagement/folderUI.inc");
     require_once("$default->fileSystemRoot/presentation/Html.inc");
 
     $oPatternCustom = & new PatternCustom();