diff --git a/presentation/lookAndFeel/knowledgeTree/administration/groupmanagement/editGroupUsersBL.php b/presentation/lookAndFeel/knowledgeTree/administration/groupmanagement/editGroupUsersBL.php
index 5f911de..e96653c 100644
--- a/presentation/lookAndFeel/knowledgeTree/administration/groupmanagement/editGroupUsersBL.php
+++ b/presentation/lookAndFeel/knowledgeTree/administration/groupmanagement/editGroupUsersBL.php
@@ -74,7 +74,6 @@ if (checkSession()) {
     require_once("editGroupUsersUI.inc");
     require_once("$default->fileSystemRoot/lib/groups/Group.inc");
     require_once("$default->fileSystemRoot/lib/users/User.inc");
-    require_once("$default->fileSystemRoot/lib/groups/GroupUserLink.inc");
     require_once("$default->fileSystemRoot/lib/security/Permission.inc");
     require_once("$default->fileSystemRoot/presentation/webpageTemplate.inc");
     require_once("$default->fileSystemRoot/lib/visualpatterns/PatternCustom.inc");    
diff --git a/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserBL.php b/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserBL.php
index 712dbe0..88c3cbf 100644
--- a/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserBL.php
+++ b/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserBL.php
@@ -35,7 +35,6 @@ require_once("$default->fileSystemRoot/lib/visualpatterns/PatternListBox.inc");
 require_once("$default->fileSystemRoot/lib/visualpatterns/PatternCreate.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/lib/security/Permission.inc");
 require_once("$default->fileSystemRoot/lib/visualpatterns/PatternCustom.inc");
 require_once("$default->fileSystemRoot/lib/foldermanagement/Folder.inc");