Fix: Hierarchical user not saved.

htdocs/user/fiche.php

@@ -192,6 +192,7 @@ if ($action == 'add' && $canadduser)
         $object->accountancy_code = GETPOST("accountancy_code");
         $object->note			= GETPOST("note");
         $object->ldap_sid		= GETPOST("ldap_sid");
+        $object->fk_user        = GETPOST("fk_user")>0?GETPOST("fk_user"):0;
 
         // Fill array 'array_options' with data from add form
         $ret = $extrafields->setOptionalsFromPost($extralabels,$object);