diff --git a/lib/session-test.php b/lib/session-test.php
deleted file mode 100644
index f38479f3ade..00000000000
--- a/lib/session-test.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-// This file is part of Moodle - http://moodle.org/
-//
-// Moodle is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// Moodle is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
-
-/**
- * This is a tiny standalone diagnostic script to test that sessions
- * are working correctly on a given server.
- *
- * Just run it from a browser.   The first time you run it will
- * set a new variable, and after that it will try to find it again.
- * The random number is just to prevent browser caching.
- *
- * @todo add code that actually tests moodle sessions, the old one only tested
- *       PHP sessions used from installer, not the real moodle sessions
- * @package   moodlecore
- * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
- * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
-
-/** Include config {@see config.php} */
-require '../config.php';
-
-$PAGE->set_url('/lib/session-test.php');
-
-error('session test not reimplemented yet'); //DO NOT localize or use print_error()!
-//
-//TODO: add code that actually tests moodle sessions, the old one only tested PHP sessions used from installer, not the real moodle sessions