Warning: Use of undefined constant id - assumed 'id' (this will throw an Error in a future version of PHP) in /files/panel_naucz.php on line 3
Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /files/panel_naucz.php:17
Stack trace:
#0 {main}
thrown in /files/panel_naucz.php on line 17