Fatal error: Uncaught Error: Call to a member function query() on null in /htdocs/lyceelitieu/connexion.php:20 Stack trace: #0 /htdocs/lyceelitieu/haut.php(10): require() #1 /htdocs/lyceelitieu/securites.php(5): require('/htdocs/lyceeli...') #2 {main} thrown in /htdocs/lyceelitieu/connexion.php on line 20