session = $session; } public function onKernelException(ExceptionEvent $event) { // You get the exception object from the received event $exception = $event->getThrowable(); // On détecte une erreur interne (500), on remove les sessions qui servent de filtre dans l'admin if ($exception instanceof HttpExceptionInterface != true) { foreach ($this->session->all() as $key => $s) { if (str_contains($key, "_filter")) { $this->session->remove($key); } } } } }