Expected result

No Error

Actual result

ERROR 0 - Call to a member function getInput() on null in ...\libraries\src\Component\Router\Rules\NomenuRules.php:82
$this->app is not initialized

System information (as much as possible)

Joomla 4.3 RC1
PHP 8.1

Additional comments

I found this issue with PhocaDownload extension, but, I don't think it's related to this extension.
In version 4.2.9, $this->router->app is being used instead of $this->app.