Fatal error: Uncaught Symfony\Component\Debug\Exception\FatalThrowableError: Call to a member function getCredentials() on null in /app/src/Subscriber/UserSubscriber.php:46 Stack trace: #0 /app/vendor/symfony/event-dispatcher/EventDispatcher.php(212): App\Subscriber\UserSubscriber->onKernelController(Object(Symfony\Component\HttpKernel\Event\FilterControllerEvent), 'kernel.controll...', Object(Symfony\Component\EventDispatcher\EventDispatcher)) #1 /app/vendor/symfony/event-dispatcher/EventDispatcher.php(44): Symfony\Component\EventDispatcher\EventDispatcher->doDispatch(Array, 'kernel.controll...', Object(Symfony\Component\HttpKernel\Event\FilterControllerEvent)) #2 /app/vendor/symfony/http-kernel/HttpKernel.php(138): Symfony\Component\EventDispatcher\EventDispatcher->dispatch('kernel.controll...', Object(Symfony\Component\HttpKernel\Event\FilterControllerEvent)) #3 /app/vendor/symfony/http-kernel/HttpKernel.php(67): Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object(Symfony\Component\HttpFoundation\Request), 2) #4 in /app/src/Subscriber/UserSubscriber.php on line 46