Fatal error: Uncaught Symfony\Component\Debug\Exception\FatalThrowableError: Call to a member function getUser() on null in /var/www/html/src/BackendBundle/Listener/PreExecuteListener.php:98 Stack trace: #0 /var/www/html/vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/Debug/WrappedListener.php(115): BackendBundle\Listener\PreExecuteListener->onKernelController(Object(Symfony\Component\HttpKernel\Event\FilterControllerEvent), 'kernel.controll...', Object(Symfony\Component\HttpKernel\Debug\TraceableEventDispatcher)) #1 /var/www/html/vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php(214): Symfony\Component\EventDispatcher\Debug\WrappedListener->__invoke(Object(Symfony\Component\HttpKernel\Event\FilterControllerEvent), 'kernel.controll...', Object(Symfony\Component\HttpKernel\Debug\TraceableEventDispatcher)) #2 /var/www/html/vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php(44): Symfony\Component\EventDispatcher\EventDispatcher->doDispatch(Array, 'kern in /var/www/html/src/BackendBundle/Listener/PreExecuteListener.php on line 98