Fatal error: Uncaught Error: Call to a member function getAddVoucherControllerName() on null in /var/www/clients/client2/web63/web/gprshopware/www/custom/plugins/NetiEasyCoupon/Service/AddVoucher/AddVoucher.php:109 Stack trace: #0 /var/www/clients/client2/web63/web/gprshopware/www/custom/plugins/NetiEasyCoupon/Subscriber/AddVoucherRouteSubscriber.php(81): NetiEasyCoupon\Service\AddVoucher\AddVoucher->isValidRequest() #1 /var/www/clients/client2/web63/web/gprshopware/www/engine/Library/Enlight/Event/Handler/Default.php(90): NetiEasyCoupon\Subscriber\AddVoucherRouteSubscriber->onEnlightControllerRouteShutdown() #2 /var/www/clients/client2/web63/web/gprshopware/www/engine/Library/Enlight/Event/EventManager.php(207): Enlight_Event_Handler_Default->execute() #3 /var/www/clients/client2/web63/web/gprshopware/www/engine/Library/Enlight/Controller/Front.php(179): Enlight_Event_EventManager->notify() #4 /var/www/clients/client2/web63/web/gprshopware/www/engine/Shopware/Kernel.php(197): Enlight_Controller_Front->dispatch() #5 /var/ in /var/www/clients/client2/web63/web/gprshopware/www/custom/plugins/NetiEasyCoupon/Service/AddVoucher/AddVoucher.php on line 109