Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, class OntiusDiscountBadge\Subscribers\ListingController does not have a method "onPreDispatchListing" in /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Event/Handler/Default.php:90 Stack trace: #0 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Event/EventManager.php(207): Enlight_Event_Handler_Default->execute() #1 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Action.php(176): Enlight_Event_EventManager->notify() #2 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Dispatcher/Default.php(467): Enlight_Controller_Action->dispatch() #3 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Template/Plugins/function.action.php(89): Enlight_Controller_Dispatcher_Default->dispatch() #4 /home/brihgadm/www.brickxtreme.de/var/cache/production_202201031510/templates/frontend_Shop_de_DE_1_secure/a8/66/6a/a8666a1b43db36be3acfa78e2f316d3ccbbb2be1.snippet.index.tpl.php(705): smarty_function_action() #5 /home/brihgadm/www.brickxtreme.de/engine/Library/Smarty/sysplugins/smarty_internal_templatebase.php(180): content_6290ac83075d27_08326900() #6 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/View/Default.php(286): Smarty_Internal_TemplateBase->fetch() #7 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(180): Enlight_View_Default->render() #8 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(207): Enlight_Controller_Plugins_ViewRenderer_Bootstrap->renderTemplate() #9 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(124): Enlight_Controller_Plugins_ViewRenderer_Bootstrap->render() #10 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Event/Handler/Default.php(90): Enlight_Controller_Plugins_ViewRenderer_Bootstrap->onPostDispatch() #11 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Event/EventManager.php(207): Enlight_Event_Handler_Default->execute() #12 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Action.php(228): Enlight_Event_EventManager->notify() #13 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Dispatcher/Default.php(467): Enlight_Controller_Action->dispatch() #14 /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Controller/Front.php(225): Enlight_Controller_Dispatcher_Default->dispatch() #15 /home/brihgadm/www.brickxtreme.de/engine/Shopware/Kernel.php(197): Enlight_Controller_Front->dispatch() #16 /home/brihgadm/www.brickxtreme.de/vendor/symfony/http-kernel/HttpCache/SubRequestHandler.php(85): Shopware\Kernel->handle() #17 /home/brihgadm/www.brickxtreme.de/vendor/symfony/http-kernel/HttpCache/HttpCache.php(479): Symfony\Component\HttpKernel\HttpCache\SubRequestHandler::handle() #18 /home/brihgadm/www.brickxtreme.de/engine/Shopware/Components/HttpCache/AppCache.php(266): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward() #19 /home/brihgadm/www.brickxtreme.de/vendor/symfony/http-kernel/HttpCache/HttpCache.php(452): Shopware\Components\HttpCache\AppCache->forward() #20 /home/brihgadm/www.brickxtreme.de/vendor/symfony/http-kernel/HttpCache/HttpCache.php(346): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch() #21 /home/brihgadm/www.brickxtreme.de/engine/Shopware/Components/HttpCache/AppCache.php(192): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup() #22 /home/brihgadm/www.brickxtreme.de/vendor/symfony/http-kernel/HttpCache/HttpCache.php(224): Shopware\Components\HttpCache\AppCache->lookup() #23 /home/brihgadm/www.brickxtreme.de/engine/Shopware/Components/HttpCache/AppCache.php(117): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle() #24 /home/brihgadm/www.brickxtreme.de/shopware.php(122): Shopware\Components\HttpCache\AppCache->handle() #25 {main} thrown in /home/brihgadm/www.brickxtreme.de/engine/Library/Enlight/Event/Handler/Default.php on line 90