Fatal error: Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, null given in /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Event/Handler/Plugin.php:148 Stack trace: #0 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Event/Handler/Plugin.php(148): method_exists(NULL, 'onFrontendPostD...') #1 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Event/EventManager.php(207): Enlight_Event_Handler_Plugin->execute(Object(Enlight_Controller_ActionEventArgs)) #2 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Controller/Action.php(224): Enlight_Event_EventManager->notify('Enlight_Control...', Object(Enlight_Controller_ActionEventArgs)) #3 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Controller/Dispatcher/Default.php(467): Enlight_Controller_Action->dispatch('indexAction') #4 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Controller/Front.php(226): Enlight_Controller_Dispatcher_Default->dispatch(Object(Enlight_Controller_Request_RequestHttp), Object(Enlight_Controller_Response_ResponseHttp)) #5 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Kernel.php(195): Enlight_Controller_Front->dispatch() #6 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/SubRequestHandler.php(85): Shopware\Kernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #7 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(479): Symfony\Component\HttpKernel\HttpCache\SubRequestHandler::handle(Object(Shopware\Kernel), Object(Symfony\Component\HttpFoundation\Request), 1, true) #8 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/HttpCache/AppCache.php(270): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward(Object(Symfony\Component\HttpFoundation\Request), true, NULL) #9 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(452): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true) #10 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(346): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch(Object(Symfony\Component\HttpFoundation\Request), true) #11 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/HttpCache/AppCache.php(196): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup(Object(Symfony\Component\HttpFoundation\Request), true) #12 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(224): Shopware\Components\HttpCache\AppCache->lookup(Object(Symfony\Component\HttpFoundation\Request), true) #13 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/HttpCache/AppCache.php(117): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #14 /www/htdocs/w0106c96/shopware2021/shopware.php(122): Shopware\Components\HttpCache\AppCache->handle(Object(Symfony\Component\HttpFoundation\Request)) #15 {main} thrown in /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Event/Handler/Plugin.php on line 148