Fatal error: Uncaught Error: Call to a member function getAttribute() on null in /var/www/web1/htdocs/shopware/engine/Shopware/Plugins/Local/Frontend/DtgsPrepaymentDiscount/Bootstrap.php:381 Stack trace: #0 /var/www/web1/htdocs/shopware/engine/Shopware/Plugins/Local/Frontend/DtgsPrepaymentDiscount/Bootstrap.php(529): Shopware_Plugins_Frontend_DtgsPrepaymentDiscount_Bootstrap->articleEnabled('5716', true) #1 /var/www/web1/htdocs/shopware/engine/Library/Enlight/Event/Handler/Plugin.php(149): Shopware_Plugins_Frontend_DtgsPrepaymentDiscount_Bootstrap->onPostDispatchFrontendDetail(Object(Enlight_Controller_ActionEventArgs)) #2 /var/www/web1/htdocs/shopware/engine/Library/Enlight/Event/EventManager.php(220): Enlight_Event_Handler_Plugin->execute(Object(Enlight_Controller_ActionEventArgs)) #3 /var/www/web1/htdocs/shopware/engine/Library/Enlight/Controller/Action.php(225): Enlight_Event_EventManager->notify('Enlight_Control...', Object(Enlight_Controller_ActionEventArgs)) #4 /var/www/web1/htdocs/shopware/engine/Library/Enlight/C in /var/www/web1/htdocs/shopware/engine/Shopware/Plugins/Local/Frontend/DtgsPrepaymentDiscount/Bootstrap.php on line 381