Fatal error: Uncaught Error: Call to a member function getAttribute() on null in /var/www/virtual/schuhmuecke.de/htdocs/custom/plugins/cutvertFacetFilterOrder/cutvertFacetFilterOrder.php:125 Stack trace: #0 /var/www/virtual/schuhmuecke.de/htdocs/engine/Library/Enlight/Event/Handler/Default.php(87): cutvertFacetFilterOrder\cutvertFacetFilterOrder->onListingPostDispatch_sort(Object(Enlight_Controller_ActionEventArgs)) #1 /var/www/virtual/schuhmuecke.de/htdocs/engine/Library/Enlight/Event/EventManager.php(214): Enlight_Event_Handler_Default->execute(Object(Enlight_Controller_ActionEventArgs)) #2 /var/www/virtual/schuhmuecke.de/htdocs/engine/Library/Enlight/Controller/Action.php(224): Enlight_Event_EventManager->notify('Enlight_Control...', Object(Enlight_Controller_ActionEventArgs)) #3 /var/www/virtual/schuhmuecke.de/htdocs/engine/Library/Enlight/Controller/Dispatcher/Default.php(483): Enlight_Controller_Action->dispatch('indexAction') #4 /var/www/virtual/schuhmuecke.de/htdocs/engine/Library/Enlight/Controller/Front.php(228) in /var/www/virtual/schuhmuecke.de/htdocs/custom/plugins/cutvertFacetFilterOrder/cutvertFacetFilterOrder.php on line 125