Fatal error: Uncaught Error: Call to a member function displayMakeOfferRanges() on null in /home/kaufenplatz/public_html/library/Ppb/Model/Elements/Purchase.php:447 Stack trace: #0 /home/kaufenplatz/public_html/module/Listings/src/Listings/Form/Purchase.php(158): Ppb\Model\Elements\Purchase->getElements() #1 /home/kaufenplatz/public_html/mods/module/Listings/src/Listings/Controller/Listing.php(415): Listings\Form\Purchase->__construct() #2 /home/kaufenplatz/public_html/library/Cube/Controller/Dispatcher.php(131): Listings\Controller\Listing->Details() #3 /home/kaufenplatz/public_html/library/Cube/Controller/Front.php(408): Cube\Controller\Dispatcher->dispatch() #4 /home/kaufenplatz/public_html/library/Cube/Application/Bootstrap.php(235): Cube\Controller\Front->dispatch() #5 /home/kaufenplatz/public_html/library/Cube/Application.php(254): Cube\Application\Bootstrap->run() #6 /home/kaufenplatz/public_html/index.php(38): Cube\Application->run() #7 {main} thrown in /home/kaufenplatz/public_html/library/Ppb/Model/Elements/Purchase.php on line 447