Fatal error: Uncaught Error: Call to undefined method stdClass::hasChildren() in /home/www/displaydoktor.de/includes/src/Helpers/Category.php:431 Stack trace: #0 /home/www/displaydoktor.de/includes/src/Helpers/Category.php(416): JTL\Helpers\Category->filterEmpty(Array) #1 /home/www/displaydoktor.de/includes/src/Helpers/Category.php(530): JTL\Helpers\Category->getFallBackFlatTree(516) #2 /home/www/displaydoktor.de/includes/src/Helpers/Category.php(633): JTL\Helpers\Category->getFlatTree(516) #3 /home/www/displaydoktor.de/includes/src/Catalog/Category/Kategorie.php(260): JTL\Helpers\Category->getPath(Object(JTL\Catalog\Category\Kategorie), false) #4 /home/www/displaydoktor.de/filter.php(44): JTL\Catalog\Category\Kategorie->loadFromDB(516) #5 /home/www/displaydoktor.de/index.php(13): require('/home/www/displ...') #6 {main} thrown in /home/www/displaydoktor.de/includes/src/Helpers/Category.php on line 431