Fatal error: Uncaught Doctrine\ORM\NonUniqueResultException: More than one result was found for query although one row or none was expected. in /home/cpnlnmm76475/application/vendor/doctrine/orm/lib/Doctrine/ORM/AbstractQuery.php:803 Stack trace: #0 /home/cpnlnmm76475/application/src/AppBundle/Repository/CartRepository.php(38): Doctrine\ORM\AbstractQuery->getOneOrNullResult() #1 /home/cpnlnmm76475/application/src/AppBundle/Service/CartService.php(36): AppBundle\Repository\CartRepository->findOneByHash('945f076300b3351...') #2 /home/cpnlnmm76475/application/src/AppBundle/Controller/ProductAndCategoryRoutingController.php(415): AppBundle\Service\CartService->getCart() #3 /home/cpnlnmm76475/application/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php(151): AppBundle\Controller\ProductAndCategoryRoutingController->productViewAction(Object(Symfony\Component\HttpFoundation\Request), Object(AppBundle\Entity\Product)) #4 /home/cpnlnmm76475/application/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/H in /home/cpnlnmm76475/application/src/AppBundle/Resources/views/base.html.twig on line 95