Fatal error: Uncaught InvalidArgumentException: Entity has to be managed or scheduled for removal for single computation Shopware\Models\Tracking\Banner@00000000591f20cc00000000670af96f in /home/prigshqg/www.TDruck.de/shop/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php:516 Stack trace: #0 /home/prigshqg/www.TDruck.de/shop/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php(344): Doctrine\ORM\UnitOfWork->computeSingleEntityChangeSet(Object(Shopware\Models\Tracking\Banner)) #1 /home/prigshqg/www.TDruck.de/shop/vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php(359): Doctrine\ORM\UnitOfWork->commit(Object(Shopware\Models\Tracking\Banner)) #2 /home/prigshqg/www.TDruck.de/shop/engine/Shopware/Controllers/Frontend/Tracking.php(69): Doctrine\ORM\EntityManager->flush(Object(Shopware\Models\Tracking\Banner)) #3 /home/prigshqg/www.TDruck.de/shop/engine/Library/Enlight/Controller/Action.php(192): Shopware_Controllers_Frontend_Tracking->countBannerClickAction() #4 /home/prigshqg/www.TDruck.de/shop/engine/Library/Enlight/Cont in /home/prigshqg/www.TDruck.de/shop/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php on line 516