Fatal error: Uncaught RuntimeException: No valid product number found by id 0 in /usr/www/users/shopww/shop/engine/Shopware/Bundle/StoreFrontBundle/Service/Core/ProductNumberService.php:65 Stack trace: #0 /usr/www/users/shopww/shop/engine/Shopware/Core/sArticles.php(1063): Shopware\Bundle\StoreFrontBundle\Service\Core\ProductNumberService->getMainProductNumberById() #1 /usr/www/users/shopww/shop/custom/plugins/C3WmdInquiryFormExtension/C3WmdInquiryFormExtension.php(62): sArticles->sGetArticleById() #2 /usr/www/users/shopww/shop/engine/Library/Enlight/Event/Handler/Default.php(90): C3WmdInquiryFormExtension\C3WmdInquiryFormExtension->onPostDispatchForms() #3 /usr/www/users/shopww/shop/engine/Library/Enlight/Event/EventManager.php(207): Enlight_Event_Handler_Default->execute() #4 /usr/www/users/shopww/shop/engine/Library/Enlight/Controller/Action.php(202): Enlight_Event_EventManager->notify() #5 /usr/www/users/shopww/shop/engine/Library/Enlight/Controller/Dispatcher/Default.php(467): Enlight_Controller_Action->dispatch() #6 /usr/www/users/shopww/shop/engine/Library/Enlight/Controller/Front.php(226): Enlight_Controller_Dispatcher_Default->dispatch() #7 /usr/www/users/shopww/shop/engine/Shopware/Kernel.php(195): Enlight_Controller_Front->dispatch() #8 /usr/www/users/shopww/shop/vendor/symfony/http-kernel/HttpCache/SubRequestHandler.php(85): Shopware\Kernel->handle() #9 /usr/www/users/shopww/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(479): Symfony\Component\HttpKernel\HttpCache\SubRequestHandler::handle() #10 /usr/www/users/shopww/shop/engine/Shopware/Components/HttpCache/AppCache.php(270): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward() #11 /usr/www/users/shopww/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(452): Shopware\Components\HttpCache\AppCache->forward() #12 /usr/www/users/shopww/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(346): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch() #13 /usr/www/users/shopww/shop/engine/Shopware/Components/HttpCache/AppCache.php(196): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup() #14 /usr/www/users/shopww/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(224): Shopware\Components\HttpCache\AppCache->lookup() #15 /usr/www/users/shopww/shop/engine/Shopware/Components/HttpCache/AppCache.php(117): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle() #16 /usr/www/users/shopww/shop/shopware.php(122): Shopware\Components\HttpCache\AppCache->handle() #17 {main} thrown in /usr/www/users/shopww/shop/engine/Shopware/Bundle/StoreFrontBundle/Service/Core/ProductNumberService.php on line 65