Fehlermeldungen bei allen Exporten

Hallo wenn ich einen Produktexport aufrufe erhalte ich folgende Meldung. Weiss jemand wo der fehler liegt. Habe Shopware 4.3 Oops! An error has occured! The following notes should help you. in vendor/doctrine/orm/lib/Doctrine/ORM/AbstractQuery.php on line 623 Stack trace: #0 Shopware/Models/Shop/Repository.php(286): Doctrine\ORM\AbstractQuery->getOneOrNullResult() #1 engine/core/class/sExport.php(244): Shopware\Models\Shop\Repository->getDefault() #2 Shopware/Controllers/Backend/Export.php(64): sExport->sInitSettings() #3 Enlight/Controller/Action.php(159): Shopware_Controllers_Backend_Export->indexAction() #4 Enlight/Controller/Dispatcher/Default.php(528): Enlight_Controller_Action->dispatch(‚indexAction‘) #5 Enlight/Controller/Front.php(228): Enlight_Controller_Dispatcher_Default->dispatch(Object(Enlight_Controller_Request_RequestHttp), Object(Enlight_Controller_Response_ResponseHttp)) #6 Shopware/Kernel.php(141): Enlight_Controller_Front->dispatch() #7 vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php(472): Shopware\Kernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #8 Shopware/Components/HttpCache/AppCache.php(256): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward(Object(Symfony\Component\HttpFoundation\Request), true, NULL) #9 vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php(243): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true) #10 Shopware/Components/HttpCache/AppCache.php(102): Symfony\Component\HttpKernel\HttpCache\HttpCache->pass(Object(Symfony\Component\HttpFoundation\Request), true) #11 shopware.php(109): Shopware\Components\HttpCache\AppCache->handle(Object(Symfony\Component\HttpFoundation\Request)) #12 {main}

kann jemand weiterhelfen?