Deprecated: Return type of DreiscSeoCrawler\Foundation\Bundle\Struct\Struct::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /www/htdocs/w0106c96/shopware2021/custom/plugins/DreiscSeoCrawler/Foundation/Bundle/Struct/Struct.php on line 72

Fatal error: Uncaught RuntimeException: Failed to start the session because headers have already been sent by "/www/htdocs/w0106c96/shopware2021/custom/plugins/DreiscSeoCrawler/Foundation/Bundle/Struct/Struct.php" at line 11. in /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php:152 Stack trace: #0 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-foundation/Session/Session.php(57): Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->start() #1 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Components/Session/Namespace.php(172): Symfony\Component\HttpFoundation\Session\Session->start() #2 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/DependencyInjection/Bridge/Session.php(140): Enlight_Components_Session_Namespace->start() #3 /www/htdocs/w0106c96/shopware2021/var/cache/production_202306271137/proxies/ShopwareProductionb63cfd32c5984c08ca27d04eb4d63bb1d280e9f0ProjectContainer.php(10285): Shopware\Components\DependencyInjection\Bridge\Session->createSession(Object(ShopwareProductionb63cfd32c5984c08ca27d04eb4d63bb1d280e9f0ProjectContainer), Object(Shopware\Components\Session\PdoSessionHandler)) #4 /www/htdocs/w0106c96/shopware2021/vendor/symfony/dependency-injection/Container.php(257): ShopwareProductionb63cfd32c5984c08ca27d04eb4d63bb1d280e9f0ProjectContainer->getSessionService() #5 /www/htdocs/w0106c96/shopware2021/vendor/symfony/dependency-injection/Container.php(231): Symfony\Component\DependencyInjection\Container->make('session', 1) #6 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/DependencyInjection/Container.php(209): Symfony\Component\DependencyInjection\Container->get('session', 1) #7 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/DependencyInjection/Container.php(133): Shopware\Components\DependencyInjection\Container->doLoad('session', 'session', 1) #8 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/ShopRegistrationService.php(85): Shopware\Components\DependencyInjection\Container->get('session') #9 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/ShopRegistrationService.php(55): Shopware\Components\ShopRegistrationService->registerResources(Object(Shopware\Models\Shop\DetachedShop)) #10 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Plugins/Default/Core/Router/Bootstrap.php(99): Shopware\Components\ShopRegistrationService->registerShop(Object(Shopware\Models\Shop\DetachedShop)) #11 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Event/Handler/Plugin.php(155): Shopware_Plugins_Core_Router_Bootstrap->onRouteStartup(Object(Enlight_Controller_EventArgs)) #12 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Event/EventManager.php(207): Enlight_Event_Handler_Plugin->execute(Object(Enlight_Controller_EventArgs)) #13 /www/htdocs/w0106c96/shopware2021/engine/Library/Enlight/Controller/Front.php(159): Enlight_Event_EventManager->notify('Enlight_Control...', Object(Enlight_Controller_EventArgs)) #14 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Kernel.php(195): Enlight_Controller_Front->dispatch() #15 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/SubRequestHandler.php(85): Shopware\Kernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #16 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(479): Symfony\Component\HttpKernel\HttpCache\SubRequestHandler::handle(Object(Shopware\Kernel), Object(Symfony\Component\HttpFoundation\Request), 1, true) #17 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/HttpCache/AppCache.php(270): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward(Object(Symfony\Component\HttpFoundation\Request), true, NULL) #18 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(452): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true) #19 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(346): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch(Object(Symfony\Component\HttpFoundation\Request), true) #20 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/HttpCache/AppCache.php(196): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup(Object(Symfony\Component\HttpFoundation\Request), true) #21 /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-kernel/HttpCache/HttpCache.php(224): Shopware\Components\HttpCache\AppCache->lookup(Object(Symfony\Component\HttpFoundation\Request), true) #22 /www/htdocs/w0106c96/shopware2021/engine/Shopware/Components/HttpCache/AppCache.php(117): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #23 /www/htdocs/w0106c96/shopware2021/shopware.php(122): Shopware\Components\HttpCache\AppCache->handle(Object(Symfony\Component\HttpFoundation\Request)) #24 {main} thrown in /www/htdocs/w0106c96/shopware2021/vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php on line 152