RuntimeException: Class Magento\Store\Api\Data\WebsiteExtensionInterface does not exist in /var/www/html/vendor/magento/framework/Code/Generator.php:115 Stack trace: #0 /var/www/html/vendor/magento/framework/Code/Generator/Autoloader.php(35): Magento\Framework\Code\Generator->generateClass('Magento\\Store\\M...') #1 [internal function]: Magento\Framework\Code\Generator\Autoloader->load('Magento\\Store\\M...') #2 [internal function]: spl_autoload_call('Magento\\Store\\M...') #3 /var/www/html/vendor/magento/framework/Code/Reader/ClassReader.php(19): ReflectionClass->__construct('Magento\\Store\\M...') #4 /var/www/html/vendor/magento/framework/ObjectManager/Definition/Runtime.php(44): Magento\Framework\Code\Reader\ClassReader->getConstructor('Magento\\Store\\M...') #5 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(71): Magento\Framework\ObjectManager\Definition\Runtime->getParameters('Magento\\Store\\M...') #6 /var/www/html/vendor/magento/framework/ObjectManager/ObjectManager.php(57): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create('Magento\\Store\\M...', Array) #7 /var/www/html/var/generation/Magento/Store/Model/WebsiteFactory.php(43): Magento\Framework\ObjectManager\ObjectManager->create('Magento\\Store\\M...', Array) #8 /var/www/html/vendor/magento/module-store/App/Config/Source/RuntimeConfigSource.php(134): Magento\Store\Model\WebsiteFactory->create() #9 /var/www/html/vendor/magento/module-store/App/Config/Source/RuntimeConfigSource.php(106): Magento\Store\App\Config\Source\RuntimeConfigSource->getWebsitesData('1') #10 /var/www/html/vendor/magento/framework/App/Config/ConfigSourceAggregated.php(40): Magento\Store\App\Config\Source\RuntimeConfigSource->get('websites/1') #11 /var/www/html/var/generation/Magento/Framework/App/Config/ConfigSourceAggregated/Proxy.php(95): Magento\Framework\App\Config\ConfigSourceAggregated->get('websites/1') #12 /var/www/html/vendor/magento/module-store/App/Config/Type/Scopes.php(50): Magento\Framework\App\Config\ConfigSourceAggregated\Proxy->get('websites/1') #13 /var/www/html/vendor/magento/framework/App/Config.php(139): Magento\Store\App\Config\Type\Scopes->get('websites/1') #14 /var/www/html/vendor/magento/module-store/Model/WebsiteRepository.php(98): Magento\Framework\App\Config->get('scopes', 'websites/1', Array) #15 /var/www/html/vendor/magento/module-store/Model/StoreManager.php(201): Magento\Store\Model\WebsiteRepository->getById('1') #16 /var/www/html/var/generation/Magento/Store/Model/StoreManagerInterface/Proxy.php(135): Magento\Store\Model\StoreManager->getWebsite('1') #17 /var/www/html/vendor/magento/module-store/Model/Resolver/Website.php(30): Magento\Store\Model\StoreManagerInterface\Proxy->getWebsite('1') #18 /var/www/html/vendor/magento/framework/App/Config/ScopeCodeResolver.php(49): Magento\Store\Model\Resolver\Website->getScope('1') #19 /var/www/html/vendor/magento/module-config/App/Config/Source/RuntimeConfigSource.php(82): Magento\Framework\App\Config\ScopeCodeResolver->resolve('websites', '1') #20 /var/www/html/vendor/magento/module-config/App/Config/Source/RuntimeConfigSource.php(58): Magento\Config\App\Config\Source\RuntimeConfigSource->loadConfig() #21 /var/www/html/vendor/magento/framework/App/Config/ConfigSourceAggregated.php(40): Magento\Config\App\Config\Source\RuntimeConfigSource->get('') #22 /var/www/html/var/generation/Magento/Framework/App/Config/ConfigSourceAggregated/Proxy.php(95): Magento\Framework\App\Config\ConfigSourceAggregated->get('') #23 /var/www/html/vendor/magento/module-config/App/Config/Type/System.php(161): Magento\Framework\App\Config\ConfigSourceAggregated\Proxy->get() #24 /var/www/html/vendor/magento/module-config/App/Config/Type/System.php(112): Magento\Config\App\Config\Type\System->loadConfig() #25 /var/www/html/vendor/magento/framework/App/Config.php(139): Magento\Config\App\Config\Type\System->get('default/web/sec...') #26 /var/www/html/vendor/magento/framework/App/Config.php(90): Magento\Framework\App\Config->get('system', 'default/web/sec...') #27 /var/www/html/vendor/magento/framework/App/Config.php(103): Magento\Framework\App\Config->getValue('web/secure/use_...', 'default', NULL) #28 /var/www/html/vendor/magento/module-store/Model/HeaderProvider/Hsts.php(48): Magento\Framework\App\Config->isSetFlag('web/secure/use_...') #29 /var/www/html/vendor/magento/framework/App/Response/HeaderManager.php(41): Magento\Store\Model\HeaderProvider\Hsts->canApply() #30 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(123): Magento\Framework\App\Response\HeaderManager->beforeSendResponse(Object(Magento\MediaStorage\Model\File\Storage\Response\Interceptor)) #31 /var/www/html/var/generation/Magento/MediaStorage/Model/File/Storage/Response/Interceptor.php(26): Magento\MediaStorage\Model\File\Storage\Response\Interceptor->___callPlugins('sendResponse', Array, Array) #32 /var/www/html/vendor/magento/framework/App/StaticResource.php(112): Magento\MediaStorage\Model\File\Storage\Response\Interceptor->sendResponse() #33 /var/www/html/vendor/magento/framework/App/Bootstrap.php(263): Magento\Framework\App\StaticResource->catchException(Object(Magento\Framework\App\Bootstrap), Object(RuntimeException)) #34 /var/www/html/pub/static.php(13): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\StaticResource)) #35 {main}