InvalidArgumentException: Cache frontend 'default' is not recognized. As well as defaultcache is not configured in /var/www/html/vendor/magento/framework/App/Cache/Frontend/Pool.php:157 Stack trace: #0 /var/www/html/vendor/magento/framework/App/Cache/Type/FrontendPool.php(87): Magento\Framework\App\Cache\Frontend\Pool->get('default') #1 /var/www/html/vendor/magento/framework/App/Cache/Type/Config.php(49): Magento\Framework\App\Cache\Type\FrontendPool->get('config') #2 /var/www/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\App\Cache\Type\Config->_getFrontend() #3 /var/www/html/vendor/magento/framework/Interception/PluginList/PluginList.php(288): Magento\Framework\Cache\Frontend\Decorator\Bare->load('global|primary|...') #4 /var/www/html/vendor/magento/framework/Interception/PluginList/PluginList.php(266): Magento\Framework\Interception\PluginList\PluginList->_loadScopedData() #5 /var/www/html/generated/code/Magento/Framework/App/State/Interceptor.php(22): Magento\Framework\Interception\PluginList\PluginList->getNext('Magento\\Framewo...', 'getMode') #6 /var/www/html/vendor/magento/module-developer/Model/Logger/Handler/Debug.php(79): Magento\Framework\App\State\Interceptor->getMode() #7 /var/www/html/vendor/magento/module-developer/Model/Logger/Handler/Debug.php(64): Magento\Developer\Model\Logger\Handler\Debug->isLoggingEnabled() #8 /var/www/html/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(31): Magento\Developer\Model\Logger\Handler\Debug->isHandling(Array) #9 /var/www/html/vendor/monolog/monolog/src/Monolog/Logger.php(344): Monolog\Handler\AbstractProcessingHandler->handle(Array) #10 /var/www/html/vendor/magento/framework/Logger/Monolog.php(48): Monolog\Logger->addRecord(400, 'Lost connection...', Array) #11 /var/www/html/vendor/monolog/monolog/src/Monolog/Logger.php(712): Magento\Framework\Logger\Monolog->addRecord(400, 'Lost connection...', Array) #12 /var/www/html/vendor/magento/framework/App/Bootstrap.php(266): Monolog\Logger->error('Lost connection...') #13 /var/www/html/pub/index.php(40): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor)) #14 {main}