PDOException: SQLSTATE[HY000] [2002] No such file or directory in /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php:128
Stack trace:
#0 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php(128): PDO->__construct('mysql:host=loca...', 'root', 'iamdeveloper', Array)
#1 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Mysql.php(111): Zend_Db_Adapter_Pdo_Abstract->_connect()
#2 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(410): Zend_Db_Adapter_Pdo_Mysql->_connect()
#3 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(460): Magento\Framework\DB\Adapter\Pdo\Mysql->_connect()
#4 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SELECT `store_w...', Array)
#5 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(546): Zend_Db_Adapter_Pdo_Abstract->query('SELECT `store_w...', Array)
#6 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(621): Magento\Framework\DB\Adapter\Pdo\Mysql->_query('SELECT `store_w...', Array)
#7 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(737): Magento\Framework\DB\Adapter\Pdo\Mysql->query(Object(Magento\Framework\DB\Select), Array)
#8 /var/www/html/vendor/magento/module-store/App/Config/Source/RuntimeConfigSource.php(87): Zend_Db_Adapter_Abstract->fetchAll(Object(Magento\Framework\DB\Select))
#9 /var/www/html/vendor/magento/module-store/App/Config/Source/RuntimeConfigSource.php(57): Magento\Store\App\Config\Source\RuntimeConfigSource->getEntities('store_website', 'code')
#10 /var/www/html/vendor/magento/framework/App/Config/ConfigSourceAggregated.php(40): Magento\Store\App\Config\Source\RuntimeConfigSource->get('')
#11 /var/www/html/generated/code/Magento/Framework/App/Config/ConfigSourceAggregated/Proxy.php(95): Magento\Framework\App\Config\ConfigSourceAggregated->get('')
#12 /var/www/html/vendor/magento/module-store/App/Config/Type/Scopes.php(63): Magento\Framework\App\Config\ConfigSourceAggregated\Proxy->get()
#13 /var/www/html/vendor/magento/framework/App/Config.php(132): Magento\Store\App\Config\Type\Scopes->get('stores/1')
#14 /var/www/html/vendor/magento/module-store/Model/StoreRepository.php(106): Magento\Framework\App\Config->get('scopes', 'stores/1', Array)
#15 /var/www/html/vendor/magento/module-store/Model/StoreRepository.php(127): Magento\Store\Model\StoreRepository->getById('1')
#16 /var/www/html/vendor/magento/module-store/Model/StoreResolver.php(181): Magento\Store\Model\StoreRepository->getActiveStoreById('1')
#17 /var/www/html/vendor/magento/module-store/Model/StoreResolver.php(126): Magento\Store\Model\StoreResolver->getDefaultStoreById('1')
#18 /var/www/html/vendor/magento/module-store/Model/StoreManager.php(160): Magento\Store\Model\StoreResolver->getCurrentStoreId()
#19 /var/www/html/generated/code/Magento/Store/Model/StoreManagerInterface/Proxy.php(119): Magento\Store\Model\StoreManager->getStore(NULL)
#20 /var/www/html/vendor/magento/module-store/Model/Resolver/Store.php(30): Magento\Store\Model\StoreManagerInterface\Proxy->getStore(NULL)
#21 /var/www/html/vendor/magento/framework/App/Config/ScopeCodeResolver.php(49): Magento\Store\Model\Resolver\Store->getScope(NULL)
#22 /var/www/html/vendor/magento/framework/App/Config.php(69): Magento\Framework\App\Config\ScopeCodeResolver->resolve('stores', NULL)
#23 /var/www/html/vendor/magento/framework/Session/Config.php(155): Magento\Framework\App\Config->getValue('web/cookie/cook...', 'stores')
#24 /var/www/html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(116): Magento\Framework\Session\Config->__construct(Object(Magento\Framework\ValidatorFactory), Object(Magento\Framework\App\Config), Object(Magento\Framework\Stdlib\StringUtils), Object(Magento\Framework\App\Request\Http), Object(Magento\Framework\Filesystem), Object(Magento\Framework\App\DeploymentConfig), 'store', 'web/cookie/cook...')
#25 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(108): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject('Magento\\Framewo...', Array)
#26 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Framewo...')
#27 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Framewo...')
#28 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Checkou...')
#29 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Checkou...')
#30 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Persist...')
#31 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Persist...')
#32 /var/www/html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Persist...')
#33 /var/www/html/vendor/magento/framework/Interception/PluginList/PluginList.php(250): Magento\Framework\ObjectManager\ObjectManager->get('Magento\\Persist...')
#34 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(119): Magento\Framework\Interception\PluginList\PluginList->getPlugin('Magento\\Framewo...', 'persistent_page...')
#35 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Context\Interceptor->Magento\Framework\Interception\{closure}()
#36 /var/www/html/generated/code/Magento/Framework/App/Http/Context/Interceptor.php(26): Magento\Framework\App\Http\Context\Interceptor->___callPlugins('getVaryString', Array, Array)
#37 /var/www/html/vendor/magento/framework/App/Response/Http.php(109): Magento\Framework\App\Http\Context\Interceptor->getVaryString()
#38 /var/www/html/vendor/magento/module-page-cache/Model/App/Response/HttpPlugin.php(25): Magento\Framework\App\Response\Http->sendVary()
#39 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\PageCache\Model\App\Response\HttpPlugin->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor))
#40 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#41 /var/www/html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(26): Magento\Framework\App\Response\Http\Interceptor->___callPlugins('sendResponse', Array, Array)
#42 /var/www/html/vendor/magento/framework/App/Http.php(206): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#43 /var/www/html/vendor/magento/framework/App/Http.php(177): Magento\Framework\App\Http->handleDeveloperMode(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#44 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#45 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent('catchException', Array)
#46 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#47 /var/www/html/generated/code/Magento/Framework/App/Http/Interceptor.php(26): Magento\Framework\App\Http\Interceptor->___callPlugins('catchException', Array, Array)
#48 /var/www/html/vendor/magento/framework/App/Bootstrap.php(267): Magento\Framework\App\Http\Interceptor->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#49 /var/www/html/index.php(43): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor))
#50 {main}

Next Zend_Db_Adapter_Exception: SQLSTATE[HY000] [2002] No such file or directory in /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php:144
Stack trace:
#0 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Mysql.php(111): Zend_Db_Adapter_Pdo_Abstract->_connect()
#1 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(410): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(460): Magento\Framework\DB\Adapter\Pdo\Mysql->_connect()
#3 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SELECT `store_w...', Array)
#4 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(546): Zend_Db_Adapter_Pdo_Abstract->query('SELECT `store_w...', Array)
#5 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(621): Magento\Framework\DB\Adapter\Pdo\Mysql->_query('SELECT `store_w...', Array)
#6 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(737): Magento\Framework\DB\Adapter\Pdo\Mysql->query(Object(Magento\Framework\DB\Select), Array)
#7 /var/www/html/vendor/magento/module-store/App/Config/Source/RuntimeConfigSource.php(87): Zend_Db_Adapter_Abstract->fetchAll(Object(Magento\Framework\DB\Select))
#8 /var/www/html/vendor/magento/module-store/App/Config/Source/RuntimeConfigSource.php(57): Magento\Store\App\Config\Source\RuntimeConfigSource->getEntities('store_website', 'code')
#9 /var/www/html/vendor/magento/framework/App/Config/ConfigSourceAggregated.php(40): Magento\Store\App\Config\Source\RuntimeConfigSource->get('')
#10 /var/www/html/generated/code/Magento/Framework/App/Config/ConfigSourceAggregated/Proxy.php(95): Magento\Framework\App\Config\ConfigSourceAggregated->get('')
#11 /var/www/html/vendor/magento/module-store/App/Config/Type/Scopes.php(63): Magento\Framework\App\Config\ConfigSourceAggregated\Proxy->get()
#12 /var/www/html/vendor/magento/framework/App/Config.php(132): Magento\Store\App\Config\Type\Scopes->get('stores/1')
#13 /var/www/html/vendor/magento/module-store/Model/StoreRepository.php(106): Magento\Framework\App\Config->get('scopes', 'stores/1', Array)
#14 /var/www/html/vendor/magento/module-store/Model/StoreRepository.php(127): Magento\Store\Model\StoreRepository->getById('1')
#15 /var/www/html/vendor/magento/module-store/Model/StoreResolver.php(181): Magento\Store\Model\StoreRepository->getActiveStoreById('1')
#16 /var/www/html/vendor/magento/module-store/Model/StoreResolver.php(126): Magento\Store\Model\StoreResolver->getDefaultStoreById('1')
#17 /var/www/html/vendor/magento/module-store/Model/StoreManager.php(160): Magento\Store\Model\StoreResolver->getCurrentStoreId()
#18 /var/www/html/generated/code/Magento/Store/Model/StoreManagerInterface/Proxy.php(119): Magento\Store\Model\StoreManager->getStore(NULL)
#19 /var/www/html/vendor/magento/module-store/Model/Resolver/Store.php(30): Magento\Store\Model\StoreManagerInterface\Proxy->getStore(NULL)
#20 /var/www/html/vendor/magento/framework/App/Config/ScopeCodeResolver.php(49): Magento\Store\Model\Resolver\Store->getScope(NULL)
#21 /var/www/html/vendor/magento/framework/App/Config.php(69): Magento\Framework\App\Config\ScopeCodeResolver->resolve('stores', NULL)
#22 /var/www/html/vendor/magento/framework/Session/Config.php(155): Magento\Framework\App\Config->getValue('web/cookie/cook...', 'stores')
#23 /var/www/html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(116): Magento\Framework\Session\Config->__construct(Object(Magento\Framework\ValidatorFactory), Object(Magento\Framework\App\Config), Object(Magento\Framework\Stdlib\StringUtils), Object(Magento\Framework\App\Request\Http), Object(Magento\Framework\Filesystem), Object(Magento\Framework\App\DeploymentConfig), 'store', 'web/cookie/cook...')
#24 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(108): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject('Magento\\Framewo...', Array)
#25 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Framewo...')
#26 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Framewo...')
#27 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Checkou...')
#28 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Checkou...')
#29 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Persist...')
#30 /var/www/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Persist...')
#31 /var/www/html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Persist...')
#32 /var/www/html/vendor/magento/framework/Interception/PluginList/PluginList.php(250): Magento\Framework\ObjectManager\ObjectManager->get('Magento\\Persist...')
#33 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(119): Magento\Framework\Interception\PluginList\PluginList->getPlugin('Magento\\Framewo...', 'persistent_page...')
#34 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Context\Interceptor->Magento\Framework\Interception\{closure}()
#35 /var/www/html/generated/code/Magento/Framework/App/Http/Context/Interceptor.php(26): Magento\Framework\App\Http\Context\Interceptor->___callPlugins('getVaryString', Array, Array)
#36 /var/www/html/vendor/magento/framework/App/Response/Http.php(109): Magento\Framework\App\Http\Context\Interceptor->getVaryString()
#37 /var/www/html/vendor/magento/module-page-cache/Model/App/Response/HttpPlugin.php(25): Magento\Framework\App\Response\Http->sendVary()
#38 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\PageCache\Model\App\Response\HttpPlugin->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor))
#39 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#40 /var/www/html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(26): Magento\Framework\App\Response\Http\Interceptor->___callPlugins('sendResponse', Array, Array)
#41 /var/www/html/vendor/magento/framework/App/Http.php(206): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#42 /var/www/html/vendor/magento/framework/App/Http.php(177): Magento\Framework\App\Http->handleDeveloperMode(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#43 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#44 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent('catchException', Array)
#45 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#46 /var/www/html/generated/code/Magento/Framework/App/Http/Interceptor.php(26): Magento\Framework\App\Http\Interceptor->___callPlugins('catchException', Array, Array)
#47 /var/www/html/vendor/magento/framework/App/Bootstrap.php(267): Magento\Framework\App\Http\Interceptor->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Adapter_Exception))
#48 /var/www/html/index.php(43): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor))
#49 {main}