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()
#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(424): Zend_Db_Adapter_Pdo_Mysql->_connect()
#3 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(861): Magento\Framework\DB\Adapter\Pdo\Mysql->_connect()
#4 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(931): Zend_Db_Adapter_Abstract->quote()
#5 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(1529): Zend_Db_Adapter_Abstract->quoteInto()
#6 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Select.php(1031): Magento\Framework\DB\Adapter\Pdo\Mysql->quoteInto()
#7 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Select.php(496): Zend_Db_Select->_where()
#8 /var/www/html/vendor/magento/framework/DB/Select.php(127): Zend_Db_Select->where()
#9 /var/www/html/vendor/magento/module-review/Model/ResourceModel/Review/Summary.php(99): Magento\Framework\DB\Select->where()
#10 /var/www/html/vendor/magento/module-review/Observer/CatalogProductListCollectionAppendSummaryFieldsObserver.php(57): Magento\Review\Model\ResourceModel\Review\Summary->appendSummaryFieldsToCollection()
#11 /var/www/html/vendor/magento/framework/Event/Invoker/InvokerDefault.php(88): Magento\Review\Observer\CatalogProductListCollectionAppendSummaryFieldsObserver->execute()
#12 /var/www/html/vendor/magento/framework/Event/Invoker/InvokerDefault.php(74): Magento\Framework\Event\Invoker\InvokerDefault->_callObserverMethod()
#13 /var/www/html/vendor/magento/framework/Event/Manager.php(66): Magento\Framework\Event\Invoker\InvokerDefault->dispatch()
#14 /var/www/html/generated/code/Magento/Framework/Event/Manager/Proxy.php(95): Magento\Framework\Event\Manager->dispatch()
#15 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(491): Magento\Framework\Event\Manager\Proxy->dispatch()
#16 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(121): Magento\Catalog\Block\Product\ListProduct->initializeProductCollection()
#17 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(200): Magento\Catalog\Block\Product\ListProduct->_getProductCollection()
#18 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1110): Magento\Catalog\Block\Product\ListProduct->_beforeToHtml()
#19 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1115): Magento\Framework\View\Element\AbstractBlock->Magento\Framework\View\Element\{closure}()
#20 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(675): Magento\Framework\View\Element\AbstractBlock->_loadCache()
#21 /var/www/html/generated/code/Magento/Catalog/Block/Product/ListProduct/Interceptor.php(617): Magento\Framework\View\Element\AbstractBlock->toHtml()
#22 /var/www/html/app/code/WeltPixel/GoogleTagManager/Block/Search.php(20): Magento\Catalog\Block\Product\ListProduct\Interceptor->toHtml()
#23 [internal function]: WeltPixel\GoogleTagManager\Block\Search->getProductCollection()
#24 /var/www/html/vendor/magento/framework/View/TemplateEngine/Php.php(94): call_user_func_array()
#25 /var/www/html/app/code/WeltPixel/GoogleTagManager/view/frontend/templates/search.phtml(5): Magento\Framework\View\TemplateEngine\Php->__call()
#26 /var/www/html/vendor/magento/framework/View/TemplateEngine/Php.php(71): include('/var/www/html/a...')
#27 /var/www/html/vendor/magento/framework/View/Element/Template.php(273): Magento\Framework\View\TemplateEngine\Php->render()
#28 /var/www/html/vendor/magento/framework/View/Element/Template.php(303): Magento\Framework\View\Element\Template->fetchView()
#29 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1111): Magento\Framework\View\Element\Template->_toHtml()
#30 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1115): Magento\Framework\View\Element\AbstractBlock->Magento\Framework\View\Element\{closure}()
#31 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(675): Magento\Framework\View\Element\AbstractBlock->_loadCache()
#32 /var/www/html/app/code/WeltPixel/GoogleTagManager/Helper/Data.php(436): Magento\Framework\View\Element\AbstractBlock->toHtml()
#33 /var/www/html/app/code/WeltPixel/GoogleTagManager/Helper/Data.php(340): WeltPixel\GoogleTagManager\Helper\Data->addSearchResultPageInformation()
#34 /var/www/html/app/code/WeltPixel/GoogleTagManager/Plugin/ResponseHttp.php(31): WeltPixel\GoogleTagManager\Helper\Data->getDataLayerScript()
#35 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(121): WeltPixel\GoogleTagManager\Plugin\ResponseHttp->beforeSendResponse()
#36 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#37 /var/www/html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(86): Magento\Framework\App\Response\Http\Interceptor->___callPlugins()
#38 /var/www/html/vendor/magento/framework/App/ExceptionHandler.php(103): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#39 /var/www/html/vendor/magento/framework/App/ExceptionHandler.php(70): Magento\Framework\App\ExceptionHandler->handleDeveloperMode()
#40 /var/www/html/vendor/magento/framework/App/Http.php(156): Magento\Framework\App\ExceptionHandler->handle()
#41 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException()
#42 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent()
#43 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}()
#44 /var/www/html/generated/code/Magento/Framework/App/Http/Interceptor.php(32): Magento\Framework\App\Http\Interceptor->___callPlugins()
#45 /var/www/html/vendor/magento/framework/App/Bootstrap.php(269): Magento\Framework\App\Http\Interceptor->catchException()
#46 /var/www/html/pub/index.php(29): Magento\Framework\App\Bootstrap->run()
#47 {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(424): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(861): Magento\Framework\DB\Adapter\Pdo\Mysql->_connect()
#3 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(931): Zend_Db_Adapter_Abstract->quote()
#4 /var/www/html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(1529): Zend_Db_Adapter_Abstract->quoteInto()
#5 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Select.php(1031): Magento\Framework\DB\Adapter\Pdo\Mysql->quoteInto()
#6 /var/www/html/vendor/magento/zendframework1/library/Zend/Db/Select.php(496): Zend_Db_Select->_where()
#7 /var/www/html/vendor/magento/framework/DB/Select.php(127): Zend_Db_Select->where()
#8 /var/www/html/vendor/magento/module-review/Model/ResourceModel/Review/Summary.php(99): Magento\Framework\DB\Select->where()
#9 /var/www/html/vendor/magento/module-review/Observer/CatalogProductListCollectionAppendSummaryFieldsObserver.php(57): Magento\Review\Model\ResourceModel\Review\Summary->appendSummaryFieldsToCollection()
#10 /var/www/html/vendor/magento/framework/Event/Invoker/InvokerDefault.php(88): Magento\Review\Observer\CatalogProductListCollectionAppendSummaryFieldsObserver->execute()
#11 /var/www/html/vendor/magento/framework/Event/Invoker/InvokerDefault.php(74): Magento\Framework\Event\Invoker\InvokerDefault->_callObserverMethod()
#12 /var/www/html/vendor/magento/framework/Event/Manager.php(66): Magento\Framework\Event\Invoker\InvokerDefault->dispatch()
#13 /var/www/html/generated/code/Magento/Framework/Event/Manager/Proxy.php(95): Magento\Framework\Event\Manager->dispatch()
#14 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(491): Magento\Framework\Event\Manager\Proxy->dispatch()
#15 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(121): Magento\Catalog\Block\Product\ListProduct->initializeProductCollection()
#16 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(200): Magento\Catalog\Block\Product\ListProduct->_getProductCollection()
#17 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1110): Magento\Catalog\Block\Product\ListProduct->_beforeToHtml()
#18 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1115): Magento\Framework\View\Element\AbstractBlock->Magento\Framework\View\Element\{closure}()
#19 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(675): Magento\Framework\View\Element\AbstractBlock->_loadCache()
#20 /var/www/html/generated/code/Magento/Catalog/Block/Product/ListProduct/Interceptor.php(617): Magento\Framework\View\Element\AbstractBlock->toHtml()
#21 /var/www/html/app/code/WeltPixel/GoogleTagManager/Block/Search.php(20): Magento\Catalog\Block\Product\ListProduct\Interceptor->toHtml()
#22 [internal function]: WeltPixel\GoogleTagManager\Block\Search->getProductCollection()
#23 /var/www/html/vendor/magento/framework/View/TemplateEngine/Php.php(94): call_user_func_array()
#24 /var/www/html/app/code/WeltPixel/GoogleTagManager/view/frontend/templates/search.phtml(5): Magento\Framework\View\TemplateEngine\Php->__call()
#25 /var/www/html/vendor/magento/framework/View/TemplateEngine/Php.php(71): include('/var/www/html/a...')
#26 /var/www/html/vendor/magento/framework/View/Element/Template.php(273): Magento\Framework\View\TemplateEngine\Php->render()
#27 /var/www/html/vendor/magento/framework/View/Element/Template.php(303): Magento\Framework\View\Element\Template->fetchView()
#28 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1111): Magento\Framework\View\Element\Template->_toHtml()
#29 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(1115): Magento\Framework\View\Element\AbstractBlock->Magento\Framework\View\Element\{closure}()
#30 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(675): Magento\Framework\View\Element\AbstractBlock->_loadCache()
#31 /var/www/html/app/code/WeltPixel/GoogleTagManager/Helper/Data.php(436): Magento\Framework\View\Element\AbstractBlock->toHtml()
#32 /var/www/html/app/code/WeltPixel/GoogleTagManager/Helper/Data.php(340): WeltPixel\GoogleTagManager\Helper\Data->addSearchResultPageInformation()
#33 /var/www/html/app/code/WeltPixel/GoogleTagManager/Plugin/ResponseHttp.php(31): WeltPixel\GoogleTagManager\Helper\Data->getDataLayerScript()
#34 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(121): WeltPixel\GoogleTagManager\Plugin\ResponseHttp->beforeSendResponse()
#35 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#36 /var/www/html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(86): Magento\Framework\App\Response\Http\Interceptor->___callPlugins()
#37 /var/www/html/vendor/magento/framework/App/ExceptionHandler.php(103): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#38 /var/www/html/vendor/magento/framework/App/ExceptionHandler.php(70): Magento\Framework\App\ExceptionHandler->handleDeveloperMode()
#39 /var/www/html/vendor/magento/framework/App/Http.php(156): Magento\Framework\App\ExceptionHandler->handle()
#40 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException()
#41 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent()
#42 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}()
#43 /var/www/html/generated/code/Magento/Framework/App/Http/Interceptor.php(32): Magento\Framework\App\Http\Interceptor->___callPlugins()
#44 /var/www/html/vendor/magento/framework/App/Bootstrap.php(269): Magento\Framework\App\Http\Interceptor->catchException()
#45 /var/www/html/pub/index.php(29): Magento\Framework\App\Bootstrap->run()
#46 {main}