PDOException: SQLSTATE[HY000] [2002] Connection refused in /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php:128
Stack trace:
#0 /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php(128): PDO->__construct('mysql:host=127....', 'gbzmagento', 'KiYm!K2[R[W6', Array)
#1 /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Mysql.php(111): Zend_Db_Adapter_Pdo_Abstract->_connect()
#2 /home/gbz/public_html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(410): Zend_Db_Adapter_Pdo_Mysql->_connect()
#3 /home/gbz/public_html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(575): Magento\Framework\DB\Adapter\Pdo\Mysql->_connect()
#4 /home/gbz/public_html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(613): Magento\Framework\DB\Adapter\Pdo\Mysql->_query('SELECT `main_ta...', Array)
#5 /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(737): Magento\Framework\DB\Adapter\Pdo\Mysql->query(Object(Magento\Framework\DB\Select), Array)
#6 /home/gbz/public_html/vendor/magento/framework/Data/Collection/Db/FetchStrategy/Query.php(21): Zend_Db_Adapter_Abstract->fetchAll(Object(Magento\Framework\DB\Select), Array)
#7 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(782): Magento\Framework\Data\Collection\Db\FetchStrategy\Query->fetchAll(Object(Magento\Framework\DB\Select), Array)
#8 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(677): Magento\Framework\Data\Collection\AbstractDb->_fetchAll(Object(Magento\Framework\DB\Select))
#9 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(580): Magento\Framework\Data\Collection\AbstractDb->getData()
#10 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(565): Magento\Framework\Data\Collection\AbstractDb->loadWithFilter(false, false)
#11 /home/gbz/public_html/vendor/magento/framework/Data/Collection.php(838): Magento\Framework\Data\Collection\AbstractDb->load()
#12 /home/gbz/public_html/vendor/magento/module-customer/Model/ResourceModel/GroupRepository.php(200): Magento\Framework\Data\Collection->getIterator()
#13 /home/gbz/public_html/app/code/Anowave/TaxSwitch/Helper/Data.php(331): Magento\Customer\Model\ResourceModel\GroupRepository->getList(Object(Magento\Framework\Api\SearchCriteria))
#14 /home/gbz/public_html/app/code/Anowave/TaxSwitch/Helper/Data.php(424): Anowave\TaxSwitch\Helper\Data->getCurrentCustomerGroupTaxDisplay()
#15 /home/gbz/public_html/app/code/Anowave/TaxSwitch/Plugin/Framework/App/Http/Context.php(64): Anowave\TaxSwitch\Helper\Data->getCurrentTaxDisplay()
#16 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(121): Anowave\TaxSwitch\Plugin\Framework\App\Http\Context->beforeGetVaryString(Object(Magento\Framework\App\Http\Context\Interceptor))
#17 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Context\Interceptor->Magento\Framework\Interception\{closure}()
#18 /home/gbz/public_html/generated/code/Magento/Framework/App/Http/Context/Interceptor.php(26): Magento\Framework\App\Http\Context\Interceptor->___callPlugins('getVaryString', Array, Array)
#19 /home/gbz/public_html/vendor/magento/framework/App/Response/Http.php(108): Magento\Framework\App\Http\Context\Interceptor->getVaryString()
#20 /home/gbz/public_html/vendor/magento/module-page-cache/Model/App/Response/HttpPlugin.php(25): Magento\Framework\App\Response\Http->sendVary()
#21 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\PageCache\Model\App\Response\HttpPlugin->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor))
#22 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#23 /home/gbz/public_html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(26): Magento\Framework\App\Response\Http\Interceptor->___callPlugins('sendResponse', Array, Array)
#24 /home/gbz/public_html/vendor/magento/framework/App/ExceptionHandler.php(103): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#25 /home/gbz/public_html/vendor/magento/framework/App/ExceptionHandler.php(70): Magento\Framework\App\ExceptionHandler->handleDeveloperMode(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception), Object(Magento\Framework\App\Response\Http\Interceptor))
#26 /home/gbz/public_html/vendor/magento/framework/App/Http.php(156): Magento\Framework\App\ExceptionHandler->handle(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception), Object(Magento\Framework\App\Response\Http\Interceptor), Object(Magento\Framework\App\Request\Http))
#27 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception))
#28 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent('catchException', Array)
#29 /home/gbz/public_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_Statement_Exception))
#30 /home/gbz/public_html/generated/code/Magento/Framework/App/Http/Interceptor.php(39): Magento\Framework\App\Http\Interceptor->___callPlugins('catchException', Array, Array)
#31 /home/gbz/public_html/vendor/magento/framework/App/Bootstrap.php(267): Magento\Framework\App\Http\Interceptor->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception))
#32 /home/gbz/public_html/pub/index.php(40): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor))
#33 {main}

Next Zend_Db_Adapter_Exception: SQLSTATE[HY000] [2002] Connection refused in /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Abstract.php:144
Stack trace:
#0 /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Pdo/Mysql.php(111): Zend_Db_Adapter_Pdo_Abstract->_connect()
#1 /home/gbz/public_html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(410): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /home/gbz/public_html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(575): Magento\Framework\DB\Adapter\Pdo\Mysql->_connect()
#3 /home/gbz/public_html/vendor/magento/framework/DB/Adapter/Pdo/Mysql.php(613): Magento\Framework\DB\Adapter\Pdo\Mysql->_query('SELECT `main_ta...', Array)
#4 /home/gbz/public_html/vendor/magento/zendframework1/library/Zend/Db/Adapter/Abstract.php(737): Magento\Framework\DB\Adapter\Pdo\Mysql->query(Object(Magento\Framework\DB\Select), Array)
#5 /home/gbz/public_html/vendor/magento/framework/Data/Collection/Db/FetchStrategy/Query.php(21): Zend_Db_Adapter_Abstract->fetchAll(Object(Magento\Framework\DB\Select), Array)
#6 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(782): Magento\Framework\Data\Collection\Db\FetchStrategy\Query->fetchAll(Object(Magento\Framework\DB\Select), Array)
#7 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(677): Magento\Framework\Data\Collection\AbstractDb->_fetchAll(Object(Magento\Framework\DB\Select))
#8 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(580): Magento\Framework\Data\Collection\AbstractDb->getData()
#9 /home/gbz/public_html/vendor/magento/framework/Data/Collection/AbstractDb.php(565): Magento\Framework\Data\Collection\AbstractDb->loadWithFilter(false, false)
#10 /home/gbz/public_html/vendor/magento/framework/Data/Collection.php(838): Magento\Framework\Data\Collection\AbstractDb->load()
#11 /home/gbz/public_html/vendor/magento/module-customer/Model/ResourceModel/GroupRepository.php(200): Magento\Framework\Data\Collection->getIterator()
#12 /home/gbz/public_html/app/code/Anowave/TaxSwitch/Helper/Data.php(331): Magento\Customer\Model\ResourceModel\GroupRepository->getList(Object(Magento\Framework\Api\SearchCriteria))
#13 /home/gbz/public_html/app/code/Anowave/TaxSwitch/Helper/Data.php(424): Anowave\TaxSwitch\Helper\Data->getCurrentCustomerGroupTaxDisplay()
#14 /home/gbz/public_html/app/code/Anowave/TaxSwitch/Plugin/Framework/App/Http/Context.php(64): Anowave\TaxSwitch\Helper\Data->getCurrentTaxDisplay()
#15 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(121): Anowave\TaxSwitch\Plugin\Framework\App\Http\Context->beforeGetVaryString(Object(Magento\Framework\App\Http\Context\Interceptor))
#16 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Context\Interceptor->Magento\Framework\Interception\{closure}()
#17 /home/gbz/public_html/generated/code/Magento/Framework/App/Http/Context/Interceptor.php(26): Magento\Framework\App\Http\Context\Interceptor->___callPlugins('getVaryString', Array, Array)
#18 /home/gbz/public_html/vendor/magento/framework/App/Response/Http.php(108): Magento\Framework\App\Http\Context\Interceptor->getVaryString()
#19 /home/gbz/public_html/vendor/magento/module-page-cache/Model/App/Response/HttpPlugin.php(25): Magento\Framework\App\Response\Http->sendVary()
#20 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\PageCache\Model\App\Response\HttpPlugin->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor))
#21 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#22 /home/gbz/public_html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(26): Magento\Framework\App\Response\Http\Interceptor->___callPlugins('sendResponse', Array, Array)
#23 /home/gbz/public_html/vendor/magento/framework/App/ExceptionHandler.php(103): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#24 /home/gbz/public_html/vendor/magento/framework/App/ExceptionHandler.php(70): Magento\Framework\App\ExceptionHandler->handleDeveloperMode(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception), Object(Magento\Framework\App\Response\Http\Interceptor))
#25 /home/gbz/public_html/vendor/magento/framework/App/Http.php(156): Magento\Framework\App\ExceptionHandler->handle(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception), Object(Magento\Framework\App\Response\Http\Interceptor), Object(Magento\Framework\App\Request\Http))
#26 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception))
#27 /home/gbz/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent('catchException', Array)
#28 /home/gbz/public_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_Statement_Exception))
#29 /home/gbz/public_html/generated/code/Magento/Framework/App/Http/Interceptor.php(39): Magento\Framework\App\Http\Interceptor->___callPlugins('catchException', Array, Array)
#30 /home/gbz/public_html/vendor/magento/framework/App/Bootstrap.php(267): Magento\Framework\App\Http\Interceptor->catchException(Object(Magento\Framework\App\Bootstrap), Object(Zend_Db_Statement_Exception))
#31 /home/gbz/public_html/pub/index.php(40): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor))
#32 {main}