Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] No route to host in /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:38 Stack trace: #0 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(38): PDO->__construct() #1 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(67): Doctrine\DBAL\Driver\PDOConnection->__construct() #2 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(100): Illuminate\Database\Connectors\Connector->createPdoConnection() #3 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(50): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection() #4 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #5 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect() #6 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #7 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(926): call_user_func() #8 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(961): Illuminate\Database\Connection->getPdo() #9 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(405): Illuminate\Database\Connection->getReadPdo() #10 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(360): Illuminate\Database\Connection->getPdoForSelect() #11 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}() #12 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(631): Illuminate\Database\Connection->runQueryCallback() #13 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run() #14 [internal function]: Illuminate\Database\Connection->cursor() #15 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #16 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(170): SessionDAO->getSession() #17 [internal function]: SessionManager->read() #18 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(60): session_start() #19 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(131): SessionManager->__construct() #20 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #21 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #22 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize() #23 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch() #24 /var/www/preprints_scielo_org/htdocs/index.php(68): PKPApplication->execute() #25 {main} Next Doctrine\DBAL\Driver\PDO\Exception: SQLSTATE[HY000] [2002] No route to host in /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDO/Exception.php:18 Stack trace: #0 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(42): Doctrine\DBAL\Driver\PDO\Exception::new() #1 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(67): Doctrine\DBAL\Driver\PDOConnection->__construct() #2 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(100): Illuminate\Database\Connectors\Connector->createPdoConnection() #3 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(50): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection() #4 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #5 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect() #6 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #7 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(926): call_user_func() #8 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(961): Illuminate\Database\Connection->getPdo() #9 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(405): Illuminate\Database\Connection->getReadPdo() #10 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(360): Illuminate\Database\Connection->getPdoForSelect() #11 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}() #12 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(631): Illuminate\Database\Connection->runQueryCallback() #13 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run() #14 [internal function]: Illuminate\Database\Connection->cursor() #15 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #16 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(170): SessionDAO->getSession() #17 [internal function]: SessionManager->read() #18 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(60): session_start() #19 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(131): SessionManager->__construct() #20 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #21 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #22 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize() #23 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch() #24 /var/www/preprints_scielo_org/htdocs/index.php(68): PKPApplication->execute() #25 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] No route to host (SQL: SELECT * FROM sessions WHERE session_id = jeicd9uu624lsglc4vsp4vdc1q) in /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:671 Stack trace: #0 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(631): Illuminate\Database\Connection->runQueryCallback() #1 /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run() #2 [internal function]: Illuminate\Database\Connection->cursor() #3 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #4 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(170): SessionDAO->getSession() #5 [internal function]: SessionManager->read() #6 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(60): session_start() #7 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/session/SessionManager.inc.php(131): SessionManager->__construct() #8 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #9 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #10 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize() #11 /var/www/preprints_scielo_org/htdocs/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch() #12 /var/www/preprints_scielo_org/htdocs/index.php(68): PKPApplication->execute() #13 {main} thrown in /var/www/preprints_scielo_org/htdocs/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 671