Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] Connection refused in /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:38 Stack trace: #0 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(38): PDO->__construct('mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #1 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(67): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #2 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(100): Illuminate\Database\Connectors\Connector->createPdoConnection('mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #3 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(50): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection(Object(Doctrine\DBAL\Driver\PDO\Exception), 'mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #4 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection('mysql:host=loca...', Array, Array) #5 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect(Array) #6 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #7 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(926): call_user_func(Object(Closure)) #8 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(961): Illuminate\Database\Connection->getPdo() #9 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(405): Illuminate\Database\Connection->getReadPdo() #10 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(360): Illuminate\Database\Connection->getPdoForSelect(true) #11 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}(Object(Illuminate\Database\Query\Expression), Array) #12 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(745): Illuminate\Database\Connection->runQueryCallback(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #13 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(725): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection(Object(Illuminate\Database\QueryException), Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #14 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(634): Illuminate\Database\Connection->handleQueryException(Object(Illuminate\Database\QueryException), Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #15 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #16 [internal function]: Illuminate\Database\Connection->cursor(Object(Illuminate\Database\Query\Expression), Array) #17 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #18 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(168): SessionDAO->getSession('7f6bbed7a2bf465...') #19 [internal function]: SessionManager->read('7f6bbed7a2bf465...') #20 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(58): session_start() #21 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(129): SessionManager->__construct(Object(SessionDAO), Object(Request)) #22 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #23 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #24 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize(Object(Request)) #25 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #26 /var/www/www-root/data/www/journals/coloproc.uz/public/index.php(68): PKPApplication->execute() #27 {main} Next Doctrine\DBAL\Driver\PDO\Exception: SQLSTATE[HY000] [2002] Connection refused in /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDO/Exception.php:18 Stack trace: #0 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(42): Doctrine\DBAL\Driver\PDO\Exception::new(Object(PDOException)) #1 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(67): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #2 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(100): Illuminate\Database\Connectors\Connector->createPdoConnection('mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #3 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(50): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection(Object(Doctrine\DBAL\Driver\PDO\Exception), 'mysql:host=loca...', 'user_coloprocuz', 'rT3wI2tI4c', Array) #4 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection('mysql:host=loca...', Array, Array) #5 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect(Array) #6 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #7 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(926): call_user_func(Object(Closure)) #8 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(961): Illuminate\Database\Connection->getPdo() #9 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(405): Illuminate\Database\Connection->getReadPdo() #10 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(360): Illuminate\Database\Connection->getPdoForSelect(true) #11 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}(Object(Illuminate\Database\Query\Expression), Array) #12 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(745): Illuminate\Database\Connection->runQueryCallback(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #13 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(725): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection(Object(Illuminate\Database\QueryException), Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #14 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(634): Illuminate\Database\Connection->handleQueryException(Object(Illuminate\Database\QueryException), Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #15 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #16 [internal function]: Illuminate\Database\Connection->cursor(Object(Illuminate\Database\Query\Expression), Array) #17 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #18 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(168): SessionDAO->getSession('7f6bbed7a2bf465...') #19 [internal function]: SessionManager->read('7f6bbed7a2bf465...') #20 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(58): session_start() #21 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(129): SessionManager->__construct(Object(SessionDAO), Object(Request)) #22 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #23 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #24 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize(Object(Request)) #25 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #26 /var/www/www-root/data/www/journals/coloproc.uz/public/index.php(68): PKPApplication->execute() #27 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] Connection refused (SQL: SELECT * FROM sessions WHERE session_id = 7f6bbed7a2bf4658981216555d3b7885) in /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:671 Stack trace: #0 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(745): Illuminate\Database\Connection->runQueryCallback(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #1 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(725): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection(Object(Illuminate\Database\QueryException), Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #2 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(634): Illuminate\Database\Connection->handleQueryException(Object(Illuminate\Database\QueryException), Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #3 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #4 [internal function]: Illuminate\Database\Connection->cursor(Object(Illuminate\Database\Query\Expression), Array) #5 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #6 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(168): SessionDAO->getSession('7f6bbed7a2bf465...') #7 [internal function]: SessionManager->read('7f6bbed7a2bf465...') #8 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(58): session_start() #9 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/session/SessionManager.inc.php(129): SessionManager->__construct(Object(SessionDAO), Object(Request)) #10 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #11 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #12 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize(Object(Request)) #13 /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #14 /var/www/www-root/data/www/journals/coloproc.uz/public/index.php(68): PKPApplication->execute() #15 {main} thrown in /var/www/www-root/data/www/journals/coloproc.uz/public/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 671