Fatal error: Uncaught PDOException: SQLSTATE[08004] [1040] Too many connections in /ebs/ojs/icce/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:38 Stack trace: #0 /ebs/ojs/icce/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(38): PDO->__construct('mysql:host=loca...', 'ojs', 'xdr5^YHN', Array) #1 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(67): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=loca...', 'ojs', 'xdr5^YHN', Array) #2 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(46): Illuminate\Database\Connectors\Connector->createPdoConnection('mysql:host=loca...', 'ojs', 'xdr5^YHN', Array) #3 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection('mysql:host=loca...', Array, Array) #4 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect(Array) #5 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #6 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(926): call_user_func(Object(Closure)) #7 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(961): Illuminate\Database\Connection->getPdo() #8 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(405): Illuminate\Database\Connection->getReadPdo() #9 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(360): Illuminate\Database\Connection->getPdoForSelect(true) #10 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}(Object(Illuminate\Database\Query\Expression), Array) #11 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(631): Illuminate\Database\Connection->runQueryCallback(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #12 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #13 [internal function]: Illuminate\Database\Connection->cursor(Object(Illuminate\Database\Query\Expression), Array) #14 /ebs/ojs/icce/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #15 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(168): SessionDAO->getSession('meq82nnhb964mql...') #16 [internal function]: SessionManager->read('meq82nnhb964mql...') #17 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(58): session_start() #18 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(129): SessionManager->__construct(Object(SessionDAO), Object(Request)) #19 /ebs/ojs/icce/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #20 /ebs/ojs/icce/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #21 /ebs/ojs/icce/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize(Object(Request)) #22 /ebs/ojs/icce/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #23 /ebs/ojs/icce/index.php(68): PKPApplication->execute() #24 {main} Next Doctrine\DBAL\Driver\PDO\Exception: SQLSTATE[08004] [1040] Too many connections in /ebs/ojs/icce/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDO/Exception.php:18 Stack trace: #0 /ebs/ojs/icce/lib/pkp/lib/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(42): Doctrine\DBAL\Driver\PDO\Exception::new(Object(PDOException)) #1 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(67): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=loca...', 'ojs', 'xdr5^YHN', Array) #2 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(46): Illuminate\Database\Connectors\Connector->createPdoConnection('mysql:host=loca...', 'ojs', 'xdr5^YHN', Array) #3 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection('mysql:host=loca...', Array, Array) #4 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect(Array) #5 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #6 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(926): call_user_func(Object(Closure)) #7 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(961): Illuminate\Database\Connection->getPdo() #8 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(405): Illuminate\Database\Connection->getReadPdo() #9 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(360): Illuminate\Database\Connection->getPdoForSelect(true) #10 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}(Object(Illuminate\Database\Query\Expression), Array) #11 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(631): Illuminate\Database\Connection->runQueryCallback(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #12 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #13 [internal function]: Illuminate\Database\Connection->cursor(Object(Illuminate\Database\Query\Expression), Array) #14 /ebs/ojs/icce/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #15 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(168): SessionDAO->getSession('meq82nnhb964mql...') #16 [internal function]: SessionManager->read('meq82nnhb964mql...') #17 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(58): session_start() #18 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(129): SessionManager->__construct(Object(SessionDAO), Object(Request)) #19 /ebs/ojs/icce/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #20 /ebs/ojs/icce/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #21 /ebs/ojs/icce/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize(Object(Request)) #22 /ebs/ojs/icce/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #23 /ebs/ojs/icce/index.php(68): PKPApplication->execute() #24 {main} Next Illuminate\Database\QueryException: SQLSTATE[08004] [1040] Too many connections (SQL: SELECT * FROM sessions WHERE session_id = meq82nnhb964mqlvqvcgobckmb) in /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:671 Stack trace: #0 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(631): Illuminate\Database\Connection->runQueryCallback(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #1 /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(373): Illuminate\Database\Connection->run(Object(Illuminate\Database\Query\Expression), Array, Object(Closure)) #2 [internal function]: Illuminate\Database\Connection->cursor(Object(Illuminate\Database\Query\Expression), Array) #3 /ebs/ojs/icce/lib/pkp/classes/session/SessionDAO.inc.php(37): Generator->current() #4 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(168): SessionDAO->getSession('meq82nnhb964mql...') #5 [internal function]: SessionManager->read('meq82nnhb964mql...') #6 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(58): session_start() #7 /ebs/ojs/icce/lib/pkp/classes/session/SessionManager.inc.php(129): SessionManager->__construct(Object(SessionDAO), Object(Request)) #8 /ebs/ojs/icce/lib/pkp/classes/i18n/PKPLocale.inc.php(131): SessionManager::getManager() #9 /ebs/ojs/icce/lib/pkp/classes/i18n/PKPLocale.inc.php(290): PKPLocale::getLocale() #10 /ebs/ojs/icce/lib/pkp/classes/core/Dispatcher.inc.php(116): PKPLocale::initialize(Object(Request)) #11 /ebs/ojs/icce/lib/pkp/classes/core/PKPApplication.inc.php(362): Dispatcher->dispatch(Object(Request)) #12 /ebs/ojs/icce/index.php(68): PKPApplication->execute() #13 {main} thrown in /ebs/ojs/icce/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 671