Fatal error: Uncaught PDOException: SQLSTATE[08004] [1040] Too many connections in /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:66 Stack trace: #0 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(66): PDO->__construct() #1 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(44): Illuminate\Database\Connectors\Connector->createPdoConnection() #2 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #3 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(185): Illuminate\Database\Connectors\MySqlConnector->connect() #4 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #5 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1231): call_user_func() #6 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(565): Illuminate\Database\Connection->getPdo() #7 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(812): Illuminate\Database\Connection->Illuminate\Database\{closure}() #8 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback() #9 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(560): Illuminate\Database\Connection->run() #10 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(495): Illuminate\Database\Connection->statement() #11 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(361): Illuminate\Database\DatabaseManager->__call() #12 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/classes/core/PKPApplication.php(312): Illuminate\Support\Facades\Facade::__callStatic() #13 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/classes/core/PKPApplication.php(270): PKP\core\PKPApplication->initializeTimeZone() #14 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/classes/core/PKPApplication.php(240): PKP\core\PKPApplication->initializeLaravelContainer() #15 /home4/biotechjournal/domains/biotech-journal.com/public_html/classes/core/Application.php(47): PKP\core\PKPApplication->__construct() #16 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/includes/bootstrap.php(37): APP\core\Application->__construct() #17 /home4/biotechjournal/domains/biotech-journal.com/public_html/index.php(18): require_once('/home4/biotechj...') #18 {main} Next Illuminate\Database\QueryException: SQLSTATE[08004] [1040] Too many connections (Connection: mysql, SQL: SET time_zone = '-04:00') in /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php:825 Stack trace: #0 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(779): Illuminate\Database\Connection->runQueryCallback() #1 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(560): Illuminate\Database\Connection->run() #2 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(495): Illuminate\Database\Connection->statement() #3 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(361): Illuminate\Database\DatabaseManager->__call() #4 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/classes/core/PKPApplication.php(312): Illuminate\Support\Facades\Facade::__callStatic() #5 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/classes/core/PKPApplication.php(270): PKP\core\PKPApplication->initializeTimeZone() #6 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/classes/core/PKPApplication.php(240): PKP\core\PKPApplication->initializeLaravelContainer() #7 /home4/biotechjournal/domains/biotech-journal.com/public_html/classes/core/Application.php(47): PKP\core\PKPApplication->__construct() #8 /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/includes/bootstrap.php(37): APP\core\Application->__construct() #9 /home4/biotechjournal/domains/biotech-journal.com/public_html/index.php(18): require_once('/home4/biotechj...') #10 {main} thrown in /home4/biotechjournal/domains/biotech-journal.com/public_html/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 825