Fatal error: Uncaught mysqli_sql_exception: Connection refused in /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Driver/Mysqli/Driver.php:44 Stack trace: #0 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Driver/Mysqli/Driver.php(44): mysqli->real_connect() #1 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(378): Doctrine\DBAL\Driver\Mysqli\Driver->connect() #2 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1655): Doctrine\DBAL\Connection->connect() #3 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1049): Doctrine\DBAL\Connection->getWrappedConnection() #4 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/SessionHandlerDB.php(23): Doctrine\DBAL\Connection->prepare() #5 [internal function]: Services\SessionHandlerDB->read() #6 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/App.php(26): session_start() #7 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/App.php(12): App->_configureSession() #8 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/Singleton.php(22): App->__construct() #9 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/Singleton.php(29): Services\Singleton::instance() #10 /var/www/vhosts/expotodo.com.mx/cotizaciones/index.php(6): Services\Singleton::getInstance() #11 {main} Next Doctrine\DBAL\Driver\Mysqli\Exception\ConnectionFailed: Connection refused in /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Driver/Mysqli/Exception/ConnectionFailed.php:34 Stack trace: #0 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Driver/Mysqli/Driver.php(54): Doctrine\DBAL\Driver\Mysqli\Exception\ConnectionFailed::upcast() #1 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(378): Doctrine\DBAL\Driver\Mysqli\Driver->connect() #2 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1655): Doctrine\DBAL\Connection->connect() #3 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1049): Doctrine\DBAL\Connection->getWrappedConnection() #4 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/SessionHandlerDB.php(23): Doctrine\DBAL\Connection->prepare() #5 [internal function]: Services\SessionHandlerDB->read() #6 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/App.php(26): session_start() #7 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/App.php(12): App->_configureSession() #8 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/Singleton.php(22): App->__construct() #9 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/Singleton.php(29): Services\Singleton::instance() #10 /var/www/vhosts/expotodo.com.mx/cotizaciones/index.php(6): Services\Singleton::getInstance() #11 {main} Next Doctrine\DBAL\Exception\ConnectionException: An exception occurred in the driver: Connection refused in /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:101 Stack trace: #0 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1939): Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert() #1 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1887): Doctrine\DBAL\Connection->handleDriverException() #2 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(380): Doctrine\DBAL\Connection->convertException() #3 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1655): Doctrine\DBAL\Connection->connect() #4 /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Connection.php(1049): Doctrine\DBAL\Connection->getWrappedConnection() #5 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/SessionHandlerDB.php(23): Doctrine\DBAL\Connection->prepare() #6 [internal function]: Services\SessionHandlerDB->read() #7 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/App.php(26): session_start() #8 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/App.php(12): App->_configureSession() #9 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/Singleton.php(22): App->__construct() #10 /var/www/vhosts/expotodo.com.mx/cotizaciones/app/services/Singleton.php(29): Services\Singleton::instance() #11 /var/www/vhosts/expotodo.com.mx/cotizaciones/index.php(6): Services\Singleton::getInstance() #12 {main} thrown in /var/www/vhosts/expotodo.com.mx/cotizaciones/vendor/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php on line 101