( ! ) Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] No such file or directory in /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:70 Stack trace: #0 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(70): PDO->__construct() #1 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(100): Illuminate\Database\Connectors\Connector->createPdoConnection() #2 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(50): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection() #3 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #4 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect() #5 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #6 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1181): call_user_func() #7 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(539): Illuminate\Database\Connection->getPdo() #8 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(753): Illuminate\Database\Connection->Illuminate\Database\{closure}() #9 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(899): Illuminate\Database\Connection->runQueryCallback() #10 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(879): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection() #11 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(723): Illuminate\Database\Connection->handleQueryException() #12 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(546): Illuminate\Database\Connection->run() #13 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(469): Illuminate\Database\Connection->statement() #14 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(338): Illuminate\Database\DatabaseManager->__call() #15 /var/www/ojsPolbeng/lib/pkp/classes/core/PKPApplication.php(268): Illuminate\Support\Facades\Facade::__callStatic() #16 /var/www/ojsPolbeng/lib/pkp/classes/core/PKPApplication.php(230): PKP\core\PKPApplication->initializeTimeZone() #17 /var/www/ojsPolbeng/lib/pkp/classes/core/PKPApplication.php(200): PKP\core\PKPApplication->initializeLaravelContainer() #18 /var/www/ojsPolbeng/classes/core/Application.php(50): PKP\core\PKPApplication->__construct() #19 /var/www/ojsPolbeng/lib/pkp/includes/bootstrap.php(37): APP\core\Application->__construct() #20 /var/www/ojsPolbeng/index.php(18): require_once('...') #21 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] No such file or directory (SQL: SET time_zone = '+07:00') in /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 760
( ! ) Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] No such file or directory (SQL: SET time_zone = '+07:00') in /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 760
Call Stack
#TimeMemoryFunctionLocation
10.0001425536{main}( ).../index.php:0
20.0001425952require_once( '/var/www/ojsPolbeng/lib/pkp/includes/bootstrap.php ).../index.php:18
30.0022625016APP\core\Application->__construct( ).../bootstrap.php:37
40.0022625016PKP\core\PKPApplication->__construct( ).../Application.php:50
50.0053644296PKP\core\PKPApplication->initializeLaravelContainer( ).../PKPApplication.php:200
60.01171476192PKP\core\PKPApplication->initializeTimeZone( ).../PKPApplication.php:230
70.01301595640Illuminate\Support\Facades\Facade::statement( 'SET time_zone = \'+07:00\'' ).../PKPApplication.php:268
80.01301596016Illuminate\Support\Facades\Facade::__callStatic( $method = 'statement', $args = [0 => 'SET time_zone = \'+07:00\''] ).../PKPApplication.php:268
90.01301596016Illuminate\Database\DatabaseManager->statement( 'SET time_zone = \'+07:00\'' ).../Facade.php:338
100.01301596392Illuminate\Database\DatabaseManager->__call( $method = 'statement', $parameters = [0 => 'SET time_zone = \'+07:00\''] ).../Facade.php:338
110.01301596392Illuminate\Database\Connection->statement( $query = 'SET time_zone = \'+07:00\'', $bindings = ??? ).../DatabaseManager.php:469
120.01301596840Illuminate\Database\Connection->run( $query = 'SET time_zone = \'+07:00\'', $bindings = [], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:546
130.01761745448Illuminate\Database\Connection->handleQueryException( $e = class Illuminate\Database\QueryException { protected $sql = 'SET time_zone = \'+07:00\''; protected $bindings = []; protected $message = 'SQLSTATE[HY000] [2002] No such file or directory (SQL: SET time_zone = \'+07:00\')'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php'; protected $line = 760; private array ${Exception}trace = [0 => [...], 1 => [...], 2 => [...], 3 => [...], 4 => [...], 5 => [...], 6 => [...], 7 => [...], 8 => [...], 9 => [...]]; private ?Throwable ${Exception}previous = class PDOException { protected $message = 'SQLSTATE[HY000] [2002] No such file or directory'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php'; protected $line = 70; private array ${Exception}trace = [...]; private ?Throwable ${Exception}previous = NULL; public $errorInfo = [...] }; public $errorInfo = [0 => 'HY000', 1 => 2002, 2 => 'No such file or directory'] }, $query = 'SET time_zone = \'+07:00\'', $bindings = [], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:723
140.01761745448Illuminate\Database\Connection->tryAgainIfCausedByLostConnection( $e = class Illuminate\Database\QueryException { protected $sql = 'SET time_zone = \'+07:00\''; protected $bindings = []; protected $message = 'SQLSTATE[HY000] [2002] No such file or directory (SQL: SET time_zone = \'+07:00\')'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php'; protected $line = 760; private array ${Exception}trace = [0 => [...], 1 => [...], 2 => [...], 3 => [...], 4 => [...], 5 => [...], 6 => [...], 7 => [...], 8 => [...], 9 => [...]]; private ?Throwable ${Exception}previous = class PDOException { protected $message = 'SQLSTATE[HY000] [2002] No such file or directory'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php'; protected $line = 70; private array ${Exception}trace = [...]; private ?Throwable ${Exception}previous = NULL; public $errorInfo = [...] }; public $errorInfo = [0 => 'HY000', 1 => 2002, 2 => 'No such file or directory'] }, $query = 'SET time_zone = \'+07:00\'', $bindings = [], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:879
150.01791746920Illuminate\Database\Connection->runQueryCallback( $query = 'SET time_zone = \'+07:00\'', $bindings = [], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:899

( ! ) Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] No such file or directory in /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:70 Stack trace: #0 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(70): PDO->__construct() #1 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(100): Illuminate\Database\Connectors\Connector->createPdoConnection() #2 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php(50): Illuminate\Database\Connectors\Connector->tryAgainIfCausedByLostConnection() #3 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection() #4 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/ConnectionFactory.php(184): Illuminate\Database\Connectors\MySqlConnector->connect() #5 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}() #6 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1181): call_user_func() #7 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(1217): Illuminate\Database\Connection->getPdo() #8 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(486): Illuminate\Database\Connection->getReadPdo() #9 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(414): Illuminate\Database\Connection->getPdoForSelect() #10 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(753): Illuminate\Database\Connection->Illuminate\Database\{closure}() #11 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(899): Illuminate\Database\Connection->runQueryCallback() #12 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(879): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection() #13 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(723): Illuminate\Database\Connection->handleQueryException() #14 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php(422): Illuminate\Database\Connection->run() #15 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2706): Illuminate\Database\Connection->select() #16 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2694): Illuminate\Database\Query\Builder->runSelect() #17 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3230): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}() #18 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2695): Illuminate\Database\Query\Builder->onceWithColumns() #19 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3157): Illuminate\Database\Query\Builder->get() #20 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3085): Illuminate\Database\Query\Builder->aggregate() #21 /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1869): Illuminate\Database\Query\Builder->count() #22 /var/www/ojsPolbeng/lib/pkp/classes/queue/JobRunner.php(203): Illuminate\Database\Eloquent\Builder->__call() #23 /var/www/ojsPolbeng/lib/pkp/classes/core/PKPQueueProvider.php(135): PKP\queue\JobRunner->processJobs() #24 [internal function]: PKP\core\PKPQueueProvider->PKP\core\{closure}() #25 {main} Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] No such file or directory (SQL: select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= 1726788042 and `queue` is not null and `queue` != queuedTestJob and `attempts` < 3) in /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 760
( ! ) Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] No such file or directory (SQL: select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= 1726788042 and `queue` is not null and `queue` != queuedTestJob and `attempts` < 3) in /var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php on line 760
Call Stack
#TimeMemoryFunctionLocation
10.01931919552PKP\core\PKPQueueProvider->PKP\core\{closure:/var/www/ojsPolbeng/lib/pkp/classes/core/PKPQueueProvider.php:117-136}( ).../PKPQueueProvider.php:0
20.01951921728PKP\queue\JobRunner->processJobs( $jobBuilder = ??? ).../PKPQueueProvider.php:135
30.02232635752Illuminate\Database\Eloquent\Builder->count( ).../JobRunner.php:203
40.02232635752Illuminate\Database\Eloquent\Builder->__call( $method = 'count', $parameters = [] ).../JobRunner.php:203
50.02232635752Illuminate\Database\Query\Builder->count( $columns = ??? ).../Builder.php:1869
60.02232730336Illuminate\Database\Query\Builder->aggregate( $function = 'count', $columns = [0 => '*'] ).../Builder.php:3085
70.02232731856Illuminate\Database\Query\Builder->get( $columns = [0 => '*'] ).../Builder.php:3157
80.02232732240Illuminate\Database\Query\Builder->onceWithColumns( $columns = [0 => '*'], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\Query\{closure}" } ).../Builder.php:2695
90.02232732240Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure:/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php:2693-2695}( ).../Builder.php:3230
100.02232732496Illuminate\Database\Query\Builder->runSelect( ).../Builder.php:2694
110.02272733064Illuminate\Database\Connection->select( $query = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?', $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3], $useReadPdo = TRUE ).../Builder.php:2706
120.02272733920Illuminate\Database\Connection->run( $query = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?', $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:422
130.02422762760Illuminate\Database\Connection->handleQueryException( $e = class Illuminate\Database\QueryException { protected $sql = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?'; protected $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3]; protected $message = 'SQLSTATE[HY000] [2002] No such file or directory (SQL: select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= 1726788042 and `queue` is not null and `queue` != queuedTestJob and `attempts` < 3)'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php'; protected $line = 760; private array ${Exception}trace = [0 => [...], 1 => [...], 2 => [...], 3 => [...], 4 => [...], 5 => [...], 6 => [...], 7 => [...], 8 => [...], 9 => [...], 10 => [...], 11 => [...]]; private ?Throwable ${Exception}previous = class PDOException { protected $message = 'SQLSTATE[HY000] [2002] No such file or directory'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php'; protected $line = 70; private array ${Exception}trace = [...]; private ?Throwable ${Exception}previous = NULL; public $errorInfo = [...] }; public $errorInfo = [0 => 'HY000', 1 => 2002, 2 => 'No such file or directory'] }, $query = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?', $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:723
140.02422762760Illuminate\Database\Connection->tryAgainIfCausedByLostConnection( $e = class Illuminate\Database\QueryException { protected $sql = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?'; protected $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3]; protected $message = 'SQLSTATE[HY000] [2002] No such file or directory (SQL: select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= 1726788042 and `queue` is not null and `queue` != queuedTestJob and `attempts` < 3)'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connection.php'; protected $line = 760; private array ${Exception}trace = [0 => [...], 1 => [...], 2 => [...], 3 => [...], 4 => [...], 5 => [...], 6 => [...], 7 => [...], 8 => [...], 9 => [...], 10 => [...], 11 => [...]]; private ?Throwable ${Exception}previous = class PDOException { protected $message = 'SQLSTATE[HY000] [2002] No such file or directory'; private ${Exception}string = ''; protected $code = 2002; protected $file = '/var/www/ojsPolbeng/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php'; protected $line = 70; private array ${Exception}trace = [...]; private ?Throwable ${Exception}previous = NULL; public $errorInfo = [...] }; public $errorInfo = [0 => 'HY000', 1 => 2002, 2 => 'No such file or directory'] }, $query = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?', $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:879
150.02462764232Illuminate\Database\Connection->runQueryCallback( $query = 'select count(*) as aggregate from `jobs` where `reserved_at` is null and `available_at` <= ? and `queue` is not null and `queue` != ? and `attempts` < ?', $bindings = [0 => 1726788042, 1 => 'queuedTestJob', 2 => 3], $callback = class Closure { virtual $closure = "$this->Illuminate\Database\{closure}" } ).../Connection.php:899