http://opendata.kedirikab.go.id/dataset/3152/xlsx/download_excel?p=dataset%2F3152%2Fxlsx%2Fdownload_excel

Exceptions

An exception occurred in driver: SQLSTATE[08006] [7] connection to server at "127.0.0.1", port 5432 failed: Connection refused
Is the server running on that host and accepting TCP/IP connections?

Exceptions 3

Doctrine\DBAL\Exception\ ConnectionException

  1.             case '42P07':
  2.                 return new TableExistsException($message$exception);
  3.             case '08006':
  4.                 return new Exception\ConnectionException($message$exception);
  5.             case '7':
  6.                 // Prior to fixing https://bugs.php.net/bug.php?id=64705 (PHP 7.3.22 and PHP 7.4.10),
  7.                 // in some cases (mainly connection errors) the PDO exception wouldn't provide a SQLSTATE via its code.
  8.                 // The exception code would be always set to 7 here.
  1.         if ($driverEx instanceof DriverException) {
  2.             return $driverEx;
  3.         }
  4.         if ($driver instanceof ExceptionConverterDriver && $driverEx instanceof DeprecatedDriverException) {
  5.             return $driver->convertException($msg$driverEx);
  6.         }
  7.         return new Exception($msg0$driverEx);
  8.     }
  1.      *
  2.      * @return Exception
  3.      */
  4.     public static function driverException(Driver $driverThrowable $driverEx)
  5.     {
  6.         return self::wrapException($driver$driverEx'An exception occurred in driver: ' $driverEx->getMessage());
  7.     }
  8.     /**
  9.      * @return Exception
  10.      */
  1.                 $pdo->exec('SET NAMES \'' $params['charset'] . '\'');
  2.             }
  3.             return $pdo;
  4.         } catch (PDOException $e) {
  5.             throw Exception::driverException($this$e);
  6.         }
  7.     }
  8.     /**
  9.      * Constructs the Postgres PDO DSN.
  1.         $driverOptions $this->params['driverOptions'] ?? [];
  2.         $user          $this->params['user'] ?? null;
  3.         $password      $this->params['password'] ?? null;
  4.         $this->_conn $this->_driver->connect($this->params$user$password$driverOptions);
  5.         $this->transactionNestingLevel 0;
  6.         if ($this->autoCommit === false) {
  7.             $this->beginTransaction();
  1.      *
  2.      * @return DriverConnection
  3.      */
  4.     public function getWrappedConnection()
  5.     {
  6.         $this->connect();
  7.         assert($this->_conn !== null);
  8.         return $this->_conn;
  9.     }
in vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php -> getWrappedConnection (line 1290)
  1.     {
  2.         if ($qcp !== null) {
  3.             return $this->executeCacheQuery($sql$params$types$qcp);
  4.         }
  5.         $connection $this->getWrappedConnection();
  6.         $logger $this->_config->getSQLLogger();
  7.         if ($logger) {
  8.             $logger->startQuery($sql$params$types);
  9.         }
  1.     {
  2.         $this->switchPersisterContext(null$limit);
  3.         $sql              $this->getSelectSQL($criteria$assoc$lockMode$limitnull$orderBy);
  4.         [$params$types] = $this->expandParameters($criteria);
  5.         $stmt             $this->conn->executeQuery($sql$params$types);
  6.         if ($entity !== null) {
  7.             $hints[Query::HINT_REFRESH]        = true;
  8.             $hints[Query::HINT_REFRESH_ENTITY] = $entity;
  9.         }
  1.     /**
  2.      * {@inheritdoc}
  3.      */
  4.     public function loadById(array $identifier$entity null)
  5.     {
  6.         return $this->load($identifier$entity);
  7.     }
  8.     /**
  9.      * {@inheritdoc}
  10.      */
  1.             case $lockMode === LockMode::PESSIMISTIC_READ:
  2.             case $lockMode === LockMode::PESSIMISTIC_WRITE:
  3.                 return $persister->load($sortedIdnullnull, [], $lockMode);
  4.             default:
  5.                 return $persister->loadById($sortedId);
  6.         }
  7.     }
  8.     /**
  9.      * {@inheritDoc}
  1.     public function find($className$id$lockMode null$lockVersion null)
  2.     {
  3.         $this->initializer56dfc && ($this->initializer56dfc->__invoke($valueHolderd14db$this'find', array('className' => $className'id' => $id'lockMode' => $lockMode'lockVersion' => $lockVersion), $this->initializer56dfc) || 1) && $this->valueHolderd14db $valueHolderd14db;
  4.         return $this->valueHolderd14db->find($className$id$lockMode$lockVersion);
  5.     }
  6.     public function getReference($entityName$id)
  7.     {
  8.         $this->initializer56dfc && ($this->initializer56dfc->__invoke($valueHolderd14db$this'getReference', array('entityName' => $entityName'id' => $id), $this->initializer56dfc) || 1) && $this->valueHolderd14db $valueHolderd14db;
  1.      * @return object|null The entity instance or NULL if the entity can not be found.
  2.      * @psalm-return ?T
  3.      */
  4.     public function find($id$lockMode null$lockVersion null)
  5.     {
  6.         return $this->_em->find($this->_entityName$id$lockMode$lockVersion);
  7.     }
  8.     /**
  9.      * Finds all entities in the repository.
  10.      *
EntityRepository->find() in src/Controller/Frontend/DatasetController.php (line 313)
  1.     /**
  2.      * @Route("/dataset/{id}/{tipe}/download_excel", name="dataset_excel", methods={"GET", "POST"})
  3.      */
  4.     public function downloadExcel(?string $idstring $tipeTPublikasiRepository $tPublikasiRepoTVariabelRepository $tVariabelRepo)
  5.     {
  6.         $publikasi $tPublikasiRepo->find($id);
  7.         $jumlah_download = ($publikasi->getJumlahDownload()) ? $publikasi->getJumlahDownload() + 0;
  8.         $publikasi->setJumlahDownload($jumlah_download 1);
  9.         $entityManager $this->getDoctrine()->getManager();
  10.         $entityManager->persist($publikasi);
  11.         $entityManager->flush();
in vendor/symfony/http-kernel/HttpKernel.php -> downloadExcel (line 163)
  1.         $this->dispatcher->dispatch($eventKernelEvents::CONTROLLER_ARGUMENTS);
  2.         $controller $event->getController();
  3.         $arguments $event->getArguments();
  4.         // call controller
  5.         $response $controller(...$arguments);
  6.         // view
  7.         if (!$response instanceof Response) {
  8.             $event = new ViewEvent($this$request$type$response);
  9.             $this->dispatcher->dispatch($eventKernelEvents::VIEW);
  1.     {
  2.         $request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
  3.         $this->requestStack->push($request);
  4.         try {
  5.             return $this->handleRaw($request$type);
  6.         } catch (\Exception $e) {
  7.             if ($e instanceof RequestExceptionInterface) {
  8.                 $e = new BadRequestHttpException($e->getMessage(), $e);
  9.             }
  10.             if (false === $catch) {
  1.         $this->boot();
  2.         ++$this->requestStackSize;
  3.         $this->resetServices true;
  4.         try {
  5.             return $this->getHttpKernel()->handle($request$type$catch);
  6.         } finally {
  7.             --$this->requestStackSize;
  8.         }
  9.     }
Kernel->handle() in public/index.php (line 20)
  1.     Debug::enable();
  2. }
  3. $kernel = new Kernel($_SERVER['APP_ENV'], (bool) $_SERVER['APP_DEBUG']);
  4. $request Request::createFromGlobals();
  5. $response $kernel->handle($request);
  6. $response->send();
  7. $kernel->terminate($request$response);

Doctrine\DBAL\Driver\PDO\ Exception

SQLSTATE[08006] [7] connection to server at "127.0.0.1", port 5432 failed: Connection refused Is the server running on that host and accepting TCP/IP connections?

  1.  */
  2. final class Exception extends PDOException
  3. {
  4.     public static function new(\PDOException $exception): self
  5.     {
  6.         return new self($exception);
  7.     }
  8. }
  1.         try {
  2.             parent::__construct($dsn, (string) $user, (string) $password, (array) $options);
  3.             $this->setAttribute(PDO::ATTR_STATEMENT_CLASS, [Statement::class, []]);
  4.             $this->setAttribute(PDO::ATTR_ERRMODEPDO::ERRMODE_EXCEPTION);
  5.         } catch (PDOException $exception) {
  6.             throw Exception::new($exception);
  7.         }
  8.     }
  9.     /**
  10.      * {@inheritdoc}
  1.      */
  2.     public function connect(array $params$username null$password null, array $driverOptions = [])
  3.     {
  4.         try {
  5.             $pdo = new PDO\Connection(
  6.                 $this->_constructPdoDsn($params),
  7.                 $username,
  8.                 $password,
  9.                 $driverOptions
  10.             );
  1.         $driverOptions $this->params['driverOptions'] ?? [];
  2.         $user          $this->params['user'] ?? null;
  3.         $password      $this->params['password'] ?? null;
  4.         $this->_conn $this->_driver->connect($this->params$user$password$driverOptions);
  5.         $this->transactionNestingLevel 0;
  6.         if ($this->autoCommit === false) {
  7.             $this->beginTransaction();
  1.      *
  2.      * @return DriverConnection
  3.      */
  4.     public function getWrappedConnection()
  5.     {
  6.         $this->connect();
  7.         assert($this->_conn !== null);
  8.         return $this->_conn;
  9.     }
in vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php -> getWrappedConnection (line 1290)
  1.     {
  2.         if ($qcp !== null) {
  3.             return $this->executeCacheQuery($sql$params$types$qcp);
  4.         }
  5.         $connection $this->getWrappedConnection();
  6.         $logger $this->_config->getSQLLogger();
  7.         if ($logger) {
  8.             $logger->startQuery($sql$params$types);
  9.         }
  1.     {
  2.         $this->switchPersisterContext(null$limit);
  3.         $sql              $this->getSelectSQL($criteria$assoc$lockMode$limitnull$orderBy);
  4.         [$params$types] = $this->expandParameters($criteria);
  5.         $stmt             $this->conn->executeQuery($sql$params$types);
  6.         if ($entity !== null) {
  7.             $hints[Query::HINT_REFRESH]        = true;
  8.             $hints[Query::HINT_REFRESH_ENTITY] = $entity;
  9.         }
  1.     /**
  2.      * {@inheritdoc}
  3.      */
  4.     public function loadById(array $identifier$entity null)
  5.     {
  6.         return $this->load($identifier$entity);
  7.     }
  8.     /**
  9.      * {@inheritdoc}
  10.      */
  1.             case $lockMode === LockMode::PESSIMISTIC_READ:
  2.             case $lockMode === LockMode::PESSIMISTIC_WRITE:
  3.                 return $persister->load($sortedIdnullnull, [], $lockMode);
  4.             default:
  5.                 return $persister->loadById($sortedId);
  6.         }
  7.     }
  8.     /**
  9.      * {@inheritDoc}
  1.     public function find($className$id$lockMode null$lockVersion null)
  2.     {
  3.         $this->initializer56dfc && ($this->initializer56dfc->__invoke($valueHolderd14db$this'find', array('className' => $className'id' => $id'lockMode' => $lockMode'lockVersion' => $lockVersion), $this->initializer56dfc) || 1) && $this->valueHolderd14db $valueHolderd14db;
  4.         return $this->valueHolderd14db->find($className$id$lockMode$lockVersion);
  5.     }
  6.     public function getReference($entityName$id)
  7.     {
  8.         $this->initializer56dfc && ($this->initializer56dfc->__invoke($valueHolderd14db$this'getReference', array('entityName' => $entityName'id' => $id), $this->initializer56dfc) || 1) && $this->valueHolderd14db $valueHolderd14db;
  1.      * @return object|null The entity instance or NULL if the entity can not be found.
  2.      * @psalm-return ?T
  3.      */
  4.     public function find($id$lockMode null$lockVersion null)
  5.     {
  6.         return $this->_em->find($this->_entityName$id$lockMode$lockVersion);
  7.     }
  8.     /**
  9.      * Finds all entities in the repository.
  10.      *
EntityRepository->find() in src/Controller/Frontend/DatasetController.php (line 313)
  1.     /**
  2.      * @Route("/dataset/{id}/{tipe}/download_excel", name="dataset_excel", methods={"GET", "POST"})
  3.      */
  4.     public function downloadExcel(?string $idstring $tipeTPublikasiRepository $tPublikasiRepoTVariabelRepository $tVariabelRepo)
  5.     {
  6.         $publikasi $tPublikasiRepo->find($id);
  7.         $jumlah_download = ($publikasi->getJumlahDownload()) ? $publikasi->getJumlahDownload() + 0;
  8.         $publikasi->setJumlahDownload($jumlah_download 1);
  9.         $entityManager $this->getDoctrine()->getManager();
  10.         $entityManager->persist($publikasi);
  11.         $entityManager->flush();
in vendor/symfony/http-kernel/HttpKernel.php -> downloadExcel (line 163)
  1.         $this->dispatcher->dispatch($eventKernelEvents::CONTROLLER_ARGUMENTS);
  2.         $controller $event->getController();
  3.         $arguments $event->getArguments();
  4.         // call controller
  5.         $response $controller(...$arguments);
  6.         // view
  7.         if (!$response instanceof Response) {
  8.             $event = new ViewEvent($this$request$type$response);
  9.             $this->dispatcher->dispatch($eventKernelEvents::VIEW);
  1.     {
  2.         $request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
  3.         $this->requestStack->push($request);
  4.         try {
  5.             return $this->handleRaw($request$type);
  6.         } catch (\Exception $e) {
  7.             if ($e instanceof RequestExceptionInterface) {
  8.                 $e = new BadRequestHttpException($e->getMessage(), $e);
  9.             }
  10.             if (false === $catch) {
  1.         $this->boot();
  2.         ++$this->requestStackSize;
  3.         $this->resetServices true;
  4.         try {
  5.             return $this->getHttpKernel()->handle($request$type$catch);
  6.         } finally {
  7.             --$this->requestStackSize;
  8.         }
  9.     }
Kernel->handle() in public/index.php (line 20)
  1.     Debug::enable();
  2. }
  3. $kernel = new Kernel($_SERVER['APP_ENV'], (bool) $_SERVER['APP_DEBUG']);
  4. $request Request::createFromGlobals();
  5. $response $kernel->handle($request);
  6. $response->send();
  7. $kernel->terminate($request$response);

PDOException

SQLSTATE[08006] [7] connection to server at "127.0.0.1", port 5432 failed: Connection refused Is the server running on that host and accepting TCP/IP connections?

  1.      * @throws PDOException In case of an error.
  2.      */
  3.     public function __construct($dsn$user null$password null, ?array $options null)
  4.     {
  5.         try {
  6.             parent::__construct($dsn, (string) $user, (string) $password, (array) $options);
  7.             $this->setAttribute(PDO::ATTR_STATEMENT_CLASS, [Statement::class, []]);
  8.             $this->setAttribute(PDO::ATTR_ERRMODEPDO::ERRMODE_EXCEPTION);
  9.         } catch (PDOException $exception) {
  10.             throw Exception::new($exception);
  11.         }
  1.      * @throws PDOException In case of an error.
  2.      */
  3.     public function __construct($dsn$user null$password null, ?array $options null)
  4.     {
  5.         try {
  6.             parent::__construct($dsn, (string) $user, (string) $password, (array) $options);
  7.             $this->setAttribute(PDO::ATTR_STATEMENT_CLASS, [Statement::class, []]);
  8.             $this->setAttribute(PDO::ATTR_ERRMODEPDO::ERRMODE_EXCEPTION);
  9.         } catch (PDOException $exception) {
  10.             throw Exception::new($exception);
  11.         }
  1.      */
  2.     public function connect(array $params$username null$password null, array $driverOptions = [])
  3.     {
  4.         try {
  5.             $pdo = new PDO\Connection(
  6.                 $this->_constructPdoDsn($params),
  7.                 $username,
  8.                 $password,
  9.                 $driverOptions
  10.             );
  1.         $driverOptions $this->params['driverOptions'] ?? [];
  2.         $user          $this->params['user'] ?? null;
  3.         $password      $this->params['password'] ?? null;
  4.         $this->_conn $this->_driver->connect($this->params$user$password$driverOptions);
  5.         $this->transactionNestingLevel 0;
  6.         if ($this->autoCommit === false) {
  7.             $this->beginTransaction();
  1.      *
  2.      * @return DriverConnection
  3.      */
  4.     public function getWrappedConnection()
  5.     {
  6.         $this->connect();
  7.         assert($this->_conn !== null);
  8.         return $this->_conn;
  9.     }
in vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php -> getWrappedConnection (line 1290)
  1.     {
  2.         if ($qcp !== null) {
  3.             return $this->executeCacheQuery($sql$params$types$qcp);
  4.         }
  5.         $connection $this->getWrappedConnection();
  6.         $logger $this->_config->getSQLLogger();
  7.         if ($logger) {
  8.             $logger->startQuery($sql$params$types);
  9.         }
  1.     {
  2.         $this->switchPersisterContext(null$limit);
  3.         $sql              $this->getSelectSQL($criteria$assoc$lockMode$limitnull$orderBy);
  4.         [$params$types] = $this->expandParameters($criteria);
  5.         $stmt             $this->conn->executeQuery($sql$params$types);
  6.         if ($entity !== null) {
  7.             $hints[Query::HINT_REFRESH]        = true;
  8.             $hints[Query::HINT_REFRESH_ENTITY] = $entity;
  9.         }
  1.     /**
  2.      * {@inheritdoc}
  3.      */
  4.     public function loadById(array $identifier$entity null)
  5.     {
  6.         return $this->load($identifier$entity);
  7.     }
  8.     /**
  9.      * {@inheritdoc}
  10.      */
  1.             case $lockMode === LockMode::PESSIMISTIC_READ:
  2.             case $lockMode === LockMode::PESSIMISTIC_WRITE:
  3.                 return $persister->load($sortedIdnullnull, [], $lockMode);
  4.             default:
  5.                 return $persister->loadById($sortedId);
  6.         }
  7.     }
  8.     /**
  9.      * {@inheritDoc}
  1.     public function find($className$id$lockMode null$lockVersion null)
  2.     {
  3.         $this->initializer56dfc && ($this->initializer56dfc->__invoke($valueHolderd14db$this'find', array('className' => $className'id' => $id'lockMode' => $lockMode'lockVersion' => $lockVersion), $this->initializer56dfc) || 1) && $this->valueHolderd14db $valueHolderd14db;
  4.         return $this->valueHolderd14db->find($className$id$lockMode$lockVersion);
  5.     }
  6.     public function getReference($entityName$id)
  7.     {
  8.         $this->initializer56dfc && ($this->initializer56dfc->__invoke($valueHolderd14db$this'getReference', array('entityName' => $entityName'id' => $id), $this->initializer56dfc) || 1) && $this->valueHolderd14db $valueHolderd14db;
  1.      * @return object|null The entity instance or NULL if the entity can not be found.
  2.      * @psalm-return ?T
  3.      */
  4.     public function find($id$lockMode null$lockVersion null)
  5.     {
  6.         return $this->_em->find($this->_entityName$id$lockMode$lockVersion);
  7.     }
  8.     /**
  9.      * Finds all entities in the repository.
  10.      *
EntityRepository->find() in src/Controller/Frontend/DatasetController.php (line 313)
  1.     /**
  2.      * @Route("/dataset/{id}/{tipe}/download_excel", name="dataset_excel", methods={"GET", "POST"})
  3.      */
  4.     public function downloadExcel(?string $idstring $tipeTPublikasiRepository $tPublikasiRepoTVariabelRepository $tVariabelRepo)
  5.     {
  6.         $publikasi $tPublikasiRepo->find($id);
  7.         $jumlah_download = ($publikasi->getJumlahDownload()) ? $publikasi->getJumlahDownload() + 0;
  8.         $publikasi->setJumlahDownload($jumlah_download 1);
  9.         $entityManager $this->getDoctrine()->getManager();
  10.         $entityManager->persist($publikasi);
  11.         $entityManager->flush();
in vendor/symfony/http-kernel/HttpKernel.php -> downloadExcel (line 163)
  1.         $this->dispatcher->dispatch($eventKernelEvents::CONTROLLER_ARGUMENTS);
  2.         $controller $event->getController();
  3.         $arguments $event->getArguments();
  4.         // call controller
  5.         $response $controller(...$arguments);
  6.         // view
  7.         if (!$response instanceof Response) {
  8.             $event = new ViewEvent($this$request$type$response);
  9.             $this->dispatcher->dispatch($eventKernelEvents::VIEW);
  1.     {
  2.         $request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
  3.         $this->requestStack->push($request);
  4.         try {
  5.             return $this->handleRaw($request$type);
  6.         } catch (\Exception $e) {
  7.             if ($e instanceof RequestExceptionInterface) {
  8.                 $e = new BadRequestHttpException($e->getMessage(), $e);
  9.             }
  10.             if (false === $catch) {
  1.         $this->boot();
  2.         ++$this->requestStackSize;
  3.         $this->resetServices true;
  4.         try {
  5.             return $this->getHttpKernel()->handle($request$type$catch);
  6.         } finally {
  7.             --$this->requestStackSize;
  8.         }
  9.     }
Kernel->handle() in public/index.php (line 20)
  1.     Debug::enable();
  2. }
  3. $kernel = new Kernel($_SERVER['APP_ENV'], (bool) $_SERVER['APP_DEBUG']);
  4. $request Request::createFromGlobals();
  5. $response $kernel->handle($request);
  6. $response->send();
  7. $kernel->terminate($request$response);

Stack Traces 3

[3/3] ConnectionException
Doctrine\DBAL\Exception\ConnectionException:
An exception occurred in driver: SQLSTATE[08006] [7] connection to server at "127.0.0.1", port 5432 failed: Connection refused
	Is the server running on that host and accepting TCP/IP connections?

  at vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractPostgreSQLDriver.php:88
  at Doctrine\DBAL\Driver\AbstractPostgreSQLDriver->convertException()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php:182)
  at Doctrine\DBAL\DBALException::wrapException()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php:169)
  at Doctrine\DBAL\DBALException::driverException()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php:52)
  at Doctrine\DBAL\Driver\PDOPgSql\Driver->connect()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:412)
  at Doctrine\DBAL\Connection->connect()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:1952)
  at Doctrine\DBAL\Connection->getWrappedConnection()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:1290)
  at Doctrine\DBAL\Connection->executeQuery()
     (vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:750)
  at Doctrine\ORM\Persisters\Entity\BasicEntityPersister->load()
     (vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:768)
  at Doctrine\ORM\Persisters\Entity\BasicEntityPersister->loadById()
     (vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php:521)
  at Doctrine\ORM\EntityManager->find()
     (var/cache/dev/ContainerF3J4NcO/EntityManager_9a5be93.php:143)
  at ContainerF3J4NcO\EntityManager_9a5be93->find()
     (vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php:197)
  at Doctrine\ORM\EntityRepository->find()
     (src/Controller/Frontend/DatasetController.php:313)
  at App\Controller\Frontend\DatasetController->downloadExcel()
     (vendor/symfony/http-kernel/HttpKernel.php:163)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw()
     (vendor/symfony/http-kernel/HttpKernel.php:75)
  at Symfony\Component\HttpKernel\HttpKernel->handle()
     (vendor/symfony/http-kernel/Kernel.php:202)
  at Symfony\Component\HttpKernel\Kernel->handle()
     (public/index.php:20)                
[2/3] Exception
Doctrine\DBAL\Driver\PDO\Exception:
SQLSTATE[08006] [7] connection to server at "127.0.0.1", port 5432 failed: Connection refused
	Is the server running on that host and accepting TCP/IP connections?

  at vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDO/Exception.php:18
  at Doctrine\DBAL\Driver\PDO\Exception::new()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:44)
  at Doctrine\DBAL\Driver\PDOConnection->__construct()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php:27)
  at Doctrine\DBAL\Driver\PDOPgSql\Driver->connect()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:412)
  at Doctrine\DBAL\Connection->connect()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:1952)
  at Doctrine\DBAL\Connection->getWrappedConnection()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:1290)
  at Doctrine\DBAL\Connection->executeQuery()
     (vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:750)
  at Doctrine\ORM\Persisters\Entity\BasicEntityPersister->load()
     (vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:768)
  at Doctrine\ORM\Persisters\Entity\BasicEntityPersister->loadById()
     (vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php:521)
  at Doctrine\ORM\EntityManager->find()
     (var/cache/dev/ContainerF3J4NcO/EntityManager_9a5be93.php:143)
  at ContainerF3J4NcO\EntityManager_9a5be93->find()
     (vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php:197)
  at Doctrine\ORM\EntityRepository->find()
     (src/Controller/Frontend/DatasetController.php:313)
  at App\Controller\Frontend\DatasetController->downloadExcel()
     (vendor/symfony/http-kernel/HttpKernel.php:163)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw()
     (vendor/symfony/http-kernel/HttpKernel.php:75)
  at Symfony\Component\HttpKernel\HttpKernel->handle()
     (vendor/symfony/http-kernel/Kernel.php:202)
  at Symfony\Component\HttpKernel\Kernel->handle()
     (public/index.php:20)                
[1/3] PDOException
PDOException:
SQLSTATE[08006] [7] connection to server at "127.0.0.1", port 5432 failed: Connection refused
	Is the server running on that host and accepting TCP/IP connections?

  at vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:40
  at PDO->__construct()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:40)
  at Doctrine\DBAL\Driver\PDOConnection->__construct()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php:27)
  at Doctrine\DBAL\Driver\PDOPgSql\Driver->connect()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:412)
  at Doctrine\DBAL\Connection->connect()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:1952)
  at Doctrine\DBAL\Connection->getWrappedConnection()
     (vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:1290)
  at Doctrine\DBAL\Connection->executeQuery()
     (vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:750)
  at Doctrine\ORM\Persisters\Entity\BasicEntityPersister->load()
     (vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:768)
  at Doctrine\ORM\Persisters\Entity\BasicEntityPersister->loadById()
     (vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php:521)
  at Doctrine\ORM\EntityManager->find()
     (var/cache/dev/ContainerF3J4NcO/EntityManager_9a5be93.php:143)
  at ContainerF3J4NcO\EntityManager_9a5be93->find()
     (vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php:197)
  at Doctrine\ORM\EntityRepository->find()
     (src/Controller/Frontend/DatasetController.php:313)
  at App\Controller\Frontend\DatasetController->downloadExcel()
     (vendor/symfony/http-kernel/HttpKernel.php:163)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw()
     (vendor/symfony/http-kernel/HttpKernel.php:75)
  at Symfony\Component\HttpKernel\HttpKernel->handle()
     (vendor/symfony/http-kernel/Kernel.php:202)
  at Symfony\Component\HttpKernel\Kernel->handle()
     (public/index.php:20)