Copying zip failed because: Connection could not be established with host localhost [Connection refused #111].

[mrSam01]

Hi pls help me with this issue.
Backups to driver 'dropbox' run successfully.
But If i run backup:run with driver 'localhost' in config i get this errors:

Copying zip failed because: Connection could not be established with host localhost [Connection refused #111].
Backup failed because Connection could not be established with host localhost [Connection refused #111].
#0 panel/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/StreamBuffer.php(58): Swift_Transport_StreamBuffer->establishSocketConnection()
#1 panel/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php(143): Swift_Transport_StreamBuffer->initialize(Array)
#2 panel/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Mailer.php(65): Swift_Transport_AbstractSmtpTransport->start()
#3 panel/vendor/laravel/framework/src/Illuminate/Mail/Mailer.php(479): Swift_Mailer->send(Object(Swift_Message), Array)
#4 panel/vendor/laravel/framework/src/Illuminate/Mail/Mailer.php(259): Illuminate\Mail\Mailer->sendSwiftMessage(Object(Swift_Message))
#5 panel/vendor/laravel/framework/src/Illuminate/Notifications/Channels/MailChannel.php(65): Illuminate\Mail\Mailer->send(Object(Illuminate\Support\HtmlString), Array, Object(Closure))
#6 panel/vendor/laravel/framework/src/Illuminate/Notifications/NotificationSender.php(144): Illuminate\Notifications\Channels\MailChannel->send(Object(Spatie\Backup\Notifications\Notifiable), Object(Spatie\Backup\Notifications\Notifications\BackupHasFailed))
#7 panel/vendor/laravel/framework/src/Illuminate/Notifications/NotificationSender.php(103): Illuminate\Notifications\NotificationSender->sendToNotifiable(Object(Spatie\Backup\Notifications\Notifiable), '5938fa4b-b87f-4...', Object(Spatie\Backup\Notifications\Notifications\BackupHasFailed), 'mail')
#8 panel/vendor/laravel/framework/src/Illuminate/Support/Traits/Localizable.php(19): Illuminate\Notifications\NotificationSender->Illuminate\Notifications{closure}()
#9 panel/vendor/laravel/framework/src/Illuminate/Notifications/NotificationSender.php(105): Illuminate\Notifications\NotificationSender->withLocale(NULL, Object(Closure))
#10 panel/vendor/laravel/framework/src/Illuminate/Notifications/NotificationSender.php(77): Illuminate\Notifications\NotificationSender->sendNow(Array, Object(Spatie\Backup\Notifications\Notifications\BackupHasFailed))
#11 panel/vendor/laravel/framework/src/Illuminate/Notifications/ChannelManager.php(39): Illuminate\Notifications\NotificationSender->send(Array, Object(Spatie\Backup\Notifications\Notifications\BackupHasFailed))
#12 panel/vendor/laravel/framework/src/Illuminate/Notifications/RoutesNotifications.php(18): Illuminate\Notifications\ChannelManager->send(Object(Spatie\Backup\Notifications\Notifiable), Object(Spatie\Backup\Notifications\Notifications\BackupHasFailed))
#13 panel/vendor/spatie/laravel-backup/src/Notifications/EventHandler.php(33): Spatie\Backup\Notifications\Notifiable->notify(Object(Spatie\Backup\Notifications\Notifications\BackupHasFailed))
#14 panel/vendor/laravel/framework/src/Illuminate/Events/Dispatcher.php(360): Spatie\Backup\Notifications\EventHandler->Spatie\Backup\Notifications{closure}(Object(Spatie\Backup\Events\BackupHasFailed))
#15 panel/vendor/laravel/framework/src/Illuminate/Events/Dispatcher.php(209): Illuminate\Events\Dispatcher->Illuminate\Events{closure}('Spatie\Backup\E...', Array)
#16 panel/vendor/laravel/framework/src/Illuminate/Foundation/helpers.php(482): Illuminate\Events\Dispatcher->dispatch('Spatie\Backup\E...')
#17 panel/vendor/spatie/laravel-backup/src/Tasks/Backup/BackupJob.php(274): event(Object(Spatie\Backup\Events\BackupHasFailed))
#18 panel/vendor/spatie/laravel-backup/src/Tasks/Backup/BackupJob.php(266): Spatie\Backup\Tasks\Backup\BackupJob->sendNotification(Object(Spatie\Backup\Events\BackupHasFailed))
#19 panel/vendor/laravel/framework/src/Illuminate/Support/Collection.php(419): Spatie\Backup\Tasks\Backup\BackupJob->Spatie\Backup\Tasks\Backup{closure}(Object(Spatie\Backup\BackupDestination\BackupDestination), 0)
#20 panel/vendor/spatie/laravel-backup/src/Tasks/Backup/BackupJob.php(268): Illuminate\Support\Collection->each(Object(Closure))
#21 panel/vendor/spatie/laravel-backup/src/Tasks/Backup/BackupJob.php(150): Spatie\Backup\Tasks\Backup\BackupJob->copyToBackupDestinations('/var/www/panel...')
#22 panel/vendor/spatie/laravel-backup/src/Commands/BackupCommand.php(52): Spatie\Backup\Tasks\Backup\BackupJob->run()
#23 [internal function]: Spatie\Backup\Commands\BackupCommand->handle()
#24 panel/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(29): call_user_func_array(Array, Array)
#25 panel/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(87): Illuminate\Container\BoundMethod::Illuminate\Container{closure}()
#26 panel/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(31): Illuminate\Container\BoundMethod::callBoundMethod(Object(Illuminate\Foundation\Application), Array, Object(Closure))
#27 panel/vendor/laravel/framework/src/Illuminate/Container/Container.php(572): Illuminate\Container\BoundMethod::call(Object(Illuminate\Foundation\Application), Array, Array, NULL)
#28 panel/vendor/laravel/framework/src/Illuminate/Console/Command.php(183): Illuminate\Container\Container->call(Array)
#29 panel/vendor/symfony/console/Command/Command.php(255): Illuminate\Console\Command->execute(Object(Symfony\Component\Console\Input\ArgvInput), Object(Illuminate\Console\OutputStyle))
#30 panel/vendor/laravel/framework/src/Illuminate/Console/Command.php(170): Symfony\Component\Console\Command\Command->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Illuminate\Console\OutputStyle))
#31 panel/vendor/spatie/laravel-backup/src/Commands/BaseCommand.php(16): Illuminate\Console\Command->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#32 panel/vendor/symfony/console/Application.php(901): Spatie\Backup\Commands\BaseCommand->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#33 panel/vendor/symfony/console/Application.php(262): Symfony\Component\Console\Application->doRunCommand(Object(Spatie\Backup\Commands\BackupCommand), Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#34 panel/vendor/symfony/console/Application.php(145): Symfony\Component\Console\Application->doRun(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#35 panel/vendor/laravel/framework/src/Illuminate/Console/Application.php(89): Symfony\Component\Console\Application->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#36 panel/vendor/laravel/framework/src/Illuminate/Foundation/Console/Kernel.php(122): Illuminate\Console\Application->run(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#37 panel/artisan(37): Illuminate\Foundation\Console\Kernel->handle(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#38 {main}
Backup failed because: Connection could not be established with host localhost [Connection refused #111].

Swift_TransportException : Connection could not be established with host localhost [Connection refused #111]

at panel/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/StreamBuffer.php:269
265| }
266| $streamContext = stream_context_create($options);
267| $this->stream = @stream_socket_client($host.':'.$this->params['port'], $errno, $errstr, $timeout, STREAM_CLIENT_CONNECT, $streamContext);
268| if (false === $this->stream) {

269| throw new Swift_TransportException(
270| 'Connection could not be established with host '.$this->params['host'].
271| ' ['.$errstr.' #'.$errno.']'
272| );
273| }

Exception trace:

1 Swift_Transport_StreamBuffer::establishSocketConnection()
panel/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/StreamBuffer.php:58

2 Swift_Transport_StreamBuffer::initialize()
panel/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php:143

Please use the argument -v to see more details.

[nysso]

I have the same problem
how did you solve it ?