Swift_TransportException [ 0 ]

EMERGENCY

Date: 2021.12.03. 06:52:57

Message: Expected response code 250 but got code "", with message ""

File: MODPATH/email/vendor/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php [ 382 ] in /var/www/kohana-3.3.7/modules/email/vendor/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php:279

Raw: 2021-12-03 06:52:57 --- EMERGENCY: Swift_TransportException [ 0 ]: Expected response code 250 but got code "", with message "" ~ MODPATH/email/vendor/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php [ 382 ] in /var/www/kohana-3.3.7/modules/email/vendor/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php:279