Space shortage, please try later

#0 /app/vendor/laminas/laminas-mail/src/Protocol/Smtp.php(348): Laminas\Mail\Protocol\AbstractProtocol->_expect(Array, 300)
#1 /app/vendor/laminas/laminas-mail/src/Transport/Smtp.php(258): Laminas\Mail\Protocol\Smtp->mail('noreply@diakoni...')
#2 /app/vendor/amedicksommer/application/src/Utility/SendMailUtility.php(55): Laminas\Mail\Transport\Smtp->send(Object(Laminas\Mail\Message))
#3 /app/mail_error_reporting.php(69): Amedicksommer\Application\Utility\SendMailUtility::mail('errorsewde@amed...', 'Unknown Error i...', '\n\rSTAMP:\t13-09-...')
#4 /app/mail_error_reporting.php(34): ExceptionHandler->mailErrorCase('/app/vendor/lam...', 'Error code: 2<b...', '', NULL)
#5 [internal function]: ExceptionHandler->handleError(2, 'session_start()...', '/app/vendor/lam...', 144)
#6 /app/vendor/laminas/laminas-session/src/SessionManager.php(144): session_start()
#7 /app/vendor/laminas/laminas-session/src/AbstractContainer.php(88): Laminas\Session\SessionManager->start()
#8 /app/config/container.php(23): Laminas\Session\AbstractContainer->__construct('donationNamespa...')
#9 /app/public/index.php(24): require('/app/config/con...')
#10 {main}