An unknown error has occurred. Subject ‘(forrit)’, Account: ‘mail.rhi.hi.is’, Server: ‘mail.rhi.hi.is’, Protocol: SMTP, Server Response: ‘554 5.6.1 Sorry, I can’t accept messages with .lnk attachments.', Port: 25, Secure(SSL): No, Server Error: 554, Error Number: 0x800CCC6F

hvað er að.