if the sending email is in a Domain, which doesn't match the Domain of the SMTP Server account, make sure that the SMTP account is granted relaying permission.

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Cheers from Germany,
Sebastian Leupold

   

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Hi All,

Thank you for your responses.

Leupold : Both emails are of the same domain.

Craig : I have contacted digForm but I have not received a response.

It seems that the password problems happens only at use of digForm. Everything else works fine.

The error is being logged in the event viewer, and the following is the message displayed:

Message:System.Net.Mail.SmtpException: Mailbox unavailable. The server response was: 5.7.3 Requested action aborted; user not authenticated at System.Net.Mail.MailCommand.CheckResponse(SmtpStatusCode statusCode, String response) at System.Net.Mail.MailCommand.Send(SmtpConnection conn, Byte[] command, MailAddress from, Boolean allowUnicode) at System.Net.Mail.SmtpTransport.SendMail(MailAddress sender, MailAddressCollection recipients, String deliveryNotify, Boolean allowUnicode, SmtpFailedRec