It sounds to me that the problem is that you're sending an email to an address without an FQDN (which your SMTP server is rejecting), *not* that your SMTP server details are wrong. Hence the stack-trace concerns sending a specific message and it's not throwing an error in the SMTP settings.
com.fsck.k9.mail.MessagingException: Unable to send message at com.fsck.k9.mail.transport.SmtpTransport.*sendMessageTo(* SmtpTransport.java:539) at com.fsck.k9.mail.transport.SmtpTransport.sendMessage(SmtpTransport.java:495) at com.fsck.k9.controller.MessagingController.sendPendingMessagesSynchronous(MessagingController.java:3563) You can't send any messages because there's a queue and when we fail to send the first we stop. -- -- You received this message because you are subscribed to the K-9 Mail Users List. To post to this group, send email to [email protected] To unsubscribe, email [email protected] To report an issue with K-9 Mail, visit http://code.google.com/p/k9mail/issues/list For more options, visit this group at http://groups.google.com/group/k-9-mail --- You received this message because you are subscribed to the Google Groups "K-9 Mail" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
