I can not reproduce your error. I feel like when I saw that error it was from calling a send command while in org-mode, and not in message-mode.
Matt Price writes: > John, I'm moving this over to this thread because I think my issues with > htmlize-and-send might not be because of any errors in my setup. > > When I use John's htmlize-and-send, or any similar function, to attempt to > send an html email from org-mode, I get an error from message-send: > "Message already sent via mail; resend?" Attmepting to resend fails > silently, and the message is neither sent nor saved to archives. > Interestingly, the first time I try this in a new emacs session, I get no > error message ( though the message doesn't actually get sent). This makes > me wonder if there's something wrong with the way > mu4e/message/htmlize-and-send is keeping track of messages. > > I've attached the minimal mail-test.el that I use to start emacs; I'm using > a pretty recent emacs-git with the latest org-mode git, on Arch Linux, with > offlineimap and nullmailer (which has a sendmail clone). If anyone out > there has a moment to look at my config and tell me if they see anything > wrong... I'd aprreciate it. Th > anks, > > Matt -- Professor John Kitchin Doherty Hall A207F Department of Chemical Engineering Carnegie Mellon University Pittsburgh, PA 15213 412-268-7803 @johnkitchin http://kitchingroup.cheme.cmu.edu