Debugger entered--Lisp error: (error "FQM: Sending...failed")
  signal(error ("FQM: Sending...failed"))
  error("FQM: Sending...failed")
  #f(compiled-function () #<bytecode 0x1d4af41>)()
  feedmail-send-it-immediately()
  feedmail-send-it-immediately-wrapper()
  feedmail-message-action-send()
  feedmail-send-it()
  message-multi-smtp-send-mail()
  gnus-agent-send-mail()
  message-send-mail(nil)
  message-send-via-mail(nil)
  message-send(nil)
  message-send-and-exit(nil)
  funcall-interactively(message-send-and-exit nil)
  call-interactively(message-send-and-exit nil nil)
  command-execute(message-send-and-exit)