Yee Haw ! Mutt mail works again ! It was simple fix .. root at Tux:/etc/exim4# mv exim4.conf exim4.conf.WRONG root at Tux:/etc/exim4# vim update-exim4.conf.conf root at Tux:/etc/exim4# vim /etc/mailname root at Tux:/etc/exim4# cd root at Tux:~# update-exim4.conf Thanks Cliff, Adam.