David Bremner <david@tethera.net> writes: > Yes, I can replicate this bug in emacs 25.1 by > > 1) ./devel/try-emacs-mua -q > > 2) (setq notmuch-mua-compose-in 'new-frame) > > 3) reply to an html only message. > > If I M-x toggle-debug-on-error I get a backtrace ending in > > set-window-buffer(nil #<buffer *temp*-321945>) > shr-pixel-column > shr-string-pixe-width > shr-insert-document > notmuch-show--insert-part-text/html-shr > I have reported https://debbugs.gnu.org/cgi/bugreport.cgi?bug=24950 upstream. We'll see if they agree it's bug in shr. d