Your message dated Tue, 21 Oct 2014 14:02:37 -0400 with message-id and subject line Re: bug#18786: (error "Attempt to modify read-only object" (("\\.txz\\'" . tar-mode))) on adding mode has caused the debbugs.gnu.org bug report #18786, regarding (error "Attempt to modify read-only object" (("\\.txz\\'" . tar-mode))) on adding mode to be marked as done. (If you believe you have received this mail in error, please contact help-debbugs@gnu.org.) -- 18786: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=18786 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems