This is an automatic notification regarding your bug report which was filed against the coreutils package: #5944: sort with option +4nr does not work now and it used to do it some time ago It has been closed by Jim Meyering . Their explanation is attached below along with your original report. If this explanation is unsatisfactory and you have not received a better one in a separate message then please contact Jim Meyering by replying to this email. -- 5944: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=5944 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems