<html> <head> <meta content="text/html; charset=windows-1252" http-equiv="Content-Type"> </head> <body bgcolor="#FFFFFF" text="#000000"> On 01/26/2017 02:42 PM, Mike Hughes wrote: <blockquote cite="mid:C686C999-1AA8-4C0E-83A6-78D66647463D@comcast.net" type="cite">Sudo: /user/lib/sudo/sudoers.so must only be writable by owner</blockquote> Did you copy the /etc directory from your old 14.04 system to the new 16.04 system, like you said you were going to do? </body> </html>