[[!comment format=mdwn username="joey" subject="""comment 1""" date="2016-03-06T17:06:16Z" content=""" What seems to be going on is, /etc/locale.gen is changed, uncommenting the line, but then the dpkg-reconfigure locales rewrites the file with the same set of locales enabled but a different set of lines and comments. So, next time the property runs, it wants to change the file again. I changed it to run locale-gen instead, which avoids the problem. """]]