Public bug reported: The /etc/apt-cacher-ng should be under "apt-cacher-ng" user, but this is its default permission. This causes apt-cacher-ng failed to run.
$ exa /etc/apt-cacher-ng -lg Permissions Size User Group Date Modified Name .rw-r--r-- 23k root root 5 Feb 23:48 acng.conf .rw-r--r-- 0 root root 20 Aug 23:55 backends_debian lrwxrwxrwx 46 root root 5 Feb 23:48 backends_debian.default -> /var/lib/apt-cacher-ng/backends_debian.default .rw-r--r-- 0 root root 20 Aug 23:55 backends_debvol lrwxrwxrwx 46 root root 5 Feb 23:48 backends_gentoo.default -> /usr/lib/apt-cacher-ng/backends_gentoo.default .rw-r--r-- 31 root root 20 Aug 23:55 backends_ubuntu lrwxrwxrwx 46 root root 5 Feb 23:48 backends_ubuntu.default -> /var/lib/apt-cacher-ng/backends_ubuntu.default .rw-r----- 401 root apt-cacher-ng 6 Nov 2017 security.conf .rw-r--r-- 618 root root 20 Aug 23:55 zz_debconf.conf ** Affects: apt-cacher-ng (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1788001 Title: Wrong permission for /etc/apt-cacher-ng To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt-cacher-ng/+bug/1788001/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs