There's nothing we can do here. APT needs read access to all sources.list, configuration, and preferences files. Marking a sources.list file as unreadable is not supported, and useless, as the cache and /var/lib/apt/lists/ will contain the data from the repository anyway.
** Changed in: python-apt (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/746625 Title: SystemError: E:Opening /etc/apt/sources.list.d/private- ppa.launchpad.<something>list - ifstream::ifstream (13: Permission denied) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs