Could you please run (in a terminal): $ grep 'Do not remove the following line' /var/lib/dpkg/info/*
update-manager itself does not touch this file, but something in the packages upgraded might. ** Changed in: update-manager (Ubuntu) Status: New => Incomplete -- upgrade to karmic trashed /etc/hosts https://bugs.launchpad.net/bugs/432892 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs