Thanks for your bugreport. This looks like filesystem corruption. Can you please run a fsck on the filesystem and check that it is clean?
thanks, Michael ** Changed in: apt (Ubuntu) Status: Unconfirmed => Needs Info -- chmod permissions /var/lib/apt https://launchpad.net/bugs/87294 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs