Looking at the logs this seems to be a dup of bug 774217 --- Ubuntu Bug Squad volunteer triager http://wiki.ubuntu.com/BugSquad
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/953559 Title: 12.04 install failed to install bootloader using btrfs for root file system To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/953559/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs