I had the same problem. Deleting grubenv had no efect. Solved it temporarily using following commands in recovery shell # cd /boot/grub # rm grubenv # grub-editenv grubenv create # grub-editenv grubenv set default=0 # grub-editenv grubenv list default=0
-- invalid: environment block https://bugs.launchpad.net/bugs/439784 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