Comment 3 for bug 1747464

The only thing that has helped without interaction is thus far is from this comment <https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1323772/comments/5>:

```bash
sudo apt-get -y update;
sudo apt-get -y upgrade;
sudo rm /boot/grub/menu.lst
sudo update-grub-legacy-ec2 -y
sudo apt-get -y dist-upgrade;
```