Your log shows:
Setting up grub-efi-amd64-signed (1.66.14+2.02~beta2-36ubuntu3.14) ...
Installing for x86_64-efi platform.
grub-install: error: /boot/efi doesn't look like an EFI partition.
.
dpkg: error processing package grub-efi-amd64-signed (--configure):
Is there a reason /boot/efi is not mounted on your system? It is always
set up as part of the installation of Ubuntu. Please attach /etc/fstab
from this system.
** Changed in: shim-signed (Ubuntu)
Status: New => Incomplete
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1736080
Title:
package shim-signed 1.32~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
failed to install/upgrade: subprocess installed post-installation
script returned error exit status 1
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/shim-signed/+bug/1736080/+subscriptions
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
