package shim-signed 1.34.9.1+13-0ubuntu2 failed to install/upgrade: installed shim-signed package post-installation script subprocess returned error exit status 1

[br116]

18.04 did not install properly

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: shim-signed 1.34.9.1+13-0ubuntu2
ProcVersionSignature: Ubuntu 4.15.0-24.26-generic 4.15.18
Uname: Linux 4.15.0-24-generic x86_64
NonfreeKernelModules: hid_logitech_hidpp hid_generic hid_logitech_dj usbhid hid uas usb_storage amdkfd amd_iommu_v2 amdgpu mxm_wmi chash ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops igb alx drm mdio dca i2c_piix4 i2c_algo_bit ptp pps_core ahci libahci gpio_amdpt wmi gpio_generic
.proc.sys.kernel.moksbstate_disabled: Error: [Errno 2] No such file or directory: '/proc/sys/kernel/moksbstate_disabled'
ApportVersion: 2.20.9-0ubuntu7.2
AptOrdering:
 shim:amd64: Install
 shim-signed:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
BootEFIContents:
 fw
 fwupx64.efi
Date: Fri Jul 6 17:48:06 2018
Df:
 Filesystem 1K-blocks Used Available Use% Mounted on
 /dev/sda1 214144208 65506604 137736664 33% /
 /dev/sr0 1876800 1876800 0 100% /cdrom
 udev 8163772 0 8163772 0% /dev
 tmpfs 1636992 2116 1634876 1% /run
EFIBootMgr: Error: command ['efibootmgr', '-v'] failed with exit code 2: EFI variables are not supported on this system.
EFITables: Jul 07 08:49:43 br116-AX370-K7 fwupd[3197]: disabling plugin because: failed to startup uefi: UEFI firmware updating not supported
ErrorMessage: installed shim-signed package post-installation script subprocess returned error exit status 1
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.2
SourcePackage: shim-signed
Title: package shim-signed 1.34.9.1+13-0ubuntu2 failed to install/upgrade: installed shim-signed package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)