(non-UEFI) 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

ubuntu has not reinstalled the previous programs

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: shim-signed 1.32~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-101.124-generic 4.4.95
Uname: Linux 4.4.0-101-generic x86_64
.proc.sys.kernel.moksbstate_disabled: 0
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
BootEFIContents:
 fw
 fwupx64.efi
Date: Wed Nov 29 01:48:12 2017
Df:
 Sist. Arq. 1K-blocos Usado Disponível Uso% Montado em
 /dev/sda7 224347676 4943360 207985080 3% /
 /dev/sr0 1451056 1451056 0 100% /cdrom
 udev 4041292 0 4041292 0% /dev
 tmpfs 811192 9512 801680 2% /run
EFIBootMgr: Error: command ['efibootmgr', '-v'] failed with exit code 2: efibootmgr: EFI variables are not supported on this system.
EFITables:

ErrorMessage: subprocess installed post-installation script returned error exit status 1
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1
 apt 1.2.10ubuntu1
SourcePackage: shim-signed
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
UpgradeStatus: No upgrade log present (probably fresh install)