package grub-efi-amd64-signed 1.66.12+2.02~beta2-36ubuntu3.12 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Dmitry]

after installationn with existing grub to separate ssd some script exit with error

Now after boot i have dialog with this problem.

Another case is when i call sudo apt-get install .... and when installation finishes i got error messages at console output about grub

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.12+2.02~beta2-36ubuntu3.12
ProcVersionSignature: Ubuntu 4.10.0-37.41~16.04.1-generic 4.10.17
Uname: Linux 4.10.0-37-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
Date: Wed Nov 1 10:47:45 2017
DuplicateSignature:
 package:grub-efi-amd64-signed:1.66.12+2.02~beta2-36ubuntu3.12
 Setting up grub-efi-amd64-signed (1.66.12+2.02~beta2-36ubuntu3.12) ...
 grub-install: error: /usr/lib/grub/i386-pc/modinfo.sh doesn't exist. Please specify --target or --directory.
 dpkg: error processing package grub-efi-amd64-signed (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.24
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.66.12+2.02~beta2-36ubuntu3.12 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)