grub-efi-amd64-singed failed to configure

[shantanu saha]

Version 1.55.2+2.02~beta2-29ubuntu0.2 cannot be configured in ubuntu 15.10

Error:
Unpacking grub-efi-amd64-signed (1.55.2+2.02~beta2-29ubuntu0.2) ...
Setting up grub-efi-amd64-signed (1.55.2+2.02~beta2-29ubuntu0.2) ...
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
Errors were encountered while processing:
 grub-efi-amd64-signed
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: grub-efi-amd64-signed 1.55.2+2.02~beta2-29ubuntu0.2
ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6
Uname: Linux 4.2.0-19-generic x86_64
NonfreeKernelModules: wl nvidia
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
CurrentDesktop: Unity
Date: Thu Dec 17 00:57:57 2015
EcryptfsInUse: Yes
InstallationDate: Installed on 2015-02-11 (308 days ago)
InstallationMedia: elementary OS 0.3 "Freya" - Daily amd64 (20141209)
SourcePackage: grub2-signed
UpgradeStatus: Upgraded to wily on 2015-10-15 (61 days ago)

[shantanu saha (shantanucse18-gmail)]

I have found a workaround. Copy /usr/lib/grub/x86_64-efi to /usr/lib/grub/i386-pc

sudo mkdir -p /usr/lib/grub/i386-pc
sudo cp -a /usr/lib/grub/x86_64-efi/*.* /usr/lib/grub/i386-pc/
sudo apt-get -f install