package grub-pc 2.02~beta2-36ubuntu3.10 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[Maxim Fam]

update

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-pc 2.02~beta2-36ubuntu3.10
ProcVersionSignature: Ubuntu 4.8.0-53.56~16.04.1-generic 4.8.17
Uname: Linux 4.8.0-53-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.6
Architecture: amd64
Date: Sat May 20 11:12:14 2017
DuplicateSignature:
 package:grub-pc:2.02~beta2-36ubuntu3.10
 Setting up grub-pc (2.02~beta2-36ubuntu3.10) ...
 /var/lib/dpkg/info/grub-pc.postinst: строка 703: ошибка синтаксиса около неожиданной лексемы `fi'
 dpkg: error processing package grub-pc (--configure):
  subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-53-generic root=UUID=7ddfa38d-181e-4ee8-8805-39d5d61350ea ro i915.i915_enable_rc6=1 quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.21
SourcePackage: grub2
Title: package grub-pc 2.02~beta2-36ubuntu3.10 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.