package emacs24 24.5+1-6ubuntu1 failed to install/upgrade: Unsuitable coding system for keyboard: vietnamese-tcvn-unix

[boyhy1802]

help me

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: emacs24 24.5+1-6ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic i686
ApportVersion: 2.20.1-0ubuntu2
Architecture: i386
Date: Mon Aug 15 15:02:41 2016
ErrorMessage: tiến trình con đã cài đặt văn lệnh post-installation trả lại lỗi, trạng thái thoát 1
InstallationDate: Installed on 2016-08-15 (0 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release i386 (20160420.1)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1
 apt 1.2.10ubuntu1
SourcePackage: emacs24
Title: package emacs24 24.5+1-6ubuntu1 failed to install/upgrade: tiến trình con đã cài đặt văn lệnh post-installation trả lại lỗi, trạng thái thoát 1
UpgradeStatus: No upgrade log present (probably fresh install)

[era (era)]

From the end of the attached DpkgTerminalLog.txt:

Install emacsen-common for emacs24
emacsen-common: Handling install of emacsen flavor emacs24
Unsuitable coding system for keyboard: vietnamese-tcvn-unix
ERROR: install script from emacsen-common package failed
dpkg: gặp lỗi khi đang xử lý gói emacs24 (--configure):
 tiến trình con đã cài đặt văn lệnh post-installation trả lại lỗi, trạng thái thoát 1

[era (era)]

Unsure if this is an Emacs error or a user configuration error. If you can follow up with information about how and where vietnamese-tcvn-unix gets configured in, it might help us reproduce and ultimately hopefully resolve this bug.

[Launchpad Janitor (janitor)]

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