package fcitx-libs-gclient 1:4.2.8.5-2~trusty3 failed to install/upgrade: fcitx-libs-gclient:all 1:4.2.9.1-1ubuntu1.16.04.2 (Multi-Arch: no) is not co-installable with fcitx-libs-gclient which has multiple installed instances

[Ruijingfang Jiang]

see error file

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: fcitx-libs-gclient 1:4.2.9.1-1ubuntu1.16.04.2
ProcVersionSignature: Ubuntu 4.4.0-62.83-generic 4.4.40
Uname: Linux 4.4.0-62-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
Date: Sun Feb 19 15:12:28 2017
DuplicateSignature:
 package:fcitx-libs-gclient:1:4.2.8.5-2~trusty3
 Processing triggers for libgtk2.0-0:i386 (2.24.23-0ubuntu1.4) ...
 dpkg: error processing archive /var/cache/apt/archives/fcitx-libs-gclient_1%3a4.2.9.1-1ubuntu1.16.04.2_all.deb (--unpack):
  fcitx-libs-gclient:all 1:4.2.9.1-1ubuntu1.16.04.2 (Multi-Arch: no) is not co-installable with fcitx-libs-gclient which has multiple installed instances
ErrorMessage: fcitx-libs-gclient:all 1:4.2.9.1-1ubuntu1.16.04.2 (Multi-Arch: no) is not co-installable with fcitx-libs-gclient which has multiple installed instances
InstallationDate: Installed on 2015-07-25 (574 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.19
SourcePackage: fcitx
Title: package fcitx-libs-gclient 1:4.2.8.5-2~trusty3 failed to install/upgrade: fcitx-libs-gclient:all 1:4.2.9.1-1ubuntu1.16.04.2 (Multi-Arch: no) is not co-installable with fcitx-libs-gclient which has multiple installed instances
UpgradeStatus: Upgraded to xenial on 2017-02-19 (0 days ago)