package kde-config-telepathy-accounts (not installed) failed to install/upgrade: trying to overwrite '/usr/share/accounts/services/google-im.service', which is also in package account-plugin-google 0.12+16.04.20160126-0ubuntu1

[Pablo Caviglia]

while installing kde plasma from backports

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: kde-config-telepathy-accounts (not installed)
ProcVersionSignature: Ubuntu 4.4.0-22.40-generic 4.4.8
Uname: Linux 4.4.0-22-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
Date: Thu Jun 2 09:35:45 2016
DuplicateSignature:
 package:kde-config-telepathy-accounts:(not installed)
 Unpacking kde-config-telepathy-accounts (4:15.12.3-0ubuntu1) ...
 dpkg: error processing archive /var/cache/apt/archives/kde-config-telepathy-accounts_4%3a15.12.3-0ubuntu1_amd64.deb (--unpack):
  trying to overwrite '/usr/share/accounts/services/google-im.service', which is also in package account-plugin-google 0.12+16.04.20160126-0ubuntu1
ErrorMessage: trying to overwrite '/usr/share/accounts/services/google-im.service', which is also in package account-plugin-google 0.12+16.04.20160126-0ubuntu1
InstallationDate: Installed on 2016-04-15 (47 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Beta amd64 (20160415)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: ktp-accounts-kcm
Title: package kde-config-telepathy-accounts (not installed) failed to install/upgrade: trying to overwrite '/usr/share/accounts/services/google-im.service', which is also in package account-plugin-google 0.12+16.04.20160126-0ubuntu1
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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

[John A Marmolejo (jmarmolejo)]

Adding Video upgrades through Synaptic File Manager produced this error message report.