package kde-l10n-si (not installed) failed to install/upgrade: trying to overwrite '/usr/share/locale/si/LC_MESSAGES/kcmcolors.mo', which is also in package plasma-desktop-data 4:5.13.5-1ubuntu4

[Upul N Chandrasiri]

when I checked 'Region and Language'/'Manage Install Languages', a message appeared saying that language installation is not complete. I selected 'Install Language' option and process ran for some time and at the end said it failed.

ProblemType: Package
DistroRelease: Ubuntu 18.10
Package: kde-l10n-si (not installed)
ProcVersionSignature: Ubuntu 4.18.0-13.14-generic 4.18.17
Uname: Linux 4.18.0-13-generic x86_64
ApportVersion: 2.20.10-0ubuntu13.1
AptOrdering:
 kde-l10n-engb:amd64: Install
 kde-l10n-si:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
Date: Thu Jan 24 09:06:18 2019
DuplicateSignature:
 package:kde-l10n-si:(not installed)
 Unpacking kde-l10n-si (4:4.10.97-0ubuntu1) ...
 dpkg: error processing archive /var/cache/apt/archives/kde-l10n-si_4%3a4.10.97-0ubuntu1_all.deb (--unpack):
  trying to overwrite '/usr/share/locale/si/LC_MESSAGES/kcmcolors.mo', which is also in package plasma-desktop-data 4:5.13.5-1ubuntu4
ErrorMessage: trying to overwrite '/usr/share/locale/si/LC_MESSAGES/kcmcolors.mo', which is also in package plasma-desktop-data 4:5.13.5-1ubuntu4
InstallationDate: Installed on 2019-01-14 (9 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.10
PythonDetails: /usr/bin/python2.7, Python 2.7.15+, python-minimal, 2.7.15-3
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu5
 apt 1.7.0ubuntu0.1
SourcePackage: kde-l10n-si
Title: package kde-l10n-si (not installed) failed to install/upgrade: trying to overwrite '/usr/share/locale/si/LC_MESSAGES/kcmcolors.mo', which is also in package plasma-desktop-data 4:5.13.5-1ubuntu4
UpgradeStatus: Upgraded to cosmic on 2019-01-22 (2 days ago)