package xchat-common (not installed) failed to install/upgrade: trying to overwrite '/usr/share/locale/th/LC_MESSAGES/xchat.mo', which is also in package xchat 2.8.8-1

[Balzac]

XCHAT was working when i was trying to actualize

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: xchat-common (not installed)
ProcVersionSignature: Ubuntu 3.13.0-49.83-generic 3.13.11-ckt17
Uname: Linux 3.13.0-49-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.12
Architecture: amd64
Date: Tue Aug 25 15:15:02 2015
DuplicateSignature: package:xchat-common:(not installed):trying to overwrite '/usr/share/locale/th/LC_MESSAGES/xchat.mo', which is also in package xchat 2.8.8-1
ErrorMessage: trying to overwrite '/usr/share/locale/th/LC_MESSAGES/xchat.mo', which is also in package xchat 2.8.8-1
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.4
 apt 1.0.1ubuntu2.10
SourcePackage: xchat
Title: package xchat-common (not installed) failed to install/upgrade: trying to overwrite '/usr/share/locale/th/LC_MESSAGES/xchat.mo', which is also in package xchat 2.8.8-1
UpgradeStatus: No upgrade log present (probably fresh install)