tracker preferences shows mixed translation

The Portuguese translation of tracker preferences shows content on the windows mixed with some unknown Asian language. I have attached a screenshot in order of you confirm it. There you can see some Portuguese words and the Asian symbols.

thanks,

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: tracker 0.14.1-1ubuntu5
ProcVersionSignature: Ubuntu 3.5.0-23.35-generic 3.5.7.2
Uname: Linux 3.5.0-23-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
Date: Fri Feb 15 23:01:28 2013
InstallationDate: Installed on 2012-07-13 (217 days ago)
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
MarkForUpload: True
SourcePackage: tracker
UpgradeStatus: Upgraded to quantal on 2012-10-22 (116 days ago)