package witalian 1.7.3-0.1 failed to install/upgrade: subprocess post-installation script returned error exit status 1

Binary package hint: witalian

crash upon installation via language-support tool

~$ lsb_release -rd
Description: Ubuntu 9.04
Release: 9.04

~$ apt-cache policy witalian wspanish
witalian:
  Installed: 1.7.3-0.1
  Candidate: 1.7.3-0.1
  Version table:
 *** 1.7.3-0.1 0
        500 http://nl2.archive.ubuntu.com jaunty/main Packages
        100 /var/lib/dpkg/status

ProblemType: Package
Architecture: amd64
DistroRelease: Ubuntu 9.04
ErrorMessage: subprocess post-installation script returned error exit status 1
NonfreeKernelModules: nvidia
Package: witalian 1.7.3-0.1
PackageArchitecture: all
SourcePackage: witalian
Title: package witalian 1.7.3-0.1 failed to install/upgrade: subprocess post-installation script returned error exit status 1
Uname: Linux 2.6.28-11-generic x86_64