gdebi-kde crashed with ImportError in <module>()

[asd ltd]

Binary package hint: gdebi

gdebi doesn't even start on kubuntu jaunty alpha 5

ProblemType: Crash
Architecture: i386
DistroRelease: /usr/bin/lsb_release:81: DeprecationWarning: the sets module is deprecated import sets Ubuntu 9.04
ExecutablePath: /usr/bin/gdebi-kde
InterpreterPath: /usr/bin/python2.6
NonfreeKernelModules: nvidia
Package: gdebi-kde 0.4.3
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/gdebi-kde /media/disk/Temp/sharedebs/stylus-toolbox_0.2.7-1_all.deb
ProcEnviron:
 LANG=ro_RO.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/gdebi-kde', '/media/disk/Temp/sharedebs/stylus-toolbox_0.2.7-1_all.deb']
SourcePackage: gdebi
Title: gdebi-kde crashed with ImportError in <module>()
Traceback:
 Traceback (most recent call last):
   File "/usr/bin/gdebi-kde", line 31, in <module>
     from PyKDE4.kdecore import *
 ImportError: No module named PyKDE4.kdecore
Uname: Linux 2.6.28-8-generic i686
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare