I installed kubundu and after gnome desktop. The problem starts after this installation

[Spyros]

Binary package hint: desktop-effects-kde

I installed kubundu and after gnome desktop. The problem starts after this installation.
Also kubuntu crashes on kbluetooth aplication

ProblemType: Crash
Architecture: i386
Date: Sat Apr 26 02:53:30 2008
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/bin/desktop-effects-kde4
InterpreterPath: /usr/bin/python2.5
Package: desktop-effects-kde 0.4
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/desktop-effects-kde4
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=en_US.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/desktop-effects-kde4']
SourcePackage: desktop-effects-kde
Title: desktop-effects-kde4 crashed with TypeError in enableExtraEffects()
Uname: Linux 2.6.24-16-generic i686
UserGroups: adm admin audio cdrom dialout dip floppy lpadmin netdev plugdev powerdev scanner video