knetworkmanager crashed

[astrm]

Binary package hint: network-manager-kde

Description: Ubuntu 10.04 LTS
Release: 10.04
Zainstalowana: 1:0.9~svn1112085-0ubuntu4
Kandydująca: 1:0.9~svn1112085-0ubuntu4

I expected knetworkmanager to start automatically after system boot up, but it crashes. I restarted it, but it didn't help.

Error message:
Application: KNetworkManager (knetworkmanager), signal: Segmentation fault
[KCrash Handler]
#5 0x00007f2440ecd3fd in QString::operator=(QString const&) () from /usr/lib/libQtCore.so.4
#6 0x00007f2442b33acb in ConnectionListPersistence::restoreConnection(QString const&) () from /usr/lib/libknmservice.so.4
#7 0x00007f2442b33dc5 in ConnectionListPersistence::init() () from /usr/lib/libknmservice.so.4
#8 0x000000000040f1f6 in _start ()

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: network-manager-kde 1:0.9~svn1112085-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic x86_64
NonfreeKernelModules: nvidia wl
Architecture: amd64
Date: Sun May 23 15:55:17 2010
ExecutablePath: /usr/bin/knetworkmanager
InstallationMedia: Kubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100427)
ProcEnviron:
 LANG=pl_PL.UTF-8
 SHELL=/bin/bash
SourcePackage: plasma-widget-networkmanagement
XsessionErrors:
 (process:1587): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (npviewer.bin:2631): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/engines/libqtcurve.so: wrong ELF class: ELFCLASS64