nepomukservicestub crashed with SIGSEGV in QByteArray::isEmpty()

Binary package hint: kdebase-runtime

Apparently nepomuk services crashed as soon as you login in lucid.Thats about all the info i can provide,but if there are other questions that need answering ill be sure to provide feedback

ProblemType: Crash
Architecture: amd64
CrashCounter: 1
Date: Mon Mar 22 20:29:35 2010
DistroRelease: Ubuntu 10.04
ExecutablePath: /usr/bin/nepomukservicestub
InstallationMedia: Kubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100317)
NonfreeKernelModules: nvidia
Package: kdebase-runtime 4:4.4.1-0ubuntu3
ProcCmdline: /usr/bin/nepomukservicestub nepomukfilewatch
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
 LANGUAGE=
ProcVersionSignature: Ubuntu 2.6.32-16.25-generic
SegvAnalysis:
 Segfault happened at: 0x7fb2552b1d94 <_ZNK4QUrl7isEmptyEv+180>: mov 0x8(%rax),%edx
 PC (0x7fb2552b1d94) ok
 source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: kdebase-runtime
StacktraceTop:
 QByteArray::isEmpty (this=0x21485e8)
 QUrl::isEmpty (this=0x21485e8) at io/qurl.cpp:4156
 Nepomuk::ResourceData::resetAll (this=0x21485e0,
 ~ResourceData (this=0x21485e8,
 Nepomuk::ResourceManagerPrivate::cleanupCache (
Title: nepomukservicestub crashed with SIGSEGV in QByteArray::isEmpty()
Uname: Linux 2.6.32-16-generic x86_64
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors:
 (process:1602): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (npviewer.bin:1987): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/engines/libqtcurve.so: wrong ELF class: ELFCLASS64
 (npviewer.bin:2028): Gtk-WARNING **: /usr/lib/gtk-2.0/2.10.0/engines/libqtcurve.so: wrong ELF class: ELFCLASS64