nepomukservicestub crashed with SIGSEGV in QThread::isRunning()

[Gomer]

Binary package hint: kdebase-runtime

nepomukservicestub crashed

ProblemType: Crash
Architecture: amd64
CrashCounter: 1
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/bin/nepomukservicestub
NonfreeKernelModules: fglrx
Package: kdebase-runtime 4:4.2.0-0ubuntu1 [modified: usr/lib/kde4/libexec/kdesu]
ProcCmdline: /usr/bin/nepomukservicestub nepomukstrigiservice
ProcCwd: /home/gomer/Documents
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
 LANGUAGE=
Signal: 11
SourcePackage: kdebase-runtime
StacktraceTop:
 QThread::isRunning () from /usr/lib/libQtCore.so.4
 ?? () from /usr/lib/kde4/nepomukstrigiservice.so
 ?? () from /usr/lib/kde4/nepomukstrigiservice.so
 QObjectPrivate::deleteChildren ()
 QObject::~QObject () from /usr/lib/libQtCore.so.4
Title: nepomukservicestub crashed with SIGSEGV in QThread::isRunning()
Uname: Linux 2.6.28-8-generic x86_64
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare