Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-20-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I clicked the kopete icon in my taskbar and the taskbar crashed.

 -- Backtrace:
Application: Plasma-työtila (kdeinit4), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7f6f0b7b0750 (LWP 2013))]

Thread 3 (Thread 0x7f6ee9aee910 (LWP 2016)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f6f0b1f14fb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x13d6a18, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x13d6a18, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f6f0762878c in QHostInfoAgent::run (this=0x13d6a00) at kernel/qhostinfo.cpp:260
#4  0x00007f6f0b1f0445 in QThreadPrivate::start (arg=0x13d6a00) at thread/qthread_unix.cpp:188
#5  0x00007f6f07f66a04 in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f6f08b4680d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f6ee8aa6910 (LWP 2017)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:220
#1  0x00007f6f0b1efed5 in thread_sleep (ti=0x7f6ee8aa5fa0) at thread/qthread_unix.cpp:297
#2  0x00007f6f0b1f0040 in QThread::msleep (msecs=<value optimized out>) at thread/qthread_unix.cpp:323
#3  0x00007f6eea77e0af in ?? () from /usr/lib/kde4/plasma_applet_cwp.so
#4  0x00007f6f0b1f0445 in QThreadPrivate::start (arg=0x158e260) at thread/qthread_unix.cpp:188
#5  0x00007f6f07f66a04 in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f6f08b4680d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()
The current source language is "auto; currently asm".

Thread 1 (Thread 0x7f6f0b7b0750 (LWP 2013)):
[KCrash Handler]
#5  0x00007f6f0a3e5e94 in KDirModel::dirLister (this=0x24ba4b0) at ../../kio/kio/kdirmodel.cpp:354
#6  0x00007f6eff209cd6 in KFilePreviewGenerator::Private::updateCutItems (this=0x2597100) at ../../kfile/kfilepreviewgenerator.cpp:644
#7  0x00007f6eff20a9cd in KFilePreviewGenerator::qt_metacall (this=0xd4c0a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff8c789cb0) at ./kfilepreviewgenerator.moc:89
#8  0x00007f6f0b2ebddc in QMetaObject::activate (sender=0xabcd60, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x7f6f0b5c7720) at kernel/qobject.cpp:3113
#9  0x00007f6f092f3062 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff8c78b520) at kernel/qapplication_x11.cpp:3384
#10 0x00007f6f0931bd0c in x11EventSourceDispatch (s=<value optimized out>, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#11 0x00007f6f081b7bce in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#12 0x00007f6f081bb598 in ?? () from /lib/libglib-2.0.so.0
#13 0x00007f6f081bb6c0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#14 0x00007f6f0b2ff1a6 in QEventDispatcherGlib::processEvents (this=0x9e2040, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#15 0x00007f6f0931b4be in QGuiEventDispatcherGlib::processEvents (this=0x24ba4b0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#16 0x00007f6f0b2d5532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#17 0x00007f6f0b2d5904 in QEventLoop::exec (this=0x7fff8c78b850, flags=) at kernel/qeventloop.cpp:201
#18 0x00007f6f0b2d7ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#19 0x00007f6eff48d4cf in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#20 0x0000000000406da8 in launch (argc=1, _name=<value optimized out>, args=<value optimized out>, cwd=<value optimized out>, envc=0, envs=<value optimized out>, reset_env=false, tty=0x0, 
    avoid_loops=false, startup_id_str=0x40a299 "0") at ../../kinit/kinit.cpp:677
#21 0x0000000000407aa0 in handle_launcher_request (sock=8, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#22 0x0000000000407f51 in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1362
#23 0x0000000000408bb2 in main (argc=2, argv=<value optimized out>, envp=<value optimized out>) at ../../kinit/kinit.cpp:1793
The current source language is "auto; currently c".

Reported using DrKonqi