Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.85 (KDE 4.2.85 (KDE 4.3 Beta1))
Qt Version: 4.5.1
Operating System: Linux 2.6.29-ARCH i686
Distribution: "(none)"

What I was doing when the application crashed:
not sure if the above is the reason, i generally was pretty impatient and clicked around quite a lot, while i waited for firefox to show up

 -- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 0 (LWP 7124)]

Thread 2 (Thread 0xa8454b90 (LWP 7125)):
#0  0xb80ca424 in __kernel_vsyscall ()
#1  0xb63f4945 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb647a442 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb79a8dd2 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0xb647940e in ?? () from /usr/lib/libQtCore.so.4
#5  0xb63f04c5 in start_thread () from /lib/libpthread.so.0
#6  0xb623df9e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb3ac8730 (LWP 7124)):
[KCrash Handler]
#6  TaskManager::Task::window (this=0x90ee5b0) at /home/drf/kdemod-core43/work/kdebase-workspace/src/kdebase-workspace-4.2.85/libs/taskmanager/task.cpp:356
#7  0xb657c82f in QObject::event () from /usr/lib/libQtCore.so.4
#8  0xb6e72537 in QGraphicsWidget::event () from /usr/lib/libQtGui.so.4
#9  0xb67f56ec in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#10 0xb67fd9be in QApplication::notify () from /usr/lib/libQtGui.so.4
#11 0xb76d9daa in KApplication::notify () from /usr/lib/libkdeui.so.5
#12 0xb656c24b in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#13 0xb659b3d1 in ?? () from /usr/lib/libQtCore.so.4
#14 0xb6597a20 in ?? () from /usr/lib/libQtCore.so.4
#15 0xb4e01718 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#16 0xb4e04c7b in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#17 0xb4e04df8 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#18 0xb6597978 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#19 0xb68942a5 in ?? () from /usr/lib/libQtGui.so.4
#20 0xb656a87a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#21 0xb656acba in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#22 0xb656d149 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#23 0xb67f5567 in QApplication::exec () from /usr/lib/libQtGui.so.4
#24 0xb807e78d in kdemain (argc=1, argv=0xbfbe8254) at /home/drf/kdemod-core43/work/kdebase-workspace/src/kdebase-workspace-4.2.85/plasma/shells/desktop/main.cpp:50
#25 0x0804877b in main (argc=1, argv=0xbfbe8254) at /home/drf/kdemod-core43/work/kdebase-workspace/src/kdebase-workspace-4.2.85/plasma/shells/desktop/plasma-desktop_dummy.cpp:3