Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.30-ARCH i686

 -- Backtrace:
Application: Рабочее пространство Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 2010)]

Thread 2 (Thread 0xa908fb70 (LWP 2013)):
#0  0xb7faf424 in __kernel_vsyscall ()
#1  0xb7d47b95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb7da6047 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#3  0xb6614c12 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0xb7da5032 in ?? () from /usr/lib/libQtCore.so.4
#5  0xb7d4365c in start_thread () from /lib/libpthread.so.0
#6  0xb68911fe in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb5e95700 (LWP 2010)):
[KCrash Handler]
#6  0xa91bd3cc in AbstractTaskItem::basicPreferredSize () from /usr/lib/kde4/plasma_applet_tasks.so
#7  0xa91b93db in TaskItemLayout::preferredColumns () from /usr/lib/kde4/plasma_applet_tasks.so
#8  0xa91ba11a in TaskItemLayout::gridLayoutSize () from /usr/lib/kde4/plasma_applet_tasks.so
#9  0xa91ba1db in TaskItemLayout::layoutItems () from /usr/lib/kde4/plasma_applet_tasks.so
#10 0xa91bad0a in TaskItemLayout::insert () from /usr/lib/kde4/plasma_applet_tasks.so
#11 0xa91baeef in TaskItemLayout::addTaskItem () from /usr/lib/kde4/plasma_applet_tasks.so
#12 0xa91c8062 in TaskGroupItem::itemAdded () from /usr/lib/kde4/plasma_applet_tasks.so
#13 0xa91c86d7 in TaskGroupItem::qt_metacall () from /usr/lib/kde4/plasma_applet_tasks.so
#14 0xb7ea99ac in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#15 0xb7eaa5e2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#16 0xa9196823 in TaskManager::TaskGroup::itemAdded () from /usr/lib/libtaskmanager.so.4
#17 0xa9197275 in TaskManager::TaskGroup::add () from /usr/lib/libtaskmanager.so.4
#18 0xa917ace1 in TaskManager::AbstractGroupingStrategy::createGroup () from /usr/lib/libtaskmanager.so.4
#19 0xa918403c in TaskManager::ProgramGroupingStrategy::programGrouping () from /usr/lib/libtaskmanager.so.4
#20 0xa91845cb in TaskManager::ProgramGroupingStrategy::handleItem () from /usr/lib/libtaskmanager.so.4
#21 0xa917df72 in TaskManager::GroupManagerPrivate::addTask () from /usr/lib/libtaskmanager.so.4
#22 0xa917e9a5 in TaskManager::GroupManagerPrivate::actuallyReloadTasks () from /usr/lib/libtaskmanager.so.4
#23 0xa91802ce in TaskManager::GroupManager::qt_metacall () from /usr/lib/libtaskmanager.so.4
#24 0xb7ea99ac in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#25 0xb7eaa5e2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#26 0xb7ee3a87 in QTimer::timeout () from /usr/lib/libQtCore.so.4
#27 0xb7eaf05e in QTimer::timerEvent () from /usr/lib/libQtCore.so.4
#28 0xb7ea3b5f in QObject::event () from /usr/lib/libQtCore.so.4
#29 0xb6b1c994 in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#30 0xb6b2407c in QApplication::notify () from /usr/lib/libQtGui.so.4
#31 0xb755f43a in KApplication::notify () from /usr/lib/libkdeui.so.5
#32 0xb7e93fcb in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#33 0xb7ec179e in ?? () from /usr/lib/libQtCore.so.4
#34 0xb7ebe780 in ?? () from /usr/lib/libQtCore.so.4
#35 0xb6726d98 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#36 0xb672a3e0 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#37 0xb672a513 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#38 0xb7ebe6cc in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#39 0xb6bba6c5 in ?? () from /usr/lib/libQtGui.so.4
#40 0xb7e92579 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#41 0xb7e929ca in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#42 0xb7e94e3f in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#43 0xb6b1c817 in QApplication::exec () from /usr/lib/libQtGui.so.4
#44 0xb47cf61d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#45 0x0804de22 in _start ()

Reported using DrKonqi