Application: kontact (4.8 rc2)
KDE Platform Version: 4.7.98 (4.8 RC2+ (4.7.98) (Compiled from sources)
Qt Version: 4.8.0
Operating System: Linux 3.2.1-1-ARCH i686
Distribution (Platform): Archlinux Packages

-- Information about the crash:
Kontact crashes when I choose different categories like switching from mail kaggregator.

-- Backtrace:
Application: Kontact (kontact), signal: Aborted
[Current thread is 1 (Thread 0xb08e2740 (LWP 7710))]

Thread 4 (Thread 0xae321b40 (LWP 7711)):
#0  0xb7805424 in __kernel_vsyscall ()
#1  0xb39c494b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5fa567c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libc.so.6
#3  0xb570d483 in ?? () from /usr/lib/libQtWebKit.so.4
#4  0xb570d59f in ?? () from /usr/lib/libQtWebKit.so.4
#5  0xb3218a9c in ?? () from /usr/lib/libGL.so.1
#6  0x00000000 in ?? ()

Thread 3 (Thread 0xada00b40 (LWP 7712)):
#0  0xb36d9dcd in clock_gettime () from /lib/librt.so.1
#1  0xb6208205 in do_gettime (frac=0xad9fff50, sec=0xad9fff48) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb62fd2b6 in QTimerInfoList::updateCurrentTime (this=0xacf01abc) at kernel/qeventdispatcher_unix.cpp:343
#4  0xb62fd68a in QTimerInfoList::timerWait (this=0xacf01abc, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#5  0xb62fbad3 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xada0003c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb38d864c in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#7  0xb38d93f7 in ?? () from /usr/lib/libglib-2.0.so.0
#8  0xb38d99ea in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#9  0xb62fc6d7 in QEventDispatcherGlib::processEvents (this=0xacf00478, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#10 0xb62c435d in QEventLoop::processEvents (this=0xada001c0, flags=...) at kernel/qeventloop.cpp:149
#11 0xb62c45f9 in QEventLoop::exec (this=0xada001c0, flags=...) at kernel/qeventloop.cpp:204
#12 0xb619fcad in QThread::exec (this=0x86b5f78) at thread/qthread.cpp:501
#13 0xb619fd7b in QThread::run (this=0x86b5f78) at thread/qthread.cpp:568
#14 0xb61a2ffa in QThreadPrivate::start (arg=0x86b5f78) at thread/qthread_unix.cpp:298
#15 0xb3218a9c in ?? () from /usr/lib/libGL.so.1
#16 0x00000000 in ?? ()

Thread 2 (Thread 0xac535b40 (LWP 7713)):
#0  0xb7805424 in __kernel_vsyscall ()
#1  0xb5f91151 in select () from /lib/libc.so.6
#2  0xb629d2a6 in QProcessManager::run (this=0xb6434e38) at io/qprocess_unix.cpp:244
#3  0xb61a2ffa in QThreadPrivate::start (arg=0xb6434e38) at thread/qthread_unix.cpp:298
#4  0xb3218a9c in ?? () from /usr/lib/libGL.so.1
#5  0x00000000 in ?? ()

Thread 1 (Thread 0xb08e2740 (LWP 7710)):
[KCrash Handler]
#7  0xb7805424 in __kernel_vsyscall ()
#8  0xb5edd02f in raise () from /lib/libc.so.6
#9  0xb5ede9b5 in abort () from /lib/libc.so.6
#10 0xb619755a in qt_message_output (msgType=QtFatalMsg, buf=0xa463238 "ASSERT: \"visual != -1\" in file itemviews/qheaderview.cpp, line 1175") at global/qglobal.cpp:2252
#11 0xb619775b in qt_message (msgType=QtFatalMsg, msg=0xb633be68 "ASSERT: \"%s\" in file %s, line %d", ap=0xbfc353e4 "r\f\n\267?\f\n\267\227\004") at global/qglobal.cpp:2298
#12 0xb6197878 in qFatal (msg=0xb633be68 "ASSERT: \"%s\" in file %s, line %d") at global/qglobal.cpp:2481
#13 0xb6197905 in qt_assert (assertion=0xb70a0c72 "visual != -1", file=0xb70a0c3f "itemviews/qheaderview.cpp", line=1175) at global/qglobal.cpp:1999
#14 0xb6e99d18 in QHeaderView::setResizeMode (this=0x9324500, logicalIndex=0, mode=QHeaderView::Stretch) at itemviews/qheaderview.cpp:1175
#15 0xaa57ae8a in Akregator::ArticleListView::startResizingTitleColumn (this=0x9321680) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/articlelistview.cpp:338
#16 0xaa57d078 in Akregator::ArticleListView::restoreHeaderState (this=0x9321680) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/articlelistview.cpp:329
#17 0xaa57d37d in Akregator::ArticleListView::setGroupMode (this=0x9321680) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/articlelistview.cpp:289
#18 0xaa57d3e2 in Akregator::ArticleListView::setIsAggregation (this=0x9321680, aggregation=true) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/articlelistview.cpp:368
#19 0xaa573279 in Akregator::SelectionController::articleHeadersAvailable (this=0x9329b88, job=0x8a49948) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/selectioncontroller.cpp:223
#20 0xb62ddf49 in QMetaObject::activate (sender=0xa497280, m=0xb67114ac, local_signal_index=0, argv=0xbfc356e8) at kernel/qobject.cpp:3547
#21 0xb654a4a5 in KJob::finished (this=0xa497280, _t1=0xa497280) at /home/hussam/packages/kdelibs/src/build/kdecore/kjob.moc:187
#22 0xb654a77b in KJob::emitResult (this=0xa497280) at /home/hussam/packages/kdelibs/src/kdelibs/kdecore/jobs/kjob.cpp:316
#23 0xaa4fda20 in Akregator::ArticleListJob::doList (this=0xa497280) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/articlejobs.cpp:190
#24 0xaa4fdac8 in Akregator::ArticleListJob::qt_static_metacall (_o=0xa497280, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc357f0) at /home/hussam/packages/kdepim/src/build/akregator/src/articlejobs.moc:258
#25 0xb62ddf49 in QMetaObject::activate (sender=0x88a73b0, m=0xb6431eb8, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#26 0xb62e86e5 in QSingleShotTimer::timeout (this=0x88a73b0) at .moc/debug-shared/qtimer.moc:97
#27 0xb62e884c in QSingleShotTimer::timerEvent (this=0x88a73b0) at kernel/qtimer.cpp:317
#28 0xb62e35a4 in QObject::event (this=0x88a73b0, e=0xbfc35cfc) at kernel/qobject.cpp:1157
#29 0xb6855c6c in notify_helper (e=0xbfc35cfc, receiver=0x88a73b0, this=0x86b4248) at kernel/qapplication.cpp:4550
#30 QApplicationPrivate::notify_helper (this=0x86b4248, receiver=0x88a73b0, e=0xbfc35cfc) at kernel/qapplication.cpp:4522
#31 0xb685bced in QApplication::notify (this=0x86b4248, receiver=0x88a73b0, e=0xbfc35cfc) at kernel/qapplication.cpp:4411
#32 0xb74b7358 in KApplication::notify (this=0xbfc37160, receiver=0x88a73b0, event=0xbfc35cfc) at /home/hussam/packages/kdelibs/src/kdelibs/kdeui/kernel/kapplication.cpp:311
#33 0xb62c5ffe in QCoreApplication::notifyInternal (this=0xbfc37160, receiver=0x88a73b0, event=0xbfc35cfc) at kernel/qcoreapplication.cpp:876
#34 0xb62feea8 in sendEvent (event=0xbfc35cfc, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#35 QTimerInfoList::activateTimers (this=0x86b8e34) at kernel/qeventdispatcher_unix.cpp:611
#36 0xb62fbce8 in timerSourceDispatch (source=0x86b8e00) at kernel/qeventdispatcher_glib.cpp:186
#37 timerSourceDispatch (source=0x86b8e00) at kernel/qeventdispatcher_glib.cpp:180
#38 0xb38d901f in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#39 0xb38d9750 in ?? () from /usr/lib/libglib-2.0.so.0
#40 0xb38d99ea in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#41 0xb62fc677 in QEventDispatcherGlib::processEvents (this=0x8629998, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#42 0xb6918e1a in QGuiEventDispatcherGlib::processEvents (this=0x8629998, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#43 0xb62c435d in QEventLoop::processEvents (this=0xbfc35f70, flags=...) at kernel/qeventloop.cpp:149
#44 0xb62c45f9 in QEventLoop::exec (this=0xbfc35f70, flags=...) at kernel/qeventloop.cpp:204
#45 0xb6d79527 in QMenu::exec (this=0x8aa5b28, p=..., action=0x0) at widgets/qmenu.cpp:2104
#46 0xaa573639 in Akregator::SelectionController::subscriptionContextMenuRequested (this=0x9329b88, point=...) at /home/hussam/packages/kdepim/src/kdepim/akregator/src/selectioncontroller.cpp:277
#47 0xb62ddf49 in QMetaObject::activate (sender=0x93111d8, m=0xb729e77c, local_signal_index=0, argv=0xbfc360c8) at kernel/qobject.cpp:3547
#48 0xb68ad3f5 in QWidget::customContextMenuRequested (this=0x93111d8, _t1=...) at .moc/debug-shared/moc_qwidget.cpp:374
#49 0xb68ba9da in QWidget::event (this=0x93111d8, event=0xbfc3692c) at kernel/qwidget.cpp:8531
#50 0xb6d2e165 in QFrame::event (this=0x93111d8, e=0xbfc3692c) at widgets/qframe.cpp:557
#51 0xb6dcd941 in QAbstractScrollArea::viewportEvent (this=0x93111d8, e=0xbfc3692c) at widgets/qabstractscrollarea.cpp:1043
#52 0xb6e81d5c in QAbstractItemView::viewportEvent (this=0x93111d8, event=0xbfc3692c) at itemviews/qabstractitemview.cpp:1644
#53 0xb6ed69f6 in QTreeView::viewportEvent (this=0x93111d8, event=0xbfc3692c) at itemviews/qtreeview.cpp:1257
#54 0xb6dd0246 in viewportEvent (this=<optimized out>, event=0xbfc3692c) at widgets/qabstractscrollarea_p.h:100
#55 eventFilter (e=0xbfc3692c, this=<optimized out>, o=<optimized out>) at widgets/qabstractscrollarea_p.h:116
#56 QAbstractScrollAreaFilter::eventFilter (this=0x90f8988, o=0x9311cd8, e=0xbfc3692c) at widgets/qabstractscrollarea_p.h:115
#57 0xb62c622c in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x86b4248, receiver=0x9311cd8, event=0xbfc3692c) at kernel/qcoreapplication.cpp:986
#58 0xb6855c57 in notify_helper (e=0xbfc3692c, receiver=0x9311cd8, this=0x86b4248) at kernel/qapplication.cpp:4546
#59 QApplicationPrivate::notify_helper (this=0x86b4248, receiver=0x9311cd8, e=0xbfc3692c) at kernel/qapplication.cpp:4522
#60 0xb685c074 in QApplication::notify (this=0x9311cd8, receiver=0x9311cd8, e=0xbfc3692c) at kernel/qapplication.cpp:4172
#61 0xb74b7358 in KApplication::notify (this=0xbfc37160, receiver=0x9311cd8, event=0xbfc3692c) at /home/hussam/packages/kdelibs/src/kdelibs/kdeui/kernel/kapplication.cpp:311
#62 0xb62c5ffe in QCoreApplication::notifyInternal (this=0xbfc37160, receiver=0x9311cd8, event=0xbfc3692c) at kernel/qcoreapplication.cpp:876
#63 0xb68ed6c5 in sendSpontaneousEvent (event=0xbfc3692c, receiver=0x9311cd8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#64 QETWidget::translateMouseEvent (this=0x9303958, event=0xbfc36dbc) at kernel/qapplication_x11.cpp:4504
#65 0xb68ebec7 in QApplication::x11ProcessEvent (this=0xbfc37160, event=0xbfc36dbc) at kernel/qapplication_x11.cpp:3620
#66 0xb6919244 in x11EventSourceDispatch (s=0x86b8ea8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#67 0xb38d901f in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#68 0xb38d9750 in ?? () from /usr/lib/libglib-2.0.so.0
#69 0xb38d99ea in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#70 0xb62fc677 in QEventDispatcherGlib::processEvents (this=0x8629998, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#71 0xb6918e1a in QGuiEventDispatcherGlib::processEvents (this=0x8629998, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#72 0xb62c435d in QEventLoop::processEvents (this=0xbfc370c4, flags=...) at kernel/qeventloop.cpp:149
#73 0xb62c45f9 in QEventLoop::exec (this=0xbfc370c4, flags=...) at kernel/qeventloop.cpp:204
#74 0xb62ca23a in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#75 0xb6853a24 in QApplication::exec () at kernel/qapplication.cpp:3811
#76 0x0804abc1 in main (argc=) at /home/hussam/packages/kdepim/src/kdepim/kontact/src/main.cpp:218

Reported using DrKonqi