Application that crashed: okular
Version of the application: 0.8.80
KDE Version: 4.2.92 (KDE 4.2.92 (KDE 4.3 >= 20090617))
Qt Version: 4.5.1
Operating System: Linux 2.6.29-ARCH i686

What I was doing when the application crashed:
I had this crash in a very similar situation, using Kile for generating the new PDF. This didn't happen on the Okular version from KDE 4.2.x.

 -- Backtrace:
Application: Okular (okular), signal: Aborted
[KCrash Handler]
#6  0xb80b4424 in __kernel_vsyscall ()
#7  0xb66dd7a1 in raise () from /lib/libc.so.6
#8  0xb66defd4 in abort () from /lib/libc.so.6
#9  0xb671f2ab in malloc_printerr () from /lib/libc.so.6
#10 0xb6723b26 in free () from /lib/libc.so.6
#11 0xb7350a0d in qFree () from /usr/lib/libQtCore.so.4
#12 0xb73786dd in QHashData::freeNode () from /usr/lib/libQtCore.so.4
#13 0xb74414af in ?? () from /usr/lib/libQtCore.so.4
#14 0xb743c7dd in QAbstractItemModelPrivate::removePersistentIndexData () from /usr/lib/libQtCore.so.4
#15 0xb743cb50 in QPersistentModelIndexData::destroy () from /usr/lib/libQtCore.so.4
#16 0xb743cca5 in QPersistentModelIndex::~QPersistentModelIndex () from /usr/lib/libQtCore.so.4
#17 0xb6fe7dc9 in QListView::isIndexHidden () from /usr/lib/libQtGui.so.4
#18 0xb6fe9510 in QListView::rectForIndex () from /usr/lib/libQtGui.so.4
#19 0xb6fe9678 in QListView::visualRect () from /usr/lib/libQtGui.so.4
#20 0xb6fccc47 in QAbstractItemView::dataChanged () from /usr/lib/libQtGui.so.4
#21 0xb6fe8c6f in QListView::dataChanged () from /usr/lib/libQtGui.so.4
#22 0xb6fc802b in QAbstractItemView::qt_metacall () from /usr/lib/libQtGui.so.4
#23 0xb710753a in QListView::qt_metacall () from /usr/lib/libQtGui.so.4
#24 0xb702f98a in QListWidget::qt_metacall () from /usr/lib/libQtGui.so.4
#25 0xb745a78c in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#26 0xb745b3b2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#27 0xb7493c39 in QAbstractItemModel::dataChanged () from /usr/lib/libQtCore.so.4
#28 0xb702a1f6 in ?? () from /usr/lib/libQtGui.so.4
#29 0xb4840795 in Sidebar::setItemEnabled () from /usr/lib/kde4/okularpart.so
#30 0xb47b9180 in Part::enableTOC () from /usr/lib/kde4/okularpart.so
#31 0xb47cc9d7 in Part::qt_metacall () from /usr/lib/kde4/okularpart.so
#32 0xb745a78c in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#33 0xb745b3b2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#34 0xb4848449 in TOC::hasTOC () from /usr/lib/kde4/okularpart.so
#35 0xb47086ab in Okular::Document::openDocument () from /usr/lib/libokularcore.so.1
#36 0xb47caefb in Part::openFile () from /usr/lib/kde4/okularpart.so
#37 0xb80656f9 in KParts::ReadOnlyPart::openUrl (this=0x93084c8, url=@0xbfad0efc) at /home/jan/kdemod/testing/kdelibs/src/kdelibs-4.2.92/kparts/part.cpp:557
#38 0xb47cc22f in Part::slotDoFileDirty () from /usr/lib/kde4/okularpart.so
#39 0xb47cca55 in Part::qt_metacall () from /usr/lib/kde4/okularpart.so
#40 0xb745a78c in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#41 0xb745b3b2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#42 0xb7494767 in QTimer::timeout () from /usr/lib/libQtCore.so.4
#43 0xb745fe0e in QTimer::timerEvent () from /usr/lib/libQtCore.so.4
#44 0xb745484f in QObject::event () from /usr/lib/libQtCore.so.4
#45 0xb6a525b4 in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#46 0xb6a59cac in QApplication::notify () from /usr/lib/libQtGui.so.4
#47 0xb7a4183a in KApplication::notify (this=0xbfad1838, receiver=0x93bd630, event=0xbfad1470) at /home/jan/kdemod/testing/kdelibs/src/kdelibs-4.2.92/kdeui/kernel/kapplication.cpp:302
#48 0xb7444acb in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#49 0xb74723ae in ?? () from /usr/lib/libQtCore.so.4
#50 0xb746f4b0 in ?? () from /usr/lib/libQtCore.so.4
#51 0xb6251e08 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#52 0xb6255370 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#53 0xb62554a3 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#54 0xb746f3fc in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#55 0xb6af02c5 in ?? () from /usr/lib/libQtGui.so.4
#56 0xb7443079 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#57 0xb74434c2 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#58 0xb744581f in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#59 0xb6a52437 in QApplication::exec () from /usr/lib/libQtGui.so.4
#60 0x0804ed99 in _start ()

This bug may be a duplicate of or related to bug 195968

Reported using DrKonqi