Application that crashed: dolphin
Version of the application: 1.3
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.30-2-amd64 x86_64
Distribution: Debian GNU/Linux testing (squeeze)

What I was doing when the application crashed:
I have no more details to add to my post. 

 -- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
[KCrash Handler]
#5  KUrlNavigator::Private::updateContent (this=0x4141414141417741) at ../../kfile/kurlnavigator.cpp:481
#6  0x00007f225b4f8d93 in KUrlNavigator::setUrl (this=0xdfc560, newUrl=<value optimized out>) at ../../kfile/kurlnavigator.cpp:1024
#7  0x0000000000431e8c in DolphinViewContainer::setUrl (this=0xdfc470, newUrl=...) at ../../../../apps/dolphin/src/dolphinviewcontainer.cpp:200
#8  0x0000000000428e73 in DolphinMainWindow::changeUrl (this=0xc0e760, url=...) at ../../../../apps/dolphin/src/dolphinmainwindow.cpp:234
#9  0x0000000000430ba7 in DolphinMainWindow::qt_metacall (this=0xc0e760, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff74559ff0) at ./dolphinmainwindow.moc:224
#10 0x00007f2258768682 in QMetaObject::activate (sender=0xed9f00, from_signal_index=<value optimized out>, to_signal_index=90, argv=0x1) at kernel/qobject.cpp:3112
#11 0x0000000000443445 in PlacesPanel::urlChanged (this=0x4141414141417741, _t1=<value optimized out>, _t2=<value optimized out>) at ./placespanel.moc:88
#12 0x0000000000443462 in PlacesPanel::emitExtendedUrlChangedSignal (this=0x4141414141417741, url=...) at ../../../../apps/dolphin/src/panels/places/placespanel.cpp:53
#13 0x00000000004435ac in PlacesPanel::qt_metacall (this=0xed9f00, _c=QMetaObject::InvokeMetaMethod, _id=11833304, _a=0x7fff7455a150) at ./placespanel.moc:76
#14 0x00007f2258768682 in QMetaObject::activate (sender=0xed9f00, from_signal_index=<value optimized out>, to_signal_index=70, argv=0x1) at kernel/qobject.cpp:3112
#15 0x00007f225b4e0ad2 in KFilePlacesView::urlChanged (this=0x4141414141417741, _t1=<value optimized out>) at ./kfileplacesview.moc:138
#16 0x00007f225b4e3e0f in KFilePlacesView::Private::setCurrentIndex (this=0xee76e0, index=...) at ../../kfile/kfileplacesview.cpp:896
#17 0x00007f225b4e3eac in KFilePlacesView::Private::_k_placeClicked (this=0xee76e0, index=...) at ../../kfile/kfileplacesview.cpp:1064
#18 0x00007f225b4e4196 in KFilePlacesView::qt_metacall (this=0xed9f00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff7455a320) at ./kfileplacesview.moc:116
#19 0x0000000000443546 in PlacesPanel::qt_metacall (this=0x4141414141417741, _c=11833460, _id=14665056, _a=0x1) at ./placespanel.moc:69
#20 0x00007f2258768682 in QMetaObject::activate (sender=0xed9f00, from_signal_index=<value optimized out>, to_signal_index=32, argv=0x1) at kernel/qobject.cpp:3112
#21 0x00007f22590fc7c5 in QAbstractItemView::clicked (this=0x4141414141417741, _t1=<value optimized out>) at .moc/release-shared/moc_qabstractitemview.cpp:321
#22 0x00007f225910978e in QAbstractItemView::mouseReleaseEvent (this=0xed9f00, event=0x7fff7455b100) at itemviews/qabstractitemview.cpp:1660
#23 0x00007f225911eaf7 in QListView::mouseReleaseEvent (this=0x4141414141417741, e=0xb49074) at itemviews/qlistview.cpp:849
#24 0x00007f2258c70b4f in QWidget::event (this=0xed9f00, event=0x7fff7455b100) at kernel/qwidget.cpp:7549
#25 0x00007f2258fd9cdb in QFrame::event (this=0xed9f00, e=0x7fff7455b100) at widgets/qframe.cpp:559
#26 0x00007f225910c77b in QAbstractItemView::viewportEvent (this=0xed9f00, event=0x7fff7455b100) at itemviews/qabstractitemview.cpp:1476
#27 0x00007f2258752838 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0xedc2d0, event=0x7fff7455b100) at kernel/qcoreapplication.cpp:726
#28 0x00007f2258c207dc in QApplicationPrivate::notify_helper (this=0xb76610, receiver=0xedc2d0, e=0x7fff7455b100) at kernel/qapplication.cpp:4052
#29 0x00007f2258c28fba in QApplication::notify (this=<value optimized out>, receiver=0xedc2d0, e=0x7fff7455b100) at kernel/qapplication.cpp:3758
#30 0x00007f2259f7243b in KApplication::notify (this=0x7fff7455ce90, receiver=0xedc2d0, event=0x7fff7455b100) at ../../kdeui/kernel/kapplication.cpp:302
#31 0x00007f225875351c in QCoreApplication::notifyInternal (this=0x7fff7455ce90, receiver=0xedc2d0, event=0x7fff7455b100) at kernel/qcoreapplication.cpp:610
#32 0x00007f2258c28268 in QCoreApplication::sendSpontaneousEvent (receiver=0xedc2d0, event=0x7fff7455b100, alienWidget=0xedc2d0, nativeWidget=0xc0e760, buttonDown=<value optimized out>, 
    lastMouseReceiver=...) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#33 QApplicationPrivate::sendMouseEvent (receiver=0xedc2d0, event=0x7fff7455b100, alienWidget=0xedc2d0, nativeWidget=0xc0e760, buttonDown=<value optimized out>, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#34 0x00007f2258c90df9 in QETWidget::translateMouseEvent (this=0xc0e760, event=<value optimized out>) at kernel/qapplication_x11.cpp:4409
#35 0x00007f2258c8fbaf in QApplication::x11ProcessEvent (this=0x7fff7455ce90, event=0x7fff7455cad0) at kernel/qapplication_x11.cpp:3550
#36 0x00007f2258cb7e9c in x11EventSourceDispatch (s=0xb714a0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#37 0x00007f22546a312a in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#38 0x00007f22546a6988 in ?? () from /lib/libglib-2.0.so.0
#39 0x00007f22546a6b3c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#40 0x00007f225877bbff in QEventDispatcherGlib::processEvents (this=0xb48790, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#41 0x00007f2258cb764f in QGuiEventDispatcherGlib::processEvents (this=0x4141414141417741, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#42 0x00007f2258751de2 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#43 0x00007f22587521b4 in QEventLoop::exec (this=0x7fff7455ce00, flags=...) at kernel/qeventloop.cpp:201
#44 0x00007f2258754424 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#45 0x000000000043953d in main (argc=6, argv=0x7fff7455d378) at ../../../../apps/dolphin/src/main.cpp:94

Reported using DrKonqi