Application that crashed: dolphin
Version of the application: 1.3
KDE Version: 4.2.98 (KDE 4.2.98 (KDE 4.3 RC3))
Qt Version: 4.5.1
Operating System: Linux 2.6.28-12-generic x86_64
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
[KCrash Handler]
#5  0x00007f440e910185 in QMetaObject::activate (sender=0x34ba320, m=<value optimized out>, local_signal_index=9, argv=0x7fff1a707d60) at kernel/qobject.cpp:3190
#6  0x00007f44116be652 in DolphinController::activationChanged () from /usr/lib/libdolphinprivate.so.4
#7  0x00007f44116d2cb1 in DolphinView::setActive () from /usr/lib/libdolphinprivate.so.4
#8  0x00007f44116d3cb5 in DolphinView::qt_metacall () from /usr/lib/libdolphinprivate.so.4
#9  0x00007f440e90e8d2 in QMetaObject::activate (sender=0x34ba320, from_signal_index=<value optimized out>, to_signal_index=7, argv=0xd) at kernel/qobject.cpp:3120
#10 0x00007f44116d2e4b in DolphinView::eventFilter () from /usr/lib/libdolphinprivate.so.4
#11 0x00007f440e8f8108 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x34c8d80, event=0x7fff1a7083b0) at kernel/qcoreapplication.cpp:726
#12 0x00007f440ed8eb6c in QApplicationPrivate::notify_helper (this=0x229e5e0, receiver=0x34c8d80, e=0x7fff1a7083b0) at kernel/qapplication.cpp:4053
#13 0x00007f440ed96dea in QApplication::notify (this=0x7fff1a70a940, receiver=0x34c8d80, e=0x7fff1a7083b0) at kernel/qapplication.cpp:4022
#14 0x00007f441034071b in KApplication::notify (this=0x7fff1a70a940, receiver=0x34c8d80, event=0x7fff1a7083b0) at /build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#15 0x00007f440e8f8dfc in QCoreApplication::notifyInternal (this=0x7fff1a70a940, receiver=0x34c8d80, event=0x7fff1a7083b0) at kernel/qcoreapplication.cpp:610
#16 0x00007f440ed954cb in QApplicationPrivate::setFocusWidget (focus=0x270ab10, reason=Qt::MouseFocusReason) at kernel/qapplication.cpp:2098
#17 0x00007f440edd9dd5 in QWidget::setFocus (this=0x34c8d80, reason=Qt::MouseFocusReason) at kernel/qwidget.cpp:5720
#18 0x00007f440ed97f28 in QApplication::notify (this=0x7fff1a70a940, receiver=0x34c1b30, e=0x7fff1a708a00) at kernel/qapplication.cpp:3717
#19 0x00007f441034071b in KApplication::notify (this=0x7fff1a70a940, receiver=0x34c1b30, event=0x7fff1a708a00) at /build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#20 0x00007f440e8f8dfc in QCoreApplication::notifyInternal (this=0x7fff1a70a940, receiver=0x34c1b30, event=0x7fff1a708a00) at kernel/qcoreapplication.cpp:610
#21 0x00007f440ed96798 in QApplicationPrivate::sendMouseEvent (receiver=0x34c1b30, event=0x7fff1a708a00, alienWidget=0x34c1b30, nativeWidget=0x34bf450, buttonDown=<value optimized out>, 
    lastMouseReceiver=@0x7f440f7f0010) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#22 0x00007f440ee00789 in QETWidget::translateMouseEvent (this=0x34bf450, event=<value optimized out>) at kernel/qapplication_x11.cpp:4448
#23 0x00007f440edff7f5 in QApplication::x11ProcessEvent (this=0x7fff1a70a940, event=0x7fff1a70a580) at kernel/qapplication_x11.cpp:3566
#24 0x00007f440ee27f84 in x11EventSourceDispatch (s=0x229b8c0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#25 0x00007f4409f7820a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#26 0x00007f4409f7b8e0 in ?? () from /usr/lib/libglib-2.0.so.0
#27 0x00007f4409f7ba7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#28 0x00007f440e92252f in QEventDispatcherGlib::processEvents (this=0x2272b50, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:324
#29 0x00007f440ee2770f in QGuiEventDispatcherGlib::processEvents (this=0x7f4411903960, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#30 0x00007f440e8f76a2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 443590768}) at kernel/qeventloop.cpp:149
#31 0x00007f440e8f7a6d in QEventLoop::exec (this=0x7fff1a70a8b0, flags={i = 443590848}) at kernel/qeventloop.cpp:200
#32 0x00007f440e8f9d34 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#33 0x00000000004396ed in _start ()

Reported using DrKonqi