Application: dolphin (1.4)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-22-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
Whenever KDE tries to restore my previous session state at startup, Dolphin crashes. 
I usually have multiple Dolphin windows (>= 5) running, when I log out.

The crash can be reproduced every time.

 -- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f0fe4cf0760 (LWP 4242))]

Thread 2 (Thread 0x7f0fd49c5710 (LWP 5195)):
[KCrash Handler]
#5  0x00007f0fded2df25 in ?? () from /usr/lib/libsopranoclient.so.1
#6  0x00007f0fe3a37d0e in Soprano::Iterator<Soprano::BindingSet>::next (this=0x7f0fd49c42f0) at /usr/include/Soprano/../soprano/iterator.h:239
#7  0x00007f0fe3a3364a in Nepomuk::ResourceData::determineUri (this=0x1073810) at ../../../nepomuk/core/resourcedata.cpp:672
#8  0x00007f0fe3a34802 in Nepomuk::ResourceData::load (this=0x1073810) at ../../../nepomuk/core/resourcedata.cpp:414
#9  0x00007f0fe3a351b8 in Nepomuk::ResourceData::property (this=0x1073810, uri=...) at ../../../nepomuk/core/resourcedata.cpp:271
#10 0x00007f0fe3a4fee2 in Nepomuk::Resource::property (this=<value optimized out>, uri=...) at ../../../nepomuk/core/resource.cpp:280
#11 0x00007f0fe3a529d0 in Nepomuk::Resource::rating (this=0x7f0fd49c4c80) at ../../../nepomuk/core/resource.cpp:800
#12 0x0000000000465b08 in KLoadMetaDataThread::run (this=0x106f7e0) at ../../../../apps/dolphin/src/panels/information/kloadmetadatathread.cpp:95
#13 0x00007f0fe0fb8775 in QThreadPrivate::start (arg=0x106f7e0) at thread/qthread_unix.cpp:248
#14 0x00007f0fddeee9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#15 0x00007f0fe098f69d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0fe4cf0760 (LWP 4242)):
#0  0x00007f0fe0982f53 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f0fdb80c29a in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f0fdb80dc2c in xcb_wait_for_reply () from /usr/lib/libxcb.so.1
#3  0x00007f0fdf8b88d3 in _XReply () from /usr/lib/libX11.so.6
#4  0x00007f0fdf895697 in XGetWindowProperty () from /usr/lib/libX11.so.6
#5  0x00007f0fe2ae826b in NETWinInfo::update (this=0xb6c5c0, dirty_props=<value optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3919
#6  0x00007f0fe2ae291d in KWindowInfo (this=0x7fffd6d9f120, _win=56623140, properties=134742016, properties2=<value optimized out>) at ../../kdeui/windowmanagement/kwindowinfo_x11.cpp:74
#7  0x00007f0fe2ade589 in KWindowSystem::windowInfo (win=1, properties=18446744073709551615, properties2=18446744073709551615) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:388
#8  0x00007f0fe2a7cc69 in KMainWindow::saveWindowSize (this=0x9982e0, _cg=<value optimized out>) at ../../kdeui/widgets/kmainwindow.cpp:882
#9  0x00007f0fe2a7ec25 in KMainWindow::saveMainWindowSettings (this=0x7fffd6d9ec10, _cg=...) at ../../kdeui/widgets/kmainwindow.cpp:669
#10 0x00007f0fe2a7ec9e in KMainWindow::saveAutoSaveSettings (this=0x7fffd6d9ec10) at ../../kdeui/widgets/kmainwindow.cpp:1033
#11 0x00007f0fe2a80578 in KMainWindow::qt_metacall (this=0x9982e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x9cc2a0) at ./kmainwindow.moc:99
#12 0x00007f0fe2abbc25 in KXmlGuiWindow::qt_metacall (this=0x7fffd6d9ec10, _c=QMetaObject::ReadProperty, _id=-1, _a=0xffffffffffffffff) at ./kxmlguiwindow.moc:102
#13 0x0000000000433cf5 in DolphinMainWindow::qt_metacall (this=0x7fffd6d9ec10, _c=QMetaObject::ReadProperty, _id=-1, _a=0xffffffffffffffff) at ./dolphinmainwindow.moc:180
#14 0x00007f0fe10bcd49 in QObject::event (this=0x9982e0, e=0xbbe840) at kernel/qobject.cpp:1248
#15 0x00007f0fe1cefbdf in QWidget::event (this=0x9982e0, event=0xbbe840) at kernel/qwidget.cpp:8455
#16 0x00007f0fe20b2cab in QMainWindow::event (this=0x9982e0, event=0xbbe840) at widgets/qmainwindow.cpp:1433
#17 0x00007f0fe2abc6f3 in KXmlGuiWindow::event (this=0x7fffd6d9ec10, ev=0x1) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:131
#18 0x00007f0fe1c9a22c in QApplicationPrivate::notify_helper (this=0x83a590, receiver=0x9982e0, e=0xbbe840) at kernel/qapplication.cpp:4300
#19 0x00007f0fe1ca06fb in QApplication::notify (this=0x7fffd6da01e0, receiver=0x9982e0, e=0xbbe840) at kernel/qapplication.cpp:4183
#20 0x00007f0fe29a5526 in KApplication::notify (this=0x7fffd6da01e0, receiver=0x9982e0, event=0xbbe840) at ../../kdeui/kernel/kapplication.cpp:302
#21 0x00007f0fe10ad06c in QCoreApplication::notifyInternal (this=0x7fffd6da01e0, receiver=0x9982e0, event=0xbbe840) at kernel/qcoreapplication.cpp:704
#22 0x00007f0fe10af7e7 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x811c30) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#23 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x811c30) at kernel/qcoreapplication.cpp:1345
#24 0x00007f0fe10d69d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#25 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#26 0x00007f0fdcda58c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x00007f0fdcda9748 in ?? () from /lib/libglib-2.0.so.0
#28 0x00007f0fdcda98fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#29 0x00007f0fe10d6513 in QEventDispatcherGlib::processEvents (this=0x811770, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#30 0x00007f0fe1d4a46e in QGuiEventDispatcherGlib::processEvents (this=0x7fffd6d9ec10, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007f0fe10ab992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#32 0x00007f0fe10abd6c in QEventLoop::exec (this=0x7fffd6da0130, flags=) at kernel/qeventloop.cpp:201
#33 0x00007f0fe10afaab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#34 0x000000000043b1c5 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../../../apps/dolphin/src/main.cpp:101

This bug may be a duplicate of or related to bug 235083.

Possible duplicates by query: bug 235222, bug 235083, bug 234692, bug 230058, bug 223413.

Reported using DrKonqi