Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.2.95 (KDE 4.2.95 (KDE 4.3 RC1))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-13-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
The plasma-desktop app has crashed just after I've closed a digikam window.
it was the 'reconstruct thumbnails' dialog and the main digikam window was minized.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 3354)]

Thread 2 (Thread 0xa834db90 (LWP 3359)):
#0  0xb8005430 in __kernel_vsyscall ()
#1  0xb64ce0e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb66ae2ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7e009b2 in QWaitCondition::wait (this=0x9359868, mutex=0x9359864, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb773d152 in QHostInfoAgent::run (this=0x9359858) at kernel/qhostinfo.cpp:260
#5  0xb7dff96e in QThreadPrivate::start (arg=0x9359858) at thread/qthread_unix.cpp:189
#6  0xb64ca4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb669f49e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb5fd7700 (LWP 3354)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0x93c9d78, newIndex=1) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0xa94a031b in TaskManager::AbstractGroupingStrategy::closeGroup (this=0xa599f10, group=0xa5ba910) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0xa94a7f27 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0xa599f10) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0xa94a8e5b in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0xa599f10, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc1ff2c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/programgroupingstrategy.moc:68
#10 0xb7f09ca8 in QMetaObject::activate (sender=0xa5ba910, from_signal_index=22, to_signal_index=22, argv=0xbfc1ff2c) at kernel/qobject.cpp:3069
#11 0xb7f0a932 in QMetaObject::activate (sender=0xa5ba910, m=0xa94cab74, local_signal_index=1, argv=0xbfc1ff2c) at kernel/qobject.cpp:3143
#12 0xa94bbd83 in TaskManager::TaskGroup::itemRemoved (this=0xa5ba910, _t1=0x9a1ea80) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:146
#13 0xa94bc7ab in TaskManager::TaskGroup::remove (this=0xa5ba910, item=0x9a1ea80) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0xa94a2ba5 in TaskManager::GroupManagerPrivate::removeTask (this=0x9336a60, task={d = 0xbfc1ffdc}) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0xa94a546a in TaskManager::GroupManager::qt_metacall (this=0x9227080, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbfc200bc)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/groupmanager.moc:105
#16 0xb7f09ca8 in QMetaObject::activate (sender=0x9335920, from_signal_index=5, to_signal_index=5, argv=0xbfc200bc) at kernel/qobject.cpp:3069
#17 0xb7f0a932 in QMetaObject::activate (sender=0x9335920, m=0xa94cad3c, local_signal_index=1, argv=0xbfc200bc) at kernel/qobject.cpp:3143
#18 0xa94bf823 in TaskManager::TaskManager::taskRemoved (this=0x9335920, _t1={d = 0xbfc20104}) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:162
#19 0xa94c10cf in TaskManager::TaskManager::windowRemoved (this=0x9335920, w=60911239) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:279
#20 0xa94c2fec in TaskManager::TaskManager::qt_metacall (this=0x9335920, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbfc2022c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:110
#21 0xb7f09ca8 in QMetaObject::activate (sender=0x9083768, from_signal_index=6, to_signal_index=6, argv=0xbfc2022c) at kernel/qobject.cpp:3069
#22 0xb7f0a932 in QMetaObject::activate (sender=0x9083768, m=0xb767226c, local_signal_index=2, argv=0xbfc2022c) at kernel/qobject.cpp:3143
#23 0xb760a853 in KWindowSystem::windowRemoved (this=0x9083768, _t1=60911239) at /build/buildd/kde4libs-4.2.95/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127
#24 0xb760d0d6 in KWindowSystemPrivate::removeClient (this=0x8f03ec8, w=60911239) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb761c7c2 in NETRootInfo::update (this=0x8f03edc, dirty_props=0xbfc20374) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2131
#26 0xb761cb3f in NETRootInfo::event (this=0x8f03edc, event=0xbfc20a8c, properties=0xbfc20458, properties_size=5) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb760d36d in KWindowSystemPrivate::x11Event (this=0x8f03ec8, ev=0xbfc20a2c) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb74bd6f9 in KApplication::x11EventFilter (this=0x8db1e58, _event=0xbfc20a2c) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:911
#29 0xb4b44e37 in PlasmaApp::x11EventFilter (this=0x8db1e58, event=0xbfc20a2c) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#30 0xb69e7f3e in qt_x11EventFilter (ev=0xbfc20a2c) at kernel/qapplication_x11.cpp:375
#31 0xb69fa6a8 in QApplication::x11ProcessEvent (this=0x8db1e58, event=0xbfc20a2c) at kernel/qapplication_x11.cpp:3273
#32 0xb6a26c6a in x11EventSourceDispatch (s=0x8dba9b0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb6516b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb651a0eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb651a268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb7f1f438 in QEventDispatcherGlib::processEvents (this=0x8db5530, flags={i = -1077802008}) at kernel/qeventdispatcher_glib.cpp:323
#37 0xb6a26365 in QGuiEventDispatcherGlib::processEvents (this=0x8db5530, flags={i = -1077801960}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb7ef206a in QEventLoop::processEvents (this=0xbfc20c90, flags={i = -1077801896}) at kernel/qeventloop.cpp:149
#39 0xb7ef24aa in QEventLoop::exec (this=0xbfc20c90, flags={i = -1077801832}) at kernel/qeventloop.cpp:200
#40 0xb7ef4959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#41 0xb6984d17 in QApplication::exec () at kernel/qapplication.cpp:3553
#42 0xb4b2f510 in kdemain (argc=1, argv=0x8d7d080) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#43 0x0804e1c0 in launch (argc=1, _name=0x8d9c9b4 "/usr/bin/plasma-desktop", args=0x8d9c9cc "", cwd=0x0, envc=0, envs=0x8d9c9d0 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x80512d1 "0") at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:672
#44 0x0804e99d in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1164
#45 0x0804ef25 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1357
#46 0x0804fb0a in main (argc=2, argv=0xbfc21484, envp=0xbfc21490) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

Reported using DrKonqi