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

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 3301)]

Thread 2 (Thread 0xa9064b90 (LWP 3305)):
#0  0xb80c5430 in __kernel_vsyscall ()
#1  0xb658e0e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb676e2ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7ec19b2 in QWaitCondition::wait (this=0x9537ef0, mutex=0x9537eec, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb77fd152 in QHostInfoAgent::run (this=0x9537ee0) at kernel/qhostinfo.cpp:260
#5  0xb7ec096e in QThreadPrivate::start (arg=0x9537ee0) at thread/qthread_unix.cpp:189
#6  0xb658a4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb675f49e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb6098a10 (LWP 3301)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0x94ebe70, newIndex=0) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0xa96f131b in TaskManager::AbstractGroupingStrategy::closeGroup (this=0xa48d9a8, group=0xa558028) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0xa96f8f27 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0xa48d9a8) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0xa96f9e5b in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0xa48d9a8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfae009c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/programgroupingstrategy.moc:68
#10 0xb7fcaca8 in QMetaObject::activate (sender=0xa558028, from_signal_index=22, to_signal_index=22, argv=0xbfae009c) at kernel/qobject.cpp:3069
#11 0xb7fcb932 in QMetaObject::activate (sender=0xa558028, m=0xa971bb74, local_signal_index=1, argv=0xbfae009c) at kernel/qobject.cpp:3143
#12 0xa970cd83 in TaskManager::TaskGroup::itemRemoved (this=0xa558028, _t1=0xa555e20) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:146
#13 0xa970d7ab in TaskManager::TaskGroup::remove (this=0xa558028, item=0xa555e20) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0xa96f3ba5 in TaskManager::GroupManagerPrivate::removeTask (this=0x9569200, task={d = 0xbfae014c}) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0xa96f646a in TaskManager::GroupManager::qt_metacall (this=0x9362460, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbfae022c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/groupmanager.moc:105
#16 0xb7fcaca8 in QMetaObject::activate (sender=0x958c650, from_signal_index=5, to_signal_index=5, argv=0xbfae022c) at kernel/qobject.cpp:3069
#17 0xb7fcb932 in QMetaObject::activate (sender=0x958c650, m=0xa971bd3c, local_signal_index=1, argv=0xbfae022c) at kernel/qobject.cpp:3143
#18 0xa9710823 in TaskManager::TaskManager::taskRemoved (this=0x958c650, _t1={d = 0xbfae0274}) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:162
#19 0xa97120cf in TaskManager::TaskManager::windowRemoved (this=0x958c650, w=27472231) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:279
#20 0xa9713fec in TaskManager::TaskManager::qt_metacall (this=0x958c650, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbfae039c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:110
#21 0xb7fcaca8 in QMetaObject::activate (sender=0x92a73c8, from_signal_index=6, to_signal_index=6, argv=0xbfae039c) at kernel/qobject.cpp:3069
#22 0xb7fcb932 in QMetaObject::activate (sender=0x92a73c8, m=0xb773326c, local_signal_index=2, argv=0xbfae039c) at kernel/qobject.cpp:3143
#23 0xb76cb853 in KWindowSystem::windowRemoved (this=0x92a73c8, _t1=27472231) at /build/buildd/kde4libs-4.2.95/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127
#24 0xb76ce0d6 in KWindowSystemPrivate::removeClient (this=0x9167a50, w=27472231) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb76dd753 in NETRootInfo::update (this=0x9167a64, dirty_props=0xbfae04e4) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2135
#26 0xb76ddb3f in NETRootInfo::event (this=0x9167a64, event=0xbfae0bfc, properties=0xbfae05c8, properties_size=5) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb76ce36d in KWindowSystemPrivate::x11Event (this=0x9167a50, ev=0xbfae0b9c) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb757e6f9 in KApplication::x11EventFilter (this=0x903f4e0, _event=0xbfae0b9c) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:911
#29 0xb4c06e37 in PlasmaApp::x11EventFilter (this=0x903f4e0, event=0xbfae0b9c) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#30 0xb6aa7f3e in qt_x11EventFilter (ev=0xbfae0b9c) at kernel/qapplication_x11.cpp:375
#31 0xb6aba6a8 in QApplication::x11ProcessEvent (this=0x903f4e0, event=0xbfae0b9c) at kernel/qapplication_x11.cpp:3273
#32 0xb6ae6c6a in x11EventSourceDispatch (s=0x9065770, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb65d7b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb65db0eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb65db268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb7fe0438 in QEventDispatcherGlib::processEvents (this=0x9060220, flags={i = -1079112360}) at kernel/qeventdispatcher_glib.cpp:323
#37 0xb6ae6365 in QGuiEventDispatcherGlib::processEvents (this=0x9060220, flags={i = -1079112312}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb7fb306a in QEventLoop::processEvents (this=0xbfae0e00, flags={i = -1079112248}) at kernel/qeventloop.cpp:149
#39 0xb7fb34aa in QEventLoop::exec (this=0xbfae0e00, flags={i = -1079112184}) at kernel/qeventloop.cpp:200
#40 0xb7fb5959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#41 0xb6a44d17 in QApplication::exec () at kernel/qapplication.cpp:3553
#42 0xb4bf1510 in kdemain (argc=1, argv=0x8ff9b40) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#43 0x0804e1c0 in launch (argc=1, _name=0x9049eb4 "/usr/bin/plasma-desktop", args=0x9049ecc "", cwd=0x0, envc=0, envs=0x9049ed0 "", 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=0xbfae15f4, envp=0xbfae1600) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

Reported using DrKonqi