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 5119)]

Thread 2 (Thread 0xa9055b90 (LWP 5123)):
#0  0xb80a4430 in __kernel_vsyscall ()
#1  0xb656d0e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb674d2ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7ea09b2 in QWaitCondition::wait (this=0x8af3b48, mutex=0x8af3b44, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb77dc152 in QHostInfoAgent::run (this=0x8af3b38) at kernel/qhostinfo.cpp:260
#5  0xb7e9f96e in QThreadPrivate::start (arg=0x8af3b38) at thread/qthread_unix.cpp:189
#6  0xb65694ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb673e49e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb6077a10 (LWP 5119)):
[KCrash Handler]
#6  TaskManager::GroupManager::manualSortingRequest (this=0x0, taskItem=0x9b57800, newIndex=0) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:363
#7  0xa96d031b in TaskManager::AbstractGroupingStrategy::closeGroup (this=0x896d1f8, group=0x9927d50) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/abstractgroupingstrategy.cpp:167
#8  0xa96d7f27 in TaskManager::ProgramGroupingStrategy::checkGroup (this=0x896d1f8) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/strategies/programgroupingstrategy.cpp:204
#9  0xa96d8e5b in TaskManager::ProgramGroupingStrategy::qt_metacall (this=0x896d1f8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf9bef6c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/programgroupingstrategy.moc:68
#10 0xb7fa9ca8 in QMetaObject::activate (sender=0x9927d50, from_signal_index=22, to_signal_index=22, argv=0xbf9bef6c) at kernel/qobject.cpp:3069
#11 0xb7faa932 in QMetaObject::activate (sender=0x9927d50, m=0xa96fab74, local_signal_index=1, argv=0xbf9bef6c) at kernel/qobject.cpp:3143
#12 0xa96ebd83 in TaskManager::TaskGroup::itemRemoved (this=0x9927d50, _t1=0x872a960) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskgroup.moc:146
#13 0xa96ec7ab in TaskManager::TaskGroup::remove (this=0x9927d50, item=0x872a960) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskgroup.cpp:182
#14 0xa96d2ba5 in TaskManager::GroupManagerPrivate::removeTask (this=0x8b1c940, task={d = 0xbf9bf01c}) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/groupmanager.cpp:311
#15 0xa96d546a in TaskManager::GroupManager::qt_metacall (this=0x894a538, _c=QMetaObject::InvokeMetaMethod, _id=11, _a=0xbf9bf0fc)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/groupmanager.moc:105
#16 0xb7fa9ca8 in QMetaObject::activate (sender=0x8b63480, from_signal_index=5, to_signal_index=5, argv=0xbf9bf0fc) at kernel/qobject.cpp:3069
#17 0xb7faa932 in QMetaObject::activate (sender=0x8b63480, m=0xa96fad3c, local_signal_index=1, argv=0xbf9bf0fc) at kernel/qobject.cpp:3143
#18 0xa96ef823 in TaskManager::TaskManager::taskRemoved (this=0x8b63480, _t1={d = 0xbf9bf144}) at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:162
#19 0xa96f10cf in TaskManager::TaskManager::windowRemoved (this=0x8b63480, w=39845914) at /build/buildd/kdebase-workspace-4.2.95/libs/taskmanager/taskmanager.cpp:279
#20 0xa96f2fec in TaskManager::TaskManager::qt_metacall (this=0x8b63480, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbf9bf26c)
    at /build/buildd/kdebase-workspace-4.2.95/obj-i486-linux-gnu/libs/taskmanager/taskmanager.moc:110
#21 0xb7fa9ca8 in QMetaObject::activate (sender=0x881b818, from_signal_index=6, to_signal_index=6, argv=0xbf9bf26c) at kernel/qobject.cpp:3069
#22 0xb7faa932 in QMetaObject::activate (sender=0x881b818, m=0xb771226c, local_signal_index=2, argv=0xbf9bf26c) at kernel/qobject.cpp:3143
#23 0xb76aa853 in KWindowSystem::windowRemoved (this=0x881b818, _t1=39845914) at /build/buildd/kde4libs-4.2.95/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127
#24 0xb76ad0d6 in KWindowSystemPrivate::removeClient (this=0x8732038, w=39845914) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb76bc753 in NETRootInfo::update (this=0x873204c, dirty_props=0xbf9bf3b4) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2135
#26 0xb76bcb3f in NETRootInfo::event (this=0x873204c, event=0xbf9bfacc, properties=0xbf9bf498, properties_size=5) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb76ad36d in KWindowSystemPrivate::x11Event (this=0x8732038, ev=0xbf9bfa6c) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb755d6f9 in KApplication::x11EventFilter (this=0x8627510, _event=0xbf9bfa6c) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:911
#29 0xb4be5e37 in PlasmaApp::x11EventFilter (this=0x8627510, event=0xbf9bfa6c) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/plasmaapp.cpp:490
#30 0xb6a86f3e in qt_x11EventFilter (ev=0xbf9bfa6c) at kernel/qapplication_x11.cpp:375
#31 0xb6a996a8 in QApplication::x11ProcessEvent (this=0x8627510, event=0xbf9bfa6c) at kernel/qapplication_x11.cpp:3273
#32 0xb6ac5c6a in x11EventSourceDispatch (s=0x864dab0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb65b6b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb65ba0eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb65ba268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb7fbf438 in QEventDispatcherGlib::processEvents (this=0x8648250, flags={i = -1080296408}) at kernel/qeventdispatcher_glib.cpp:323
#37 0xb6ac5365 in QGuiEventDispatcherGlib::processEvents (this=0x8648250, flags={i = -1080296360}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb7f9206a in QEventLoop::processEvents (this=0xbf9bfcd0, flags={i = -1080296296}) at kernel/qeventloop.cpp:149
#39 0xb7f924aa in QEventLoop::exec (this=0xbf9bfcd0, flags={i = -1080296232}) at kernel/qeventloop.cpp:200
#40 0xb7f94959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#41 0xb6a23d17 in QApplication::exec () at kernel/qapplication.cpp:3553
#42 0xb4bd0510 in kdemain (argc=1, argv=0x8631f28) at /build/buildd/kdebase-workspace-4.2.95/plasma/shells/desktop/main.cpp:50
#43 0x0804e1c0 in launch (argc=1, _name=0x8631d34 "/usr/bin/plasma-desktop", args=0x8631d4c "", cwd=0x0, envc=0, envs=0x8631d50 "", 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=0xbf9c04c4, envp=0xbf9c04d0) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

Reported using DrKonqi