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 2.6.30-020630-generic i686
Distribution: Ubuntu 9.04

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 3917)]

Thread 2 (Thread 0xa8470b90 (LWP 3926)):
#0  0xb80df430 in __kernel_vsyscall ()
#1  0xb65a50e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb67852ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7ed89b2 in QWaitCondition::wait (this=0x8dd8278, mutex=0x8dd8274, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb7814152 in QHostInfoAgent::run (this=0x8dd8268) at kernel/qhostinfo.cpp:260
#5  0xb7ed796e in QThreadPrivate::start (arg=0x8dd8268) at thread/qthread_unix.cpp:189
#6  0xb65a14ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb677649e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb60afa10 (LWP 3917)):
[KCrash Handler]
#6  0xa864132a in TaskManager::GroupManager::manualSortingRequest () from /usr/lib/libtaskmanager.so.4
#7  0xa863f31b in TaskManager::AbstractGroupingStrategy::closeGroup () from /usr/lib/libtaskmanager.so.4
#8  0xa8646f27 in ?? () from /usr/lib/libtaskmanager.so.4
#9  0xa8647e5b in ?? () from /usr/lib/libtaskmanager.so.4
#10 0xb7fe1ca8 in QMetaObject::activate (sender=0x90da1b0, from_signal_index=22, to_signal_index=22, argv=0xbf8e0b6c) at kernel/qobject.cpp:3069
#11 0xb7fe2932 in QMetaObject::activate (sender=0x90da1b0, m=0xa8669b74, local_signal_index=1, argv=0xbf8e0b6c) at kernel/qobject.cpp:3143
#12 0xa865ad83 in TaskManager::TaskGroup::itemRemoved () from /usr/lib/libtaskmanager.so.4
#13 0xa865b7ab in TaskManager::TaskGroup::remove () from /usr/lib/libtaskmanager.so.4
#14 0xa8641ba5 in ?? () from /usr/lib/libtaskmanager.so.4
#15 0xa864446a in TaskManager::GroupManager::qt_metacall () from /usr/lib/libtaskmanager.so.4
#16 0xb7fe1ca8 in QMetaObject::activate (sender=0x8d5c8a0, from_signal_index=5, to_signal_index=5, argv=0xbf8e0cfc) at kernel/qobject.cpp:3069
#17 0xb7fe2932 in QMetaObject::activate (sender=0x8d5c8a0, m=0xa8669d3c, local_signal_index=1, argv=0xbf8e0cfc) at kernel/qobject.cpp:3143
#18 0xa865e823 in TaskManager::TaskManager::taskRemoved () from /usr/lib/libtaskmanager.so.4
#19 0xa86600cf in TaskManager::TaskManager::windowRemoved () from /usr/lib/libtaskmanager.so.4
#20 0xa8661fec in TaskManager::TaskManager::qt_metacall () from /usr/lib/libtaskmanager.so.4
#21 0xb7fe1ca8 in QMetaObject::activate (sender=0x8b574c8, from_signal_index=6, to_signal_index=6, argv=0xbf8e0e6c) at kernel/qobject.cpp:3069
#22 0xb7fe2932 in QMetaObject::activate (sender=0x8b574c8, m=0xb774a26c, local_signal_index=2, argv=0xbf8e0e6c) at kernel/qobject.cpp:3143
#23 0xb76e2853 in KWindowSystem::windowRemoved (this=0x8b574c8, _t1=33581103) at /build/buildd/kde4libs-4.2.95/obj-i486-linux-gnu/kdeui/kwindowsystem.moc:127
#24 0xb76e50d6 in KWindowSystemPrivate::removeClient (this=0x89e2f10, w=33581103) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:249
#25 0xb76f4753 in NETRootInfo::update (this=0x89e2f24, dirty_props=0xbf8e0fb4) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2135
#26 0xb76f4b3f in NETRootInfo::event (this=0x89e2f24, event=0xbf8e16cc, properties=0xbf8e1098, properties_size=5) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/netwm.cpp:2058
#27 0xb76e536d in KWindowSystemPrivate::x11Event (this=0x89e2f10, ev=0xbf8e166c) at /build/buildd/kde4libs-4.2.95/kdeui/windowmanagement/kwindowsystem_x11.cpp:136
#28 0xb75956f9 in KApplication::x11EventFilter (this=0x88edc20, _event=0xbf8e166c) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:911
#29 0xb3bf8e37 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#30 0xb6abef3e in qt_x11EventFilter (ev=0xbf8e166c) at kernel/qapplication_x11.cpp:375
#31 0xb6ad16a8 in QApplication::x11ProcessEvent (this=0x88edc20, event=0xbf8e166c) at kernel/qapplication_x11.cpp:3273
#32 0xb6afdc6a in x11EventSourceDispatch (s=0x88f6800, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb65eeb88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb65f20eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb65f2268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb7ff7438 in QEventDispatcherGlib::processEvents (this=0x88f12a8, flags={i = -1081206744}) at kernel/qeventdispatcher_glib.cpp:323
#37 0xb6afd365 in QGuiEventDispatcherGlib::processEvents (this=0x88f12a8, flags={i = -1081206696}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb7fca06a in QEventLoop::processEvents (this=0xbf8e18d0, flags={i = -1081206632}) at kernel/qeventloop.cpp:149
#39 0xb7fca4aa in QEventLoop::exec (this=0xbf8e18d0, flags={i = -1081206568}) at kernel/qeventloop.cpp:200
#40 0xb7fcc959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#41 0xb6a5bd17 in QApplication::exec () at kernel/qapplication.cpp:3553
#42 0xb3be3510 in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#43 0x0804e1c0 in launch (argc=1, _name=0x88dabcc "/usr/bin/plasma-desktop", args=0x88dabe4 "", cwd=0x0, envc=0, envs=0x88dabe8 "", 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=0xbf8e20c4, envp=0xbf8e20d0) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

Reported using DrKonqi