Version:            (using KDE 4.2.3)
OS:                Linux
Installed from:    Mandriva RPMs

Plasma crash when i click on the mozilla-thunderbird icon, minimized on the tray. Mozilla-thunderbird and kshow mail were yet running.

Application : Espace de travail Plasma (plasma), signal SIGSEGV
[Current thread is 1 (Thread 0xb4b9e6e0 (LWP 5636))]

Thread 4 (Thread 0xa9155b90 (LWP 5637)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb5176c45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/libpthread.so.0
#2  0xb7fb48dd in pthread_cond_wait () from /lib/i686/libc.so.6
#3  0xb68055eb in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#4  0xb5224704 in ?? () from /usr/lib/libQtNetwork.so.4
#5  0xb68044df in ?? () from /usr/lib/libQtCore.so.4
#6  0xb5173315 in start_thread () from /lib/i686/libpthread.so.0
#7  0xb7fa725e in clone () from /lib/i686/libc.so.6

Thread 3 (Thread 0xa88d9b90 (LWP 5638)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb7f9f4c1 in select () from /lib/i686/libc.so.6
#2  0xb68dc3fc in ?? () from /usr/lib/libQtCore.so.4
#3  0xb68044df in ?? () from /usr/lib/libQtCore.so.4
#4  0xb5173315 in start_thread () from /lib/i686/libpthread.so.0
#5  0xb7fa725e in clone () from /lib/i686/libc.so.6

Thread 2 (Thread 0xa80d8b90 (LWP 5640)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb5176c45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/libpthread.so.0
#2  0xb7fb48dd in pthread_cond_wait () from /lib/i686/libc.so.6
#3  0xb68055eb in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#4  0xa9aa53e6 in ?? () from /usr/lib/kde4/plasma_wallpaper_image.so
#5  0xb68044df in ?? () from /usr/lib/libQtCore.so.4
#6  0xb5173315 in start_thread () from /lib/i686/libpthread.so.0
#7  0xb7fa725e in clone () from /lib/i686/libc.so.6

Thread 1 (Thread 0xb4b9e6e0 (LWP 5636)):
[KCrash Handler]
#6  0xb6918709 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#7  0xa9544ba5 in TaskManager::AbstractGroupingStrategy::groupRemoved () from /usr/lib/libtaskmanager.so.4
#8  0xa954584c in TaskManager::AbstractGroupingStrategy::closeGroup () from /usr/lib/libtaskmanager.so.4
#9  0xa954c440 in ?? () from /usr/lib/libtaskmanager.so.4
#10 0xa954d139 in ?? () from /usr/lib/libtaskmanager.so.4
#11 0xb6916e45 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#12 0xb69186e5 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#13 0xa955e575 in TaskManager::TaskGroup::itemRemoved () from /usr/lib/libtaskmanager.so.4
#14 0xa955ed31 in TaskManager::TaskGroup::remove () from /usr/lib/libtaskmanager.so.4
#15 0xa9548649 in TaskManager::GroupManager::remove () from /usr/lib/libtaskmanager.so.4
#16 0xa9549bfa in TaskManager::GroupManager::qt_metacall () from /usr/lib/libtaskmanager.so.4
#17 0xb6916e45 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#18 0xb69186e5 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#19 0xa9561c15 in TaskManager::TaskManager::taskRemoved () from /usr/lib/libtaskmanager.so.4
#20 0xa9563316 in TaskManager::TaskManager::windowRemoved () from /usr/lib/libtaskmanager.so.4
#21 0xa9565285 in TaskManager::TaskManager::qt_metacall () from /usr/lib/libtaskmanager.so.4
#22 0xb6916e45 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#23 0xb69186e5 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#24 0xb79cad25 in KWindowSystem::windowRemoved () from /usr/lib/libkdeui.so.5
#25 0xb79cd808 in ?? () from /usr/lib/libkdeui.so.5
#26 0xb79dd8a8 in NETRootInfo::update () from /usr/lib/libkdeui.so.5
#27 0xb79ddbdd in NETRootInfo::event () from /usr/lib/libkdeui.so.5
#28 0xb79cdab9 in ?? () from /usr/lib/libkdeui.so.5
#29 0xb787cf03 in KApplication::x11EventFilter () from /usr/lib/libkdeui.so.5
#30 0xb8056774 in ?? () from /usr/lib/libkdeinit4_plasma.so
#31 0xb6be464f in ?? () from /usr/lib/libQtGui.so.4
#32 0xb6bf8208 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#33 0xb6c23714 in ?? () from /usr/lib/libQtGui.so.4
#34 0xb4f5ccea in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#35 0xb4f60354 in ?? () from /usr/lib/libglib-2.0.so.0
#36 0xb4f604df in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#37 0xb692d1da in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#38 0xb6c22e6a in ?? () from /usr/lib/libQtGui.so.4
#39 0xb68fe903 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#40 0xb68fed51 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#41 0xb69012b6 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#42 0xb6b7e804 in QApplication::exec () from /usr/lib/libQtGui.so.4
#43 0xb8045a22 in kdemain () from /usr/lib/libkdeinit4_plasma.so
#44 0x0804856f in _start ()