Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Updating location in widget, and cofiguring preferences, theme, etc.  Plasma crashed without warning.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f6cdaa63750 (LWP 1820))]

Thread 2 (Thread 0x7f6cba8fb910 (LWP 1855)):
#0  0x00007f6cd720e5a9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f6cda4944fb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#2  0x00007f6cd68cb78c in ?? () from /usr/lib/libQtNetwork.so.4
#3  0x00007f6cda493445 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007f6cd7209a04 in start_thread () from /lib/libpthread.so.0
#5  0x00007f6cd7de97bd in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6cdaa63750 (LWP 1820)):
[KCrash Handler]
#5  0x00007f6cbc2a2ff4 in ?? () from /usr/lib/libindicate.so.3
#6  0x00007f6cbc089d2f in ?? () from /usr/lib/libdbus-glib-1.so.2
#7  0x00007f6cd3c995ae in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#8  0x00007f6cd3cae983 in ?? () from /usr/lib/libgobject-2.0.so.0
#9  0x00007f6cd3cafd39 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#10 0x00007f6cd3cb0283 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#11 0x00007f6cbc08ad7c in ?? () from /usr/lib/libdbus-glib-1.so.2
#12 0x00007f6ccec93396 in dbus_connection_dispatch () from /lib/libdbus-1.so.3
#13 0x00007f6cbc081bd5 in ?? () from /usr/lib/libdbus-glib-1.so.2
#14 0x00007f6cd745abbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#15 0x00007f6cd745e588 in ?? () from /lib/libglib-2.0.so.0
#16 0x00007f6cd745e6b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#17 0x00007f6cda5a21a6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#18 0x00007f6cd85be4be in ?? () from /usr/lib/libQtGui.so.4
#19 0x00007f6cda578532 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#20 0x00007f6cda578904 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#21 0x00007f6cda57aab9 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#22 0x00007f6ccf5e64cf in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#23 0x0000000000406da8 in _start ()

Reported using DrKonqi