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 2.6.28-12-generic x86_64
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
try to configure desktop widget bubblemon and add temperature sensor. by clicking ok, plasma crashes.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Floating point exception
[Current thread is 0 (LWP 5258)]

Thread 2 (Thread 0x7fedc502f950 (LWP 5264)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007fede4d16939 in QWaitCondition::wait (this=0x25e2be0, mutex=0x25e2bd8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007fede3b934cc in QHostInfoAgent::run (this=0x25e2bc0) at kernel/qhostinfo.cpp:260
#3  0x00007fede4d15952 in QThreadPrivate::start (arg=0x25e2bc0) at thread/qthread_unix.cpp:189
#4  0x00007fede0b973ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007fede177bfcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fede52df750 (LWP 5258)):
[KCrash Handler]
#5  0x00007fedba543905 in ?? () from /usr/lib/kde4/plasma_applet_bubblemon.so
#6  0x00007fedba543320 in ?? () from /usr/lib/kde4/plasma_applet_bubblemon.so
#7  0x00007fede4e141f2 in QMetaObject::activate (sender=0x2f5e3e0, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x4164c9a) at kernel/qobject.cpp:3069
#8  0x00007fede4e0e4d3 in QObject::event (this=0x2f5e3e0, e=0x0) at kernel/qobject.cpp:1082
#9  0x00007fede238878d in QApplicationPrivate::notify_helper (this=0x18bad00, receiver=0x2f5e3e0, e=0x7fffed314bc0) at kernel/qapplication.cpp:4084
#10 0x00007fede239097a in QApplication::notify (this=0x187b840, receiver=0x2f5e3e0, e=0x7fffed314bc0) at kernel/qapplication.cpp:4049
#11 0x00007fede34cb62b in KApplication::notify (this=0x187b840, receiver=0x2f5e3e0, event=0x7fffed314bc0) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:302
#12 0x00007fede4dfe75c in QCoreApplication::notifyInternal (this=0x187b840, receiver=0x2f5e3e0, event=0x7fffed314bc0) at kernel/qcoreapplication.cpp:602
#13 0x00007fede4e2b7f6 in QTimerInfoList::activateTimers (this=0x18be460) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#14 0x00007fede4e27f0d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:164
#15 0x00007fede0de620a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#16 0x00007fede0de98e0 in ?? () from /usr/lib/libglib-2.0.so.0
#17 0x00007fede0de9a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#18 0x00007fede4e27e6f in QEventDispatcherGlib::processEvents (this=0x18ba9a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:323
#19 0x00007fede2420bef in QGuiEventDispatcherGlib::processEvents (this=0x182d510, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#20 0x00007fede4dfd002 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -315535824}) at kernel/qeventloop.cpp:149
#21 0x00007fede4dfd3cd in QEventLoop::exec (this=0x7fffed314e70, flags={i = -315535744}) at kernel/qeventloop.cpp:200
#22 0x00007fede4dff694 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#23 0x00007fedd95a563b in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#24 0x000000000040714e in launch (argc=1, _name=0x1886458 "/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0, envs=0x1886478 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a309 "0") at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:672
#25 0x0000000000407978 in handle_launcher_request (sock=7, who=<value optimized out>) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1164
#26 0x0000000000407f25 in handle_requests (waitForPid=0) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1357
#27 0x0000000000408a66 in main (argc=2, argv=0x7fffed315d08, envp=0x7fffed315d20) at /build/buildd/kde4libs-4.2.95/kinit/kinit.cpp:1784

This bug may be a duplicate of or related to bug 198279

Reported using DrKonqi