Application that crashed: kopete
Version of the application: 0.80.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.28-16-generic x86_64
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Was having a multiuser chat window, change desktop, back to kopete desktop = crash

 -- Backtrace:
Application: Kopete (kopete), signal: Segmentation fault
[Current thread is 0 (LWP 10719)]

Thread 4 (Thread 0x7f73abf33950 (LWP 10726)):
#0  0x00007f73b60a1496 in *__GI___poll (fds=0xe18df0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f73b1ed177f in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f73b1ed1a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f73b7a86aae in QEventDispatcherGlib::processEvents (this=0xdcdb80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:329
#4  0x00007f73b7a5bf42 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1410126112}) at kernel/qeventloop.cpp:149
#5  0x00007f73b7a5c314 in QEventLoop::exec (this=0xe194e0, flags={i = -1410125712}) at kernel/qeventloop.cpp:201
#6  0x00007f73a91072cb in QCA::SyncThread::run () from /usr/lib/libqca.so.2
#7  0x00007f73b7973d35 in QThreadPrivate::start (arg=0xfbe130) at thread/qthread_unix.cpp:188
#8  0x00007f73b3e8a3ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#9  0x00007f73b60aafcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f73a3910950 (LWP 10727)):
#0  0x00007f73b60a1496 in *__GI___poll (fds=0x127e880, nfds=1, timeout=2193) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f73b1ed177f in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f73b1ed1a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f73b7a86aae in QEventDispatcherGlib::processEvents (this=0xf64e10, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:329
#4  0x00007f73b7a5bf42 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1550778336}) at kernel/qeventloop.cpp:149
#5  0x00007f73b7a5c314 in QEventLoop::exec (this=0x1349b00, flags={i = -1550778256}) at kernel/qeventloop.cpp:201
#6  0x00007f73a9552e13 in ?? () from /usr/lib/kde4/kopete_jabber.so
#7  0x00007f73b7973d35 in QThreadPrivate::start (arg=0x1342e40) at thread/qthread_unix.cpp:188
#8  0x00007f73b3e8a3ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#9  0x00007f73b60aafcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f73a310f950 (LWP 10728)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f73b7974d19 in QWaitCondition::wait (this=0x14317f0, mutex=0x14317e8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f73b8d0d81c in QHostInfoAgent::run (this=0x14317d0) at kernel/qhostinfo.cpp:260
#3  0x00007f73b7973d35 in QThreadPrivate::start (arg=0x14317d0) at thread/qthread_unix.cpp:188
#4  0x00007f73b3e8a3ba in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007f73b60aafcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f73bba29750 (LWP 10719)):
[KCrash Handler]
#5  _int_malloc (av=0x7f73b6332a00, bytes=40) at malloc.c:4171
#6  0x00007f73b6041828 in *__GI___libc_malloc (bytes=40) at malloc.c:3551
#7  0x00007f73b79b7ab9 in QString::realloc (this=0x7fffa48a12f0, alloc=<value optimized out>) at tools/qstring.cpp:1066
#8  0x00007f73b79b8185 in QString::resize (this=0x7fffa48a12f0, size=1) at tools/qstring.cpp:1002
#9  0x00007f73b79b8fac in QString::expand (this=0x7f73b6332a00, i=<value optimized out>) at tools/qstring.cpp:1107
#10 0x00007f73b79b902a in QString::insert (this=0x7fffa48a12f0, i=0, ch={ucs = 48}) at tools/qstring.cpp:1275
#11 0x00007f73b79a0bf2 in QLocalePrivate::longLongToString (this=0x7f73b7abc500, l=<value optimized out>, precision=1, base=10, width=0, flags=0)
    at ../../include/QtCore/../../src/corelib/tools/qstring.h:256
#12 0x00007f73b79c099f in QString::arg (this=0x7fffa48a14e0, a=0, fieldWidth=0, base=10, fillChar=@0x7fffa48a15d0) at tools/qstring.cpp:6436
#13 0x00007f73b85a6f9b in readEntryGui (data=<value optimized out>, key=<value optimized out>, input=<value optimized out>, output=@0x7fffa48a1660) at /usr/include/qt4/QtCore/qstring.h:730
#14 0x00007f73b805c7d7 in KConfigGroup::readEntry (this=<value optimized out>, key=0x7f73b8797d08 "BackgroundNormal", aDefault=@0x7fffa48a16e0)
    at /build/buildd/kde4libs-4.3.2/kdecore/config/kconfiggroup.cpp:541
#15 0x00007f73b859369c in KConfigGroup::readEntry<QColor> (this=0x7fffa48a17e0, key=0x7f73b8797d08 "BackgroundNormal", aDefault=<value optimized out>)
    at /build/buildd/kde4libs-4.3.2/kdecore/config/kconfiggroup.h:720
#16 0x00007f73b8590458 in KColorSchemePrivate (this=0x3758070, config=@0x7fffa48a1a50, state=QPalette::Active, group=0x7f73b8797d2d "Colors:Window", defaults=
        {NormalBackground = {224, 223, 222}, AlternateBackground = {218, 217, 216}, NormalText = {20, 19, 18}, InactiveText = {136, 135, 134}, ActiveText = {255, 128, 224}, LinkText = {0, 87, 174}, VisitedText = {100, 74, 155}, NegativeText = {191, 3, 3}, NeutralText = {176, 128, 0}, PositiveText = {0, 110, 40}}) at /build/buildd/kde4libs-4.3.2/kdeui/colors/kcolorscheme.cpp:270
#17 0x00007f73b8590d16 in KColorScheme (this=0x7fffa48a19f0, state=QPalette::Active, set=<value optimized out>, config={d = 0x7fffa48a1a50})
    at /build/buildd/kde4libs-4.3.2/kdeui/colors/kcolorscheme.cpp:421
#18 0x00007f73a9821440 in ?? () from /usr/lib/kde4/kopete_chatwindow.so
#19 0x00007f73a982771f in ?? () from /usr/lib/kde4/kopete_chatwindow.so
#20 0x00007f73b7a72ea2 in QMetaObject::activate (sender=0x158d890, from_signal_index=<value optimized out>, to_signal_index=35, argv=0x30) at kernel/qobject.cpp:3113
#21 0x00007f73a9818eb0 in ?? () from /usr/lib/kde4/kopete_chatwindow.so
#22 0x00007f73a981a237 in ?? () from /usr/lib/kde4/kopete_chatwindow.so
#23 0x00007f73a981a374 in ?? () from /usr/lib/kde4/kopete_chatwindow.so
#24 0x00007f73b6cd2a04 in QWidget::event (this=0x2d80a20, event=0x7fffa48a23d0) at kernel/qwidget.cpp:7824
#25 0x00007f73b706089b in QMainWindow::event (this=0x2d80a20, event=0x7fffa48a23d0) at widgets/qmainwindow.cpp:1399
#26 0x00007f73b8756ac8 in KXmlGuiWindow::event (this=0x7f73b6332a00, ev=0x28) at /build/buildd/kde4libs-4.3.2/kdeui/xmlgui/kxmlguiwindow.cpp:131
#27 0x00007f73b6c81f4d in QApplicationPrivate::notify_helper (this=0x88f4a0, receiver=0x2d80a20, e=0x7fffa48a23d0) at kernel/qapplication.cpp:4056
#28 0x00007f73b6c8a18a in QApplication::notify (this=0x7fffa48a40a0, receiver=0x2d80a20, e=0x7fffa48a23d0) at kernel/qapplication.cpp:4021
#29 0x00007f73b8649abb in KApplication::notify (this=0x7fffa48a40a0, receiver=0x2d80a20, event=0x7fffa48a23d0) at /build/buildd/kde4libs-4.3.2/kdeui/kernel/kapplication.cpp:302
#30 0x00007f73b7a5d6ac in QCoreApplication::notifyInternal (this=0x7fffa48a40a0, receiver=0x2d80a20, event=0x7fffa48a23d0) at kernel/qcoreapplication.cpp:610
#31 0x00007f73b6c88cd4 in QApplication::setActiveWindow (act=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#32 0x00007f73b6cf25c0 in QApplication::x11ProcessEvent (this=0x7fffa48a40a0, event=0x7fffa48a3ce0) at kernel/qapplication_x11.cpp:3469
#33 0x00007f73b6d1b454 in x11EventSourceDispatch (s=0x8e2120, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#34 0x00007f73b1ece20a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#35 0x00007f73b1ed18e0 in ?? () from /usr/lib/libglib-2.0.so.0
#36 0x00007f73b1ed1a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#37 0x00007f73b7a86a8f in QEventDispatcherGlib::processEvents (this=0x861f70, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#38 0x00007f73b6d1abdf in QGuiEventDispatcherGlib::processEvents (this=0x7f73b6332a00, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#39 0x00007f73b7a5bf42 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1534443568}) at kernel/qeventloop.cpp:149
#40 0x00007f73b7a5c314 in QEventLoop::exec (this=0x7fffa48a4010, flags={i = -1534443488}) at kernel/qeventloop.cpp:201
#41 0x00007f73b7a5e5e4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#42 0x0000000000415898 in _start ()

Reported using DrKonqi