Version:            (using KDE 4.1.2)
Installed from:    Ubuntu Packages

Kopete crashes during start. This happened first when I added an account which has quite some contacts (more than 200). The backtrace generated in the KDE bug helper is:

[KCrash handler]
#6  0xb64619bc in memcpy () from /lib/tls/i686/cmov/libc.so.6
#7  0xb784574a in KNetwork::Internal::KSocketBuffer::sendTo (this=0xb0f060f8, 
    dev=0xb0f07b10, len=-1)
    at /build/buildd/kde4libs-4.1.2/kdecore/network/k3socketbuffer.cpp:256
#8  0xb7831779 in KNetwork::KBufferedSocket::slotWriteActivity (
    this=0xb0f06298)
    at /build/buildd/kde4libs-4.1.2/kdecore/network/k3bufferedsocket.cpp:349
#9  0xb783155b in KNetwork::KBufferedSocket::qt_metacall (this=0xb0f06298, 
    _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfdaabdc)
    at /build/buildd/kde4libs-4.1.2/obj-i486-linux-gnu/kdecore/k3bufferedsocket.moc:68
#10 0xb75acf79 in QMetaObject::activate (sender=0x8876a58, 
    from_signal_index=4, to_signal_index=4, argv=0xbfdaabdc)
    at kernel/qobject.cpp:3016
#11 0xb75ad642 in QMetaObject::activate (sender=0x8876a58, m=0xb768ca90, 
    local_signal_index=0, argv=0xbfdaabdc) at kernel/qobject.cpp:3086
#12 0xb75ea6b3 in QSocketNotifier::activated (this=0x8876a58, _t1=34)
    at .moc/release-shared/moc_qsocketnotifier.cpp:81
#13 0xb75b360f in QSocketNotifier::event (this=0x8876a58, e=0xbfdab010)
    at kernel/qsocketnotifier.cpp:326
#14 0xb6a6ef9c in QApplicationPrivate::notify_helper (this=0x80c86f0, 
    receiver=0x8876a58, e=0xbfdab010) at kernel/qapplication.cpp:3800
#15 0xb6a73bf9 in QApplication::notify (this=0xbfdab268, receiver=0x8876a58, 
    e=0xbfdab010) at kernel/qapplication.cpp:3392
#16 0xb7a8d483 in KApplication::notify (this=0xbfdab268, receiver=0x8876a58, 
    event=0xbfdab010)
    at /build/buildd/kde4libs-4.1.2/kdeui/kernel/kapplication.cpp:311
#17 0xb75980b9 in QCoreApplication::notifyInternal (this=0xbfdab268, 
    receiver=0x8876a58, event=0xbfdab010) at kernel/qcoreapplication.cpp:591
#18 0xb75c3883 in socketNotifierSourceDispatch (source=0x80bf2e0)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 0xb5f81cc6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#20 0xb5f85083 in ?? () from /usr/lib/libglib-2.0.so.0
#21 0xb5f8563e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#22 0xb75c39f8 in QEventDispatcherGlib::processEvents (this=0x80c87a8, 
    flags=@0xbfdab158) at kernel/qeventdispatcher_glib.cpp:325
#23 0xb6b02a25 in QGuiEventDispatcherGlib::processEvents (this=0x80c87a8, 
    flags=@0xbfdab188) at kernel/qguieventdispatcher_glib.cpp:204
#24 0xb759733d in QEventLoop::processEvents (this=0xbfdab200, 
    flags=@0xbfdab1c4) at kernel/qeventloop.cpp:149
#25 0xb75974cd in QEventLoop::exec (this=0xbfdab200, flags=@0xbfdab208)
    at kernel/qeventloop.cpp:200
#26 0xb759974d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:849
#27 0xb6a6e897 in QApplication::exec () at kernel/qapplication.cpp:3330
#28 0x08087efb in ?? ()
#29 0xb6404450 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#30 0x080644b1 in _start ()
#0  0xb7f4a410 in __kernel_vsyscall ()