Application: kopete (1.0.0)
KDE Platform Version: 4.4.3 (KDE 4.4.3)
Qt Version: 4.6.2
Operating System: Linux 2.6.33-4.slh.1-sidux-amd64 x86_64
Distribution: Debian GNU/Linux unstable (sid)

-- Information about the crash:
at the day (some houers ago) the font size at the chat window gone very big (only from the partner font size from my doesn change.
And earlier of that I had removed all kopete setings in ~/.kde/share/apps and ~/.kde/share/config after that i set a new account put I can't get online (without a message e.g becaus a wrong password)
but it workt with the old setting. I've gor a backup from the settings.

While I surfed I want to close an chat window than it crash, after that I could't restart Kopete (I have'n done a reboot yet)

The crash can be reproduced every time.

 -- Backtrace:
Application: Kopete (kopete), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f9a663c7760 (LWP 26791))]

Thread 4 (Thread 0x7f9a509ee910 (LWP 26793)):
#0  0x00007f9a62825e32 in select () from /lib/libc.so.6
#1  0x00007f9a63e78813 in QProcessManager::run (this=0x7f9a641b37e0) at io/qprocess_unix.cpp:245
#2  0x00007f9a63da85c5 in QThreadPrivate::start (arg=0x7f9a641b37e0) at thread/qthread_unix.cpp:248
#3  0x00007f9a5e6d47aa in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f9a6282c59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f9a4b956910 (LWP 26795)):
#0  0x00007f9a62821633 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9a5de24299 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f9a5de246ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f9a63ec63c6 in QEventDispatcherGlib::processEvents (this=0x2afe6d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f9a63e9b842 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f9a63e9bc1c in QEventLoop::exec (this=0x2afe4d0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f9a4fae614b in QCA::SyncThread::run() () from /usr/lib/libqca.so.2
#7  0x00007f9a63da85c5 in QThreadPrivate::start (arg=0x2afdeb0) at thread/qthread_unix.cpp:248
#8  0x00007f9a5e6d47aa in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f9a6282c59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9a4b155910 (LWP 26796)):
#0  0x00007f9a62821633 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=4318) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9a5de24299 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f9a5de246ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f9a63ec63c6 in QEventDispatcherGlib::processEvents (this=0x2c031b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f9a63e9b842 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f9a63e9bc1c in QEventLoop::exec (this=0x2c07420, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f9a4ff37f82 in ?? () from /usr/lib/kde4/kopete_jabber.so
#7  0x00007f9a63da85c5 in QThreadPrivate::start (arg=0x2ca42f0) at thread/qthread_unix.cpp:248
#8  0x00007f9a5e6d47aa in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f9a6282c59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9a663c7760 (LWP 26791)):
[KCrash Handler]
#5  0x00007f9a4febdd80 in ?? () from /usr/lib/kde4/kopete_jabber.so
#6  0x00007f9a4fe920da in ?? () from /usr/lib/kde4/kopete_jabber.so
#7  0x00007f9a4fedbf3c in ?? () from /usr/lib/kde4/kopete_jabber.so
#8  0x00007f9a4fe730bf in JabberClient::slotCSAuthenticated() () from /usr/lib/kde4/kopete_jabber.so
#9  0x00007f9a4fe73bac in JabberClient::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/kde4/kopete_jabber.so
#10 0x00007f9a63eafc4f in QMetaObject::activate (sender=0x2b006c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cb1101) at kernel/qobject.cpp:3293
#11 0x00007f9a4fefcce9 in ?? () from /usr/lib/kde4/kopete_jabber.so
#12 0x00007f9a4fefd203 in ?? () from /usr/lib/kde4/kopete_jabber.so
#13 0x00007f9a4fe7dd4c in ?? () from /usr/lib/kde4/kopete_jabber.so
#14 0x00007f9a63eafc4f in QMetaObject::activate (sender=0x2affe60, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cb1101) at kernel/qobject.cpp:3293
#15 0x00007f9a4fe7eaa1 in ?? () from /usr/lib/kde4/kopete_jabber.so
#16 0x00007f9a63eafc4f in QMetaObject::activate (sender=0x2b49900, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cb1101) at kernel/qobject.cpp:3293
#17 0x00007f9a4feff4f5 in ?? () from /usr/lib/kde4/kopete_jabber.so
#18 0x00007f9a4feff610 in ?? () from /usr/lib/kde4/kopete_jabber.so
#19 0x00007f9a63eafc4f in QMetaObject::activate (sender=0x2ad46e0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cb1101) at kernel/qobject.cpp:3293
#20 0x00007f9a4fb3e3a6 in QCA::SASL::Private::processNextAction() () from /usr/lib/libqca.so.2
#21 0x00007f9a4fb3e919 in QCA::SASL::Private::sasl_resultsReady() () from /usr/lib/libqca.so.2
#22 0x00007f9a4fb38828 in QCA::SASL::Private::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libqca.so.2
#23 0x00007f9a63eafc4f in QMetaObject::activate (sender=0x2b576f0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cb1101) at kernel/qobject.cpp:3293
#24 0x00007f9a4fb57f5d in QCA::SASLContext::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libqca.so.2
#25 0x00007f9a63eacb59 in QObject::event (this=0x2b576f0, e=0x2b46180) at kernel/qobject.cpp:1248
#26 0x00007f9a62fc08fc in QApplicationPrivate::notify_helper (this=0x2636670, receiver=0x2b576f0, e=0x2b46180) at kernel/qapplication.cpp:4300
#27 0x00007f9a62fc6ddb in QApplication::notify (this=0x7fff7faf17f0, receiver=0x2b576f0, e=0x2b46180) at kernel/qapplication.cpp:4183
#28 0x00007f9a64884366 in KApplication::notify (this=0x7fff7faf17f0, receiver=0x2b576f0, event=0x2b46180) at ../../kdeui/kernel/kapplication.cpp:302
#29 0x00007f9a63e9cf1c in QCoreApplication::notifyInternal (this=0x7fff7faf17f0, receiver=0x2b576f0, event=0x2b46180) at kernel/qcoreapplication.cpp:704
#30 0x00007f9a63e9f697 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x25fdad0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#31 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x25fdad0) at kernel/qcoreapplication.cpp:1345
#32 0x00007f9a63ec6833 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#33 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#34 0x00007f9a5de206c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#35 0x00007f9a5de24538 in ?? () from /lib/libglib-2.0.so.0
#36 0x00007f9a5de246ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#37 0x00007f9a63ec6373 in QEventDispatcherGlib::processEvents (this=0x25fd220, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#38 0x00007f9a630703de in QGuiEventDispatcherGlib::processEvents (this=0x7fff7faf01d0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f9a63e9b842 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#40 0x00007f9a63e9bc1c in QEventLoop::exec (this=0x7fff7faf1740, flags=) at kernel/qeventloop.cpp:201
#41 0x00007f9a63e9f95b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#42 0x0000000000415652 in _start ()

Reported using DrKonqi