Application that crashed: kontact
Version of the application: 4.3.4
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-16-generic-pae i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
My computer was on RAM sleeping. I was click on the button that show that my email server was unable to be reach because of the sleeping mode and then Kmail crash.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  KIO::Slave::deref (this=0x9a07c50) at ../../kio/kio/slave.cpp:242
#7  0xb59e5b26 in KIO::Slave::gotInput (this=0x9a07c50) at ../../kio/kio/slave.cpp:335
#8  0xb59e7f13 in KIO::Slave::qt_metacall (this=0x9a07c50, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbfbc804c) at ./slave.moc:76
#9  0xb6566263 in QMetaObject::activate (sender=0xa5dd678, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#10 0xb6566ec2 in QMetaObject::activate (sender=0xa5dd678, m=0xb5ad78a0, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#11 0xb58eff37 in KIO::Connection::readyRead (this=0xa5dd678) at ./connection.moc:86
#12 0xb58f1cfe in KIO::ConnectionPrivate::dequeue (this=0xa3c9ef0) at ../../kio/kio/connection.cpp:82
#13 0xb58f1e2e in KIO::Connection::qt_metacall (this=0xa5dd678, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xa371950) at ./connection.moc:73
#14 0xb655ef0b in QMetaCallEvent::placeMetaCall (this=0x9d972e8, object=0xa5dd678) at kernel/qobject.cpp:477
#15 0xb65605fe in QObject::event (this=0xa5dd678, e=0x9d972e8) at kernel/qobject.cpp:1111
#16 0xb69b1f54 in QApplicationPrivate::notify_helper (this=0x86de7e8, receiver=0xa5dd678, e=0x9d972e8) at kernel/qapplication.cpp:4056
#17 0xb69b967c in QApplication::notify (this=0xbfbc88e4, receiver=0xa5dd678, e=0x9d972e8) at kernel/qapplication.cpp:3603
#18 0xb74021aa in KApplication::notify (this=0xbfbc88e4, receiver=0xa5dd678, event=0x9d972e8) at ../../kdeui/kernel/kapplication.cpp:302
#19 0xb65506cb in QCoreApplication::notifyInternal (this=0xbfbc88e4, receiver=0xa5dd678, event=0x9d972e8) at kernel/qcoreapplication.cpp:610
#20 0xb65512b2 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x86b6820) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#21 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x86b6820) at kernel/qcoreapplication.cpp:1247
#22 0xb655147d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#23 0xb657b3ff in QCoreApplication::sendPostedEvents (s=0x86deb98) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#24 postEventSourceDispatch (s=0x86deb98) at kernel/qeventdispatcher_glib.cpp:210
#25 0xb4879e78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#26 0xb487d720 in ?? () from /lib/libglib-2.0.so.0
#27 0xb487d853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#28 0xb657b02c in QEventDispatcherGlib::processEvents (this=0x86b69f8, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#29 0xb6a52be5 in QGuiEventDispatcherGlib::processEvents (this=0x86b69f8, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#30 0xb654ec79 in QEventLoop::processEvents (this=0xbfbc8844, flags=) at kernel/qeventloop.cpp:149
#31 0xb654f0ca in QEventLoop::exec (this=0xbfbc8844, flags=...) at kernel/qeventloop.cpp:201
#32 0xb655153f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#33 0xb69b1dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#34 0x0804b4e6 in main (argc=1, argv=0xbfbc8b04) at ../../../kontact/src/main.cpp:218

Reported using DrKonqi