Application that crashed: kontact
Version of the application: 4.3.0 rc1
KDE Version: 4.2.95 (KDE 4.2.95 (KDE 4.3 RC1))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-13-generic x86_64
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
once again kmail crashed when I was trying to open a mail folder (a inbox)

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  KPIM::ProgressItem::removeChild (this=0x5cf6e40, kiddo=0x4062140) at /usr/include/qt4/QtCore/qbasicatomic.h:69
#6  0x00007fa2f31c2a03 in KPIM::ProgressItem::setComplete (this=0x4062140) at /build/buildd/kdepim-4.2.95a/libkdepim/progressmanager.cpp:58
#7  0x00007fa2db243945 in KMail::ImapAccountBase::removeJob (this=0x390c880, it=@0x7ffffc6f95d0) at /build/buildd/kdepim-4.2.95a/kmail/imapaccountbase.cpp:1370
#8  0x00007fa2db153251 in KMail::ListJob::slotListResult (this=0x67e38f0, job=0x6749350) at /build/buildd/kdepim-4.2.95a/kmail/listjob.cpp:182
#9  0x00007fa2db1545c7 in KMail::ListJob::qt_metacall (this=0x67e38f0, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x7ffffc6f9740)
    at /build/buildd/kdepim-4.2.95a/obj-x86_64-linux-gnu/kmail/listjob.moc:77
#10 0x00007fa2eebd61f2 in QMetaObject::activate (sender=0x6749350, from_signal_index=<value optimized out>, to_signal_index=7, argv=0x1) at kernel/qobject.cpp:3069
#11 0x00007fa2ef21a472 in KJob::result (this=0x5cf6e40, _t1=0x6749350) at /build/buildd/kde4libs-4.2.95/obj-x86_64-linux-gnu/kdecore/kjob.moc:188
#12 0x00007fa2ef21a7ef in KJob::emitResult (this=0x6749350) at /build/buildd/kde4libs-4.2.95/kdecore/jobs/kjob.cpp:304
#13 0x00007fa2f1094d50 in KIO::SimpleJob::slotFinished (this=0x6749350) at /build/buildd/kde4libs-4.2.95/kio/kio/job.cpp:477
#14 0x00007fa2f1094e85 in KIO::ListJob::slotFinished (this=0x6749350) at /build/buildd/kde4libs-4.2.95/kio/kio/job.cpp:2408
#15 0x00007fa2f1091fdd in KIO::ListJob::qt_metacall (this=0x6749350, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffffc6f9a80)
    at /build/buildd/kde4libs-4.2.95/obj-x86_64-linux-gnu/kio/jobclasses.moc:764
#16 0x00007fa2eebd61f2 in QMetaObject::activate (sender=0x2405c10, from_signal_index=<value optimized out>, to_signal_index=8, argv=0x1) at kernel/qobject.cpp:3069
#17 0x00007fa2f11513d1 in KIO::SlaveInterface::dispatch (this=0x2405c10, _cmd=104, rawdata=<value optimized out>) at /build/buildd/kde4libs-4.2.95/kio/kio/slaveinterface.cpp:175
#18 0x00007fa2f114df22 in KIO::SlaveInterface::dispatch (this=0x2405c10) at /build/buildd/kde4libs-4.2.95/kio/kio/slaveinterface.cpp:91
#19 0x00007fa2f1140aa3 in KIO::Slave::gotInput (this=0x2405c10) at /build/buildd/kde4libs-4.2.95/kio/kio/slave.cpp:322
#20 0x00007fa2f1142d08 in KIO::Slave::qt_metacall (this=0x2405c10, _c=QMetaObject::InvokeMetaMethod, _id=36796136, _a=0x7ffffc6f9ea0)
    at /build/buildd/kde4libs-4.2.95/obj-x86_64-linux-gnu/kio/slave.moc:76
#21 0x00007fa2eebd61f2 in QMetaObject::activate (sender=0x36b8c70, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x1) at kernel/qobject.cpp:3069
#22 0x00007fa2f105e761 in KIO::ConnectionPrivate::dequeue (this=0x39b3340) at /build/buildd/kde4libs-4.2.95/kio/kio/connection.cpp:82
#23 0x00007fa2f105ebba in KIO::Connection::qt_metacall (this=0x36b8c70, _c=QMetaObject::InvokeMetaMethod, _id=36796136, _a=0x5c47ed0)
    at /build/buildd/kde4libs-4.2.95/obj-x86_64-linux-gnu/kio/connection.moc:73
#24 0x00007fa2eebd0848 in QObject::event (this=0x36b8c70, e=0x414db50) at kernel/qobject.cpp:1118
#25 0x00007fa2ef77878d in QApplicationPrivate::notify_helper (this=0x234d550, receiver=0x36b8c70, e=0x414db50) at kernel/qapplication.cpp:4084
#26 0x00007fa2ef78097a in QApplication::notify (this=0x7ffffc6fa900, receiver=0x36b8c70, e=0x414db50) at kernel/qapplication.cpp:4049
#27 0x00007fa2f0bb062b in KApplication::notify (this=0x7ffffc6fa900, receiver=0x36b8c70, event=0x414db50) at /build/buildd/kde4libs-4.2.95/kdeui/kernel/kapplication.cpp:302
#28 0x00007fa2eebc075c in QCoreApplication::notifyInternal (this=0x7ffffc6fa900, receiver=0x36b8c70, event=0x414db50) at kernel/qcoreapplication.cpp:602
#29 0x00007fa2eebc13ca in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x2317690) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#30 0x00007fa2eebea1e3 in postEventSourceDispatch (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#31 0x00007fa2e82f620a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#32 0x00007fa2e82f98e0 in ?? () from /usr/lib/libglib-2.0.so.0
#33 0x00007fa2e82f9a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#34 0x00007fa2eebe9e6f in QEventDispatcherGlib::processEvents (this=0x2316ea0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:323
#35 0x00007fa2ef810bef in QGuiEventDispatcherGlib::processEvents (this=0x5cf6e40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#36 0x00007fa2eebbf002 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -59791328}) at kernel/qeventloop.cpp:149
#37 0x00007fa2eebbf3cd in QEventLoop::exec (this=0x7ffffc6fa860, flags={i = -59791248}) at kernel/qeventloop.cpp:200
#38 0x00007fa2eebc1694 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#39 0x0000000000404945 in main (argc=1, argv=0x7ffffc6fafe8) at /build/buildd/kdepim-4.2.95a/kontact/src/main.cpp:218

This bug may be a duplicate of or related to bug 198567

Reported using DrKonqi