Application that crashed: kontact
Version of the application: 4.3.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-15-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
kmail crashed while fetching emails from imap

when i click for pop3 mailbox everything works

then when i click for imap mailbox fetched also from iphone, kmail crashed

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  0x00007fd2295ea485 in ?? () from /usr/lib/libkmailprivate.so.4
#6  0x00007fd2297dc0b0 in ?? () from /usr/lib/libkmailprivate.so.4
#7  0x00007fd2297dfad8 in ?? () from /usr/lib/libkmailprivate.so.4
#8  0x00007fd23f23dddc in QMetaObject::activate (sender=0x123c130, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3113
#9  0x00007fd23f613af2 in KJob::result (this=0x18514c0, _t1=0x123c130) at ./kjob.moc:188
#10 0x00007fd23f613e6f in KJob::emitResult (this=0x123c130) at ../../kdecore/jobs/kjob.cpp:304
#11 0x00007fd23d69cd93 in KIO::SimpleJob::slotFinished (this=0x123c130) at ../../kio/kio/job.cpp:477
#12 0x00007fd23d69b6f6 in KIO::SimpleJob::slotError (this=0x123c130, err=<value optimized out>, errorText=...) at ../../kio/kio/job.cpp:489
#13 0x00007fd23d69b838 in KIO::SimpleJob::qt_metacall (this=0x123c130, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff880c8030) at ./jobclasses.moc:158
#14 0x00007fd23f23dddc in QMetaObject::activate (sender=0x1f56790, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3113
#15 0x00007fd23d75a026 in KIO::SlaveInterface::error (this=0x18514c0, _t1=143, _t2=<value optimized out>) at ./slaveinterface.moc:153
#16 0x00007fd23d74d2bd in KIO::Slave::gotInput (this=0x1f56790) at ../../kio/kio/slave.cpp:331
#17 0x00007fd23d74f26c in KIO::Slave::qt_metacall (this=0x1f56790, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff880c81a0) at ./slave.moc:76
#18 0x00007fd23f23dddc in QMetaObject::activate (sender=0x1f577b0, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3113
#19 0x00007fd23d66a098 in KIO::Connection::qt_metacall (this=0x1f577b0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x12d0420) at ./connection.moc:72
#20 0x00007fd23f2380f9 in QObject::event (this=0x1f577b0, e=0x1052210) at kernel/qobject.cpp:1111
#21 0x00007fd23fb48efc in QApplicationPrivate::notify_helper (this=0xeeb110, receiver=0x1f577b0, e=0x1052210) at kernel/qapplication.cpp:4056
#22 0x00007fd23fb501ce in QApplication::notify (this=0x7fff880c8b20, receiver=0x1f577b0, e=0x1052210) at kernel/qapplication.cpp:4021
#23 0x00007fd24077fab6 in KApplication::notify (this=0x7fff880c8b20, receiver=0x1f577b0, event=0x1052210) at ../../kdeui/kernel/kapplication.cpp:302
#24 0x00007fd23f228c2c in QCoreApplication::notifyInternal (this=0x7fff880c8b20, receiver=0x1f577b0, event=0x1052210) at kernel/qcoreapplication.cpp:610
#25 0x00007fd23f22980a in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0xeb3080) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0xeb3080) at kernel/qcoreapplication.cpp:1247
#27 0x00007fd23f251533 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#28 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:210
#29 0x00007fd238aa2bbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#30 0x00007fd238aa6588 in ?? () from /lib/libglib-2.0.so.0
#31 0x00007fd238aa66b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#32 0x00007fd23f2511a6 in QEventDispatcherGlib::processEvents (this=0xeb2cb0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#33 0x00007fd23fbdd4be in QGuiEventDispatcherGlib::processEvents (this=0x18514c0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#34 0x00007fd23f227532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#35 0x00007fd23f227904 in QEventLoop::exec (this=0x7fff880c8a60, flags=) at kernel/qeventloop.cpp:201
#36 0x00007fd23f229ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#37 0x0000000000403f47 in _start ()

This bug may be a duplicate of or related to bug 212249

Reported using DrKonqi