Application: kmail (1.13.6)
KDE Platform Version: 4.6.00 (4.6.0) "release 6"
Qt Version: 4.7.1
Operating System: Linux 2.6.37.6-0.7-default i686
Distribution: "openSUSE 11.4 (i586)"

-- Information about the crash:
- What I was doing when the application crashed: having entered 'new message' from KMail client, adding recipients to already typed new message, the whole application closed on clicking on the select button to find recent contacts list, having successfully entered one name for the 'to' field and one name for the 'cc' field.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#7  deref (this=0x8a2ed24, other=...) at ../../src/corelib/arch/qatomic_i386.h:132
#8  QString::operator= (this=0x8a2ed24, other=...) at tools/qstring.cpp:1358
#9  0xb6e95de6 in RecipientItem::setRecipientType (this=0x8a2ed10, type=...) at /usr/src/debug/kdepim-4.4.10/kmail/recipientspicker.cpp:184
#10 0xb6e99a98 in RecipientsPicker::updateList (this=0x8508d28) at /usr/src/debug/kdepim-4.4.10/kmail/recipientspicker.cpp:701
#11 0xb6e9a2a7 in RecipientsPicker::setRecipients (this=0x8508d28, recipients=...) at /usr/src/debug/kdepim-4.4.10/kmail/recipientspicker.cpp:644
#12 0xb6e92a54 in SideWidget::pickRecipient (this=0x860bd50) at /usr/src/debug/kdepim-4.4.10/kmail/recipientseditor.cpp:852
#13 0xb6e9392c in SideWidget::qt_metacall (this=0x860bd50, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfa60288) at /usr/src/debug/kdepim-4.4.10/build/kmail/recipientseditor.moc:528
#14 0xb5cb58ad in QMetaObject::metacall (object=0x860bd50, cl=QMetaObject::InvokeMetaMethod, idx=32, argv=0xbfa60288) at kernel/qmetaobject.cpp:237
#15 0xb5cc5a0c in QMetaObject::activate (sender=0x860cb60, m=0xb6893824, local_signal_index=2, argv=0xbfa60288) at kernel/qobject.cpp:3272
#16 0xb664c6cd in QAbstractButton::clicked (this=0x860cb60, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#17 0xb63475ad in QAbstractButtonPrivate::emitClicked (this=0x860ccb0) at widgets/qabstractbutton.cpp:546
#18 0xb6348e8b in QAbstractButtonPrivate::click (this=0x860ccb0) at widgets/qabstractbutton.cpp:539
#19 0xb6349146 in QAbstractButton::mouseReleaseEvent (this=0x860cb60, e=0xbfa609a4) at widgets/qabstractbutton.cpp:1121
#20 0xb5f855b0 in QWidget::event (this=0x860cb60, event=0xbfa609a4) at kernel/qwidget.cpp:8200
#21 0xb6348160 in QAbstractButton::event (this=0x860cb60, e=0xbfa609a4) at widgets/qabstractbutton.cpp:1080
#22 0xb63ea678 in QPushButton::event (this=0x860cb60, e=0xbfa609a4) at widgets/qpushbutton.cpp:683
#23 0xb5f2a414 in QApplicationPrivate::notify_helper (this=0x809e490, receiver=0x860cb60, e=0xbfa609a4) at kernel/qapplication.cpp:4445
#24 0xb5f33c20 in QApplication::notify (this=0xbfa606bc, receiver=0x860cb60, e=0xbfa609a4) at kernel/qapplication.cpp:4006
#25 0xb74f11f1 in KApplication::notify (this=0xbfa612c0, receiver=0x860cb60, event=0xbfa609a4) at /usr/src/debug/kdelibs-4.6.0/kdeui/kernel/kapplication.cpp:311
#26 0xb5caefbe in QCoreApplication::notifyInternal (this=0xbfa612c0, receiver=0x860cb60, event=0xbfa609a4) at kernel/qcoreapplication.cpp:732
#27 0xb5f2b45c in sendSpontaneousEvent (receiver=0x860cb60, event=0xbfa609a4, alienWidget=0x0, nativeWidget=0x860cb60, buttonDown=0xb689cc00, lastMouseReceiver=..., spontaneous=true) at ../../src/corelib/kernel/qcoreapplication.h:218
#28 QApplicationPrivate::sendMouseEvent (receiver=0x860cb60, event=0xbfa609a4, alienWidget=0x0, nativeWidget=0x860cb60, buttonDown=0xb689cc00, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3103
#29 0xb5fb7030 in QETWidget::translateMouseEvent (this=0x860cb60, event=0xbfa60ebc) at kernel/qapplication_x11.cpp:4438
#30 0xb5fb613e in QApplication::x11ProcessEvent (this=0xbfa612c0, event=0xbfa60ebc) at kernel/qapplication_x11.cpp:3442
#31 0xb5fe0960 in x11EventSourceDispatch (s=0x809dee8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0xb3c5c509 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#33 0xb3c5cd10 in ?? () from /lib/libglib-2.0.so.0
#34 0xb3c5cfce in g_main_context_iteration () from /lib/libglib-2.0.so.0
#35 0xb5cdd74b in QEventDispatcherGlib::processEvents (this=0x8055d90, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#36 0xb5fe055a in QGuiEventDispatcherGlib::processEvents (this=0x8055d90, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0xb5cae29d in QEventLoop::processEvents (this=0xbfa61174, flags=...) at kernel/qeventloop.cpp:149
#38 0xb5cae4c9 in QEventLoop::exec (this=0xbfa61174, flags=...) at kernel/qeventloop.cpp:201
#39 0xb5cb2f70 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#40 0xb5f28104 in QApplication::exec () at kernel/qapplication.cpp:3719
#41 0x0804aa83 in main (argc=) at /usr/src/debug/kdepim-4.4.10/kmail/main.cpp:156

Reported using DrKonqi