Version:           4.4.5 (using KDE 4.4.4) 
OS:                Linux

The Mail part of Kontact crashes when opening a message that is currently being sent and then closing the message window after being already sent.

Reproducible: Always

Steps to Reproduce:
1) Send an email message.
2) While still sending, open the message (a window pops-up).
3) Wait until the message is sent.
4) Close the window with the message.
- crashed -

Actual Results:  
Crash with seg.fault.


Application: kontact (4.4.5)
KDE Platform Version: 4.4.4 (KDE 4.4.4) "release 4"
Qt Version: 4.6.3
Operating System: Linux 2.6.31.14-0.6-default x86_64
Distribution: "openSUSE 11.2 (x86_64)"

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  0x0000000000000000 in ?? ()
#6  0x00007faccda9c7dd in GpgME::Signature::summary() const () from /usr/lib64/libkmailprivate.so.4
#7  0x00007faccdb996a5 in ?? () from /usr/lib64/libkmailprivate.so.4
#8  0x00007faccdc6fd95 in ?? () from /usr/lib64/libkmailprivate.so.4
#9  0x00007faccdb38142 in ?? () from /usr/lib64/libkmailprivate.so.4
#10 0x00007face5b0996d in QObject::event (this=0x404c690, e=0xf0a480) at kernel/qobject.cpp:1231
#11 0x00007face4f0d14f in QWidget::event (this=0x404c690, event=0xf0a480) at kernel/qwidget.cpp:8501
#12 0x00007face52ceabb in QMainWindow::event (this=0x404c690, event=0xf0a480) at widgets/qmainwindow.cpp:1414
#13 0x00007face651c403 in KXmlGuiWindow::event(QEvent*) () from /usr/lib64/libkdeui.so.5
#14 0x00007face4eb77fc in QApplicationPrivate::notify_helper (this=0x63c780, receiver=0x404c690, e=0xf0a480) at kernel/qapplication.cpp:4302
#15 0x00007face4ebdddb in QApplication::notify (this=0x7ffff61eac30, receiver=0x404c690, e=0xf0a480) at kernel/qapplication.cpp:4185
#16 0x00007face6454bb6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#17 0x00007face5af9b1c in QCoreApplication::notifyInternal (this=0x7ffff61eac30, receiver=0x404c690, event=0xf0a480) at kernel/qcoreapplication.cpp:726
#18 0x00007face5afd1d4 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:215
#19 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1367
#20 0x00007face5b23653 in sendPostedEvents () at kernel/qcoreapplication.h:220
#21 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:276
#22 0x00007facdd520dee in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#23 0x00007facdd5247b8 in ?? () from /usr/lib64/libglib-2.0.so.0
#24 0x00007facdd5248e0 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#25 0x00007face5b23193 in QEventDispatcherGlib::processEvents (this=0x63c5b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#26 0x00007face4f6621e in QGuiEventDispatcherGlib::processEvents (this=0x19cb4c0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007face5af8432 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#28 0x00007face5af880c in QEventLoop::exec (this=0x7ffff61eab70, flags=) at kernel/qeventloop.cpp:201
#29 0x00007face5afd4bb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#30 0x0000000000403ede in _start ()