Version:            (using KDE 4.2.0)
OS:                Linux
Installed from:    Debian testing/unstable Packages

When KDE4 starts and Ark is opened automatically, Ark opens only his window without content. Then, when is closed, Ark crashes. The backtrace:

Aplicativo: Ark (ark), sinal SIGSEGV
0x00007fbda0d9ab20 in __nanosleep_nocancel () from /lib/libc.so.6
[Current thread is 1 (Thread 0x7fbda377e750 (LWP 4260))]

Thread 1 (Thread 0x7fbda377e750 (LWP 4260)):
[KCrash Handler]
#5  0x000000000040d210 in ~MainWindow (this=0x960ed0) at ../../../ark/app/mainwindow.cpp:73
#6  0x00007fbda14be375 in QObject::event (this=0x960ed0, e=0x7fbda0e192a8) at kernel/qobject.cpp:1139
#7  0x00007fbda19b37d6 in QWidget::event (this=0x960ed0, event=0x966a80) at kernel/qwidget.cpp:7551
#8  0x00007fbda1ccb44b in QMainWindow::event (this=0x960ed0, event=0x966a80) at widgets/qmainwindow.cpp:1268
#9  0x00007fbda2a809d8 in KXmlGuiWindow::event (this=0x6e006f0063002f, ev=0x7fbda0e192a8) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:131
#10 0x00007fbda1961a5d in QApplicationPrivate::notify_helper (this=0x884b20, receiver=0x960ed0, e=0x966a80) at kernel/qapplication.cpp:3803
#11 0x00007fbda19697da in QApplication::notify (this=0x7fffab8ba670, receiver=0x960ed0, e=0x966a80) at kernel/qapplication.cpp:3768
#12 0x00007fbda2976fab in KApplication::notify (this=0x7fffab8ba670, receiver=0x960ed0, event=0x966a80) at ../../kdeui/kernel/kapplication.cpp:307
#13 0x00007fbda14af391 in QCoreApplication::notifyInternal (this=0x7fffab8ba670, receiver=0x960ed0, event=0x966a80) at kernel/qcoreapplication.cpp:587
#14 0x00007fbda14b002a in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x86fa20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:209
#15 0x00007fbda14d7a93 in postEventSourceDispatch (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:214
#16 0x00007fbd9da8bafb in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#17 0x00007fbd9da8f2bd in ?? () from /usr/lib/libglib-2.0.so.0
#18 0x00007fbd9da8f47b in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#19 0x00007fbda14d771f in QEventDispatcherGlib::processEvents (this=0x8about:84500, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:319
#20 0x00007fbda19f347f in QGuiEventDispatcherGlib::processEvents (this=0x6e006f0063002f, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:198
#21 0x00007fbda14adcb2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1416911616}) at kernel/qeventloop.cpp:143
#22 0x00007fbda14ade3d in QEventLoop::exec (this=0x7fffab8ba540, flags={i = -1416911536}) at kernel/qeventloop.cpp:194
#23 0x00007fbda14b02ed in QCoreApplication::exec () at kernel/qcoreapplication.cpp:845about:
#24 0x000000000040c1e8 in main (argc=3, argv=0x7fffab8bb2d8) at ../../../ark/app/main.cpp:204