Application: kwin_rules_dialog (1.0)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.16.0-4-amd64 x86_64
Distribution: Debian GNU/Linux 8.5 (jessie)

-- Information about the crash:
ich wollte in der Fenstrerverwaltung spezielle Einstellungen für LibreOffice Writer Vrsion 3.6.6.2 einstellen dann kam die Absturzmeldung.

The crash does not seem to be reproducible.

-- Backtrace:
Application: KWin (kwin_rules_dialog), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#6  0x00007f1715d98872 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f1715122207 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#8  0x00007f1716c3b229 in KPushButton::~KPushButton() () from /usr/lib/libkdeui.so.5
#9  0x00007f1715d96248 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f1715122173 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#11 0x00007f17154cc069 in QDialogButtonBox::~QDialogButtonBox() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#12 0x00007f1716ac0d9a in KDialog::setButtons(QFlags<KDialog::ButtonCode>) () from /usr/lib/libkdeui.so.5
#13 0x00007f17000deec5 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin_rules_dialog.so
#14 0x00007f17000d61a5 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin_rules_dialog.so
#15 0x00000000004084b0 in _start ()

Reported using DrKonqi