Version:            (using KDE KDE 3.5.7)
Installed from:    Mandriva RPMs
OS:                Linux

when i start pc .... kde window decorator crash ...i have this 

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Using host libthread_db library "/lib/i686/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1229162800 (LWP 5575)]
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[KCrash handler]
#6  0xb7788c30 in QWidget::~QWidget$base ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#7  0xb77e25f8 in QButton::~QButton$base ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#8  0xb7ecc911 in KCommonDecorationButton::~KCommonDecorationButton$base ()
   from /usr/lib/libkdecorations.so.1
#9  0xb69f1b75 in KWinIaOra::IaOraButton::~IaOraButton$delete ()
   from /usr/lib/kde3/kwin3_iaora.so
#10 0xb7ecf8c4 in KCommonDecoration::~KCommonDecoration$base ()
   from /usr/lib/libkdecorations.so.1
#11 0xb69efef8 in KWinIaOra::IaOraClient::~IaOraClient$delete ()
   from /usr/lib/kde3/kwin3_iaora.so
#12 0x0805bdc2 in ?? ()
#13 0x08052fb0 in ?? ()
#14 0x08050ab9 in QWidget::setUpdatesEnabled ()
#15 0xb7750f5d in QObject::activate_signal ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#16 0xb7d21875 in KWinModule::windowRemoved () from /usr/lib/libkdecore.so.4
#17 0xb7d26450 in KWinModulePrivate::removeClient ()
   from /usr/lib/libkdecore.so.4
#18 0xb7d167ae in NETRootInfo::update () from /usr/lib/libkdecore.so.4
#19 0xb7d16b2d in NETRootInfo::event () from /usr/lib/libkdecore.so.4
#20 0xb7d27a92 in KWinModulePrivate::x11Event () from /usr/lib/libkdecore.so.4
#21 0xb7df05b8 in KApplication::x11EventFilter ()
   from /usr/lib/libkdecore.so.4
#22 0x08053a3a in ?? ()
#23 0xb7684fe5 in QWidget::setUpdatesEnabled ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#24 0x08069f80 in ?? ()
#25 0xbf867ad8 in ?? ()
#26 0x00400000 in ?? ()
#27 0xb7b8301c in QWidget::setUpdatesEnabled ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#28 0xb7b8301c in QWidget::setUpdatesEnabled ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#29 0x08093e18 in ?? ()
#30 0xbf8679e8 in ?? ()
#31 0xb7693afe in QApplication::x11ProcessEvent ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
Backtrace stopped: frame did not save the PC