Version:           3.4.1 (using KDE KDE 3.4.1)
Installed from:    Compiled From Sources
Compiler:          gcc 3.4.3 
OS:                Linux

when I close an irc chat window kopete crashes:

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Using host libthread_db library "/lib/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1239263568 (LWP 17568)]
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[KCrash handler]
#7  0xb6c0a3a5 in free () from /lib/libc.so.6
#8  0xb6670b4a in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#9  0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#10 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#11 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#12 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#13 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#14 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#15 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#16 0xb6670ad0 in xmlFreeNodeList__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#17 0xb6671278 in xmlFreeDoc__internal_alias ()
   from /usr/local/lib/libxml2.so.2
#18 0xb674037d in xsltFreeStylesheet () from /usr/local/lib/libxslt.so.1
#19 0xb7eed143 in Kopete::XSLT::~XSLT () from /opt/kde3.4/lib/libkopete.so.1
#20 0xb412ddf8 in ChatMessagePart::~ChatMessagePart ()
   from /opt/kde3.4/lib/kde3/kopete_chatwindow.so
#21 0xb639191e in KParts::Part::slotWidgetDestroyed ()
   from /opt/kde3.4/lib/libkparts.so.2
#22 0xb63919b8 in KParts::Part::qt_invoke ()
   from /opt/kde3.4/lib/libkparts.so.2
#23 0xb6391a1a in KParts::ReadOnlyPart::qt_invoke ()
   from /opt/kde3.4/lib/libkparts.so.2
#24 0xb695eb05 in KHTMLPart::qt_invoke () from /opt/kde3.4/lib/libkhtml.so.4
#25 0xb4134555 in ChatMessagePart::qt_invoke ()
   from /opt/kde3.4/lib/kde3/kopete_chatwindow.so
#26 0xb7032aaa in QObject::activate_signal () from /opt/qt3/lib/libqt-mt.so.3
#27 0xb70332bc in QObject::activate_signal () from /opt/qt3/lib/libqt-mt.so.3
#28 0xb7371c89 in QObject::destroyed () from /opt/qt3/lib/libqt-mt.so.3
#29 0xb70314f2 in QObject::~QObject () from /opt/qt3/lib/libqt-mt.so.3
#30 0xb706b33a in QWidget::~QWidget () from /opt/qt3/lib/libqt-mt.so.3
#31 0xb715240a in QScrollView::~QScrollView () from /opt/qt3/lib/libqt-mt.so.3
#32 0xb692a44b in KHTMLView::~KHTMLView () from /opt/kde3.4/lib/libkhtml.so.4
#33 0xb706b3cc in QWidget::~QWidget () from /opt/qt3/lib/libqt-mt.so.3
#34 0xb78d16b8 in KDockWidget::~KDockWidget ()
   from /opt/kde3.4/lib/libkdeui.so.4
#35 0xb793e07e in KDockManager::~KDockManager ()
   from /opt/kde3.4/lib/libkdeui.so.4
#36 0xb7979808 in KDockMainWindow::~KDockMainWindow ()
   from /opt/kde3.4/lib/libkdeui.so.4
#37 0xb412fc6a in ChatView::~ChatView ()
   from /opt/kde3.4/lib/kde3/kopete_chatwindow.so
#38 0xb703001c in QObject::event () from /opt/qt3/lib/libqt-mt.so.3
#39 0xb706c43f in QWidget::event () from /opt/qt3/lib/libqt-mt.so.3
#40 0xb712c772 in QMainWindow::event () from /opt/qt3/lib/libqt-mt.so.3
#41 0xb6fd149f in QApplication::internalNotify ()
   from /opt/qt3/lib/libqt-mt.so.3
#42 0xb6fd163c in QApplication::notify () from /opt/qt3/lib/libqt-mt.so.3
#43 0xb769e635 in KApplication::notify () from /opt/kde3.4/lib/libkdecore.so.4
#44 0xb6fd2550 in QApplication::sendPostedEvents ()
   from /opt/qt3/lib/libqt-mt.so.3
#45 0xb6fd25e4 in QApplication::sendPostedEvents ()
   from /opt/qt3/lib/libqt-mt.so.3
#46 0xb6f80a55 in QEventLoop::processEvents () from /opt/qt3/lib/libqt-mt.so.3
#47 0xb6fe7c31 in QEventLoop::enterLoop () from /opt/qt3/lib/libqt-mt.so.3
#48 0xb6fe7b86 in QEventLoop::exec () from /opt/qt3/lib/libqt-mt.so.3
#49 0xb6fd05ff in QApplication::exec () from /opt/qt3/lib/libqt-mt.so.3
#50 0x0807c530 in main ()