Version:            (using KDE 3.1.9)
Compiler:          gcc version 3.2.2 (Mandrake Linux 9.1 3.2.2-3mdk)
OS:          Linux (i686) release 2.4.21-0.13mdk

If I go in control center and change window decoration from keramik to any other one, kcontrol crashes.

Backtrace:
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...[New Thread 16384 (LWP 19276)]

(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...0x410ab677 in waitpid ()
   from /lib/i686/libpthread.so.0
#0  0x410ab677 in waitpid () from /lib/i686/libpthread.so.0
#1  0x4072b887 in KCrash::defaultCrashHandler(int) ()
   from /usr/lib/libkdecore.so.4
#2  0x410aa5ce in __pthread_sighandler () from /lib/i686/libpthread.so.0
#3  0x412173b8 in __libc_sigaction () from /lib/i686/libc.so.6
#4  0x41625983 in KWinDecorationModule::slotChangeDecoration(QString const&) ()
   from /usr/lib/kde3/kcm_kwindecoration.so
#5  0x416276c4 in KWinDecorationModule::qt_invoke(int, QUObject*) ()
   from /usr/lib/kde3/kcm_kwindecoration.so
#6  0x40acc91b in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#7  0x40accdf8 in QObject::activate_signal(int, QString) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#8  0x40db0fcb in QComboBox::activated(QString const&) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#9  0x40b56dde in QComboBox::internalActivate(int) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#10 0x40db116f in QComboBox::qt_invoke(int, QUObject*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#11 0x4053bb3c in KComboBox::qt_invoke(int, QUObject*) ()
   from /usr/lib/libkdeui.so.4
#12 0x40acc9a7 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#13 0x40accae8 in QObject::activate_signal(int, int) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#14 0x40db7d69 in QListBox::selected(int) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#15 0x40b8bb12 in QListBox::mouseDoubleClickEvent(QMouseEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#16 0x40afd012 in QWidget::event(QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#17 0x40a76d44 in QApplication::internalNotify(QObject*, QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#18 0x40a76505 in QApplication::notify(QObject*, QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#19 0x406914ae in KApplication::notify(QObject*, QEvent*) ()
   from /usr/lib/libkdecore.so.4
#20 0x40b59818 in QComboBox::eventFilter(QObject*, QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#21 0x405396a3 in KComboBox::eventFilter(QObject*, QEvent*) ()
   from /usr/lib/libkdeui.so.4
#22 0x40aca85a in QObject::activate_filters(QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#23 0x40aca77e in QObject::event(QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#24 0x40afcf92 in QWidget::event(QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#25 0x40a76d44 in QApplication::internalNotify(QObject*, QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#26 0x40a76505 in QApplication::notify(QObject*, QEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#27 0x406914ae in KApplication::notify(QObject*, QEvent*) ()
   from /usr/lib/libkdecore.so.4
#28 0x40a16ecd in QETWidget::translateMouseEvent(_XEvent const*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#29 0x40a14b81 in QApplication::x11ProcessEvent(_XEvent*) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#30 0x40a29cb8 in QEventLoop::processEvents(unsigned) ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#31 0x40a8890f in QEventLoop::enterLoop() ()
   from /usr/lib/qt3/lib/libqt-mt.so.3
#32 0x40a887c4 in QEventLoop::exec() () from /usr/lib/qt3/lib/libqt-mt.so.3
#33 0x40a76f80 in QApplication::exec() () from /usr/lib/qt3/lib/libqt-mt.so.3
#34 0x40035a3a in kdemain () from /usr/lib/libkdeinit_kcontrol.so.0
#35 0x08048637 in kdemain ()
#36 0x412047f7 in __libc_start_main () from /lib/i686/libc.so.6