KDE crashes

[aspira]

during booting Knoppix 5.3.1 dvd german version KDE crashes always. (crashlog below)
i can work with kde but have no desktop icons. gnome works fine


notebook:
Acer
Aspire 3000
AMD 2800+
512MB



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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 0xb69726c0 (LWP 4319)]
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[KCrash handler]
#5 0xb7cdbf06 in raise () from /lib/libc.so.6
#6 0xb7cdd811 in abort () from /lib/libc.so.6
#7 0xb7eed748 in __gnu_cxx::__verbose_terminate_handler ()
from /usr/lib/libstdc++.so.6
#8 0xb7eeb605 in ?? () from /usr/lib/libstdc++.so.6
#9 0xb7eeb642 in std::terminate () from /usr/lib/libstdc++.so.6
#10 0xb7eeb77a in __cxa_throw () from /usr/lib/libstdc++.so.6
#11 0xb7eebdd3 in operator new () from /usr/lib/libstdc++.so.6
#12 0xb7eebebd in operator new[] () from /usr/lib/libstdc++.so.6
#13 0xb77cc8df in QString::setLength () from /usr/lib/libqt-mt.so.3
#14 0xb77d063e in operator>> () from /usr/lib/libqt-mt.so.3
#15 0xb7aabd14 in KIO::Slave::createSlave () from /usr/lib/libkio.so.4
#16 0xb7ad8453 in KIO::Scheduler::createSlave () from /usr/lib/libkio.so.4
#17 0xb7ae099a in KIO::Scheduler::startJobDirect () from /usr/lib/libkio.so.4
#18 0xb7ae0d39 in KIO::Scheduler::startStep () from /usr/lib/libkio.so.4
#19 0xb7ae0e8a in KIO::Scheduler::qt_invoke () from /usr/lib/libkio.so.4
#20 0xb7507f6d in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#21 0xb7508aed in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#22 0xb7834279 in QTimer::timeout () from /usr/lib/libqt-mt.so.3
#23 0xb752ad3f in QTimer::event () from /usr/lib/libqt-mt.so.3
#24 0xb74aa18a in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#25 0xb74aaf76 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#26 0xb71ebec2 in KApplication::notify () from /usr/lib/libkdecore.so.4
#27 0xb749f56e in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#28 0xb7459348 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#29 0xb74c0b80 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#30 0xb74c0a16 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#31 0xb74a9cff in QApplication::exec () from /usr/lib/libqt-mt.so.3
#32 0xb6709343 in kdemain () from /usr/lib/libkdeinit_kdesktop.so
#33 0xb7f84454 in kdeinitmain () from /usr/lib/kde3/kdesktop.so
#34 0x0804ed40 in ?? ()
#35 0x00000001 in ?? ()
#36 0x0807def0 in ?? ()
#37 0x00000001 in ?? ()
#38 0x00000000 in ?? ()