右键添加了一些面板不知道怎么删除，桌面、任务栏乱七八糟的，重新启动KDE就进不去了，plasma工作区提示KDE崩溃信息：
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[Thread debugging using libthread_db enabled]
[New Thread 0xb60b26c0 (LWP 22020)]
[New Thread 0xb3148b90 (LWP 22021)]
[KCrash handler]
#6 0xb22c5f54 in ?? () from /usr/lib/kde4/lib/kde4/plasma_applet_tasks.so
#7 0xb22c988f in ?? () from /usr/lib/kde4/lib/kde4/plasma_applet_tasks.so
#8 0xb7d3828d in Plasma::Applet::flushUpdatedConstraints ()
from /usr/lib/kde4/lib/libplasma.so.1
#9 0xb7d397d6 in Plasma::Applet::qt_metacall ()
from /usr/lib/kde4/lib/libplasma.so.1
#10 0xb22ca2da in ?? () from /usr/lib/kde4/lib/kde4/plasma_applet_tasks.so
#11 0xb7be64f9 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#12 0xb7be6bc2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#13 0xb7bed037 in ?? () from /usr/lib/libQtCore.so.4
#14 0xb7bed15c in ?? () from /usr/lib/libQtCore.so.4
#15 0xb7be1c9a in QObject::event () from /usr/lib/libQtCore.so.4
#16 0xb6c84c0c in QApplicationPrivate::notify_helper ()
from /usr/lib/libQtGui.so.4
#17 0xb6c897a9 in QApplication::notify () from /usr/lib/libQtGui.so.4
#18 0xb7763c93 in KApplication::notify (this=0x80625d0, receiver=0x8157920,
event=0xbfe8f6d8)
at /build/buildd/kde4libs-4.0.5/kdeui/kernel/kapplication.cpp:314
#19 0xb7bd16a9 in QCoreApplication::notifyInternal ()
from /usr/lib/libQtCore.so.4
#20 0xb7bff1a1 in ?? () from /usr/lib/libQtCore.so.4
#21 0xb7bfca40 in ?? () from /usr/lib/libQtCore.so.4
#22 0xb65a7cc6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#23 0xb65ab083 in ?? () from /usr/lib/libglib-2.0.so.0
#24 0xb65ab63e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#25 0xb7bfcf98 in QEventDispatcherGlib::processEvents ()
from /usr/lib/libQtCore.so.4
#26 0xb6d181b5 in ?? () from /usr/lib/libQtGui.so.4
#27 0xb7bd2ee9 in QCoreApplication::processEvents ()
from /usr/lib/libQtCore.so.4
#28 0xb1f96062 in DNSSD::PublicService::publish (this=0x8133d58)
at /build/buildd/kde4libs-4.0.5/dnssd/avahi-publicservice.cpp:142
#29 0xb231f1e1 in ServiceLocator::startService ()
from /usr/lib/kde4/lib/libkepas.so
#30 0xb233e958 in ?? () from /usr/lib/kde4/lib/kde4/plasma_applet_kepas.so
#31 0xb7d60e32 in Plasma::Corona::loadApplets ()
from /usr/lib/kde4/lib/libplasma.so.1
#32 0xb7d612d7 in Plasma::Corona::loadApplets ()
from /usr/lib/kde4/lib/libplasma.so.1
#33 0xb7f8bfb1 in ?? () from /usr/lib/kde4/lib/libkdeinit4_plasma.so
#34 0xb7f8c64b in ?? () from /usr/lib/kde4/lib/libkdeinit4_plasma.so
#35 0xb7f8cddb in ?? () from /usr/lib/kde4/lib/libkdeinit4_plasma.so
#36 0xb7f8b6b7 in kdemain () from /usr/lib/kde4/lib/libkdeinit4_plasma.so
#37 0x08048582 in _start ()
#0 0xb7f97410 in __kernel_vsyscall ()
哪位高手知道怎么解决啊，这几天我都进不了KDE4了，好痛苦。