plasma foldervie right-click crash

I would like to report an issue with plasma workspace. Whenever I right click on my desktop the plasma workspace crashes with the below mentioned report. The Appearence settings also change related to wallpaper, and type(Folder View or Desktop). Please provide a way to resolve this issue.

Application: Plasma Workspace (plasma), signal SIGABRT
[Current thread is 0 (LWP 5571)]

Thread 3 (Thread 0xa9e06b90 (LWP 5572)):
#0 0xb80d1430 in __kernel_vsyscall ()
#1 0xb5935075 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6506bbd in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3 0xb66f06f2 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#4 0xb7a73532 in ?? () from /usr/lib/libQtNetwork.so.4
#5 0xb66ef6ae in ?? () from /usr/lib/libQtCore.so.4
#6 0xb593150f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb64f8a0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xa95c5b90 (LWP 5579)):
#0 0xb80d1430 in __kernel_vsyscall ()
#1 0xb5935075 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6506bbd in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3 0xb66f06f2 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#4 0xa9ebc4f2 in ?? () from /usr/lib/kde4/plasma_wallpaper_image.so
#5 0xb66ef6ae in ?? () from /usr/lib/libQtCore.so.4
#6 0xb593150f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb64f8a0e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb54ae6c0 (LWP 5571)):
[KCrash Handler]
#6 0xb80d1430 in __kernel_vsyscall ()
#7 0xb64428a0 in raise () from /lib/tls/i686/cmov/libc.so.6
#8 0xb6444268 in abort () from /lib/tls/i686/cmov/libc.so.6
#9 0xb66e7795 in qt_message_output () from /usr/lib/libQtCore.so.4
#10 0xb66e7872 in qFatal () from /usr/lib/libQtCore.so.4
#11 0xb66e7915 in qt_assert () from /usr/lib/libQtCore.so.4
#12 0xb75068e2 in KMimeTypeTrader::query () from /usr/lib/libkdecore.so.5
#13 0xa8d40ec7 in ?? () from /usr/lib/libkonq.so.5
#14 0xa8d423f3 in ?? () from /usr/lib/libkonq.so.5
#15 0xa8d440e6 in KonqPopupMenu::KonqPopupMenu () from /usr/lib/libkonq.so.5
#16 0xa8d9755c in ?? () from /usr/lib/kde4/plasma_applet_folderview.so
#17 0xa8d97aac in ?? () from /usr/lib/kde4/plasma_applet_folderview.so
#18 0xa8d980d8 in ?? () from /usr/lib/kde4/plasma_applet_folderview.so
#19 0xb67f4a60 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#20 0xb67f57e2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#21 0xa8d9ef29 in ?? () from /usr/lib/kde4/plasma_applet_folderview.so
#22 0xa8da85b3 in ?? () from /usr/lib/kde4/plasma_applet_folderview.so
#23 0xb6fec07e in QGraphicsItem::sceneEvent () from /usr/lib/libQtGui.so.4
#24 0xb702f7af in QGraphicsWidget::sceneEvent () from /usr/lib/libQtGui.so.4
#25 0xb700a54c in ?? () from /usr/lib/libQtGui.so.4
#26 0xb7010907 in QGraphicsScene::contextMenuEvent () from /usr/lib/libQtGui.so.4
#27 0xb7013747 in QGraphicsScene::event () from /usr/lib/libQtGui.so.4
#28 0xb6a6f8ec in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#29 0xb6a7772e in QApplication::notify () from /usr/lib/libQtGui.so.4
#30 0xb77f306d in KApplication::notify () from /usr/lib/libkdeui.so.5
#31 0xb67dfe61 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#32 0xb70204c6 in QGraphicsView::contextMenuEvent () from /usr/lib/libQtGui.so.4
#33 0xb6ac7c6d in QWidget::event () from /usr/lib/libQtGui.so.4
#34 0xb6dfefd3 in QFrame::event () from /usr/lib/libQtGui.so.4
#35 0xb6e957df in QAbstractScrollArea::viewportEvent () from /usr/lib/libQtGui.so.4
#36 0xb7022d0f in QGraphicsView::viewportEvent () from /usr/lib/libQtGui.so.4
#37 0xb6e97d85 in ?? () from /usr/lib/libQtGui.so.4
#38 0xb67df04a in QCoreApplicationPrivate::sendThroughObjectEventFilters () from /usr/lib/libQtCore.so.4
#39 0xb6a6f8ca in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#40 0xb6a77c55 in QApplication::notify () from /usr/lib/libQtGui.so.4
#41 0xb77f306d in KApplication::notify () from /usr/lib/libkdeui.so.5
#42 0xb67dfe61 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#43 0xb6a7a86e in QCoreApplication::sendSpontaneousEvent () from /usr/lib/libQtGui.so.4
#44 0xb6ae1e3f in ?? () from /usr/lib/libQtGui.so.4
#45 0xb6ae09e5 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#46 0xb6b0a7aa in ?? () from /usr/lib/libQtGui.so.4
#47 0xb57766f8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#48 0xb5779da3 in ?? () from /usr/lib/libglib-2.0.so.0
#49 0xb5779f61 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#50 0xb680a478 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#51 0xb6b09ea5 in ?? () from /usr/lib/libQtGui.so.4
#52 0xb67de52a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#53 0xb67de6ea in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#54 0xb67e0da5 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#55 0xb6a6f767 in QApplication::exec () from /usr/lib/libQtGui.so.4
#56 0xb8060d46 in kdemain () from /usr/lib/libkdeinit4_plasma.so
#57 0x08048712 in _start ()