Application: Plasma Workspace (plasma), signal SIGSEGV
Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 0xb5f308d0 (LWP 19195)]
[New Thread 0xb4586b90 (LWP 19196)]
[KCrash handler]
#5  QGraphicsItem::isVisible (this=0xbfe21a50)
    at graphicsview/qgraphicsitem.cpp:1340
#6  0xb7de9f43 in Plasma::Applet::sizeHint ()
   from /usr/local/kde4/lib/libplasma.so.1
#7  0xb7e2869d in Plasma::FreeLayout::relayout ()
   from /usr/local/kde4/lib/libplasma.so.1
#8  0xb7e2bcfa in Plasma::Layout::invalidate ()
   from /usr/local/kde4/lib/libplasma.so.1
#9  0xb7e566ba in Plasma::Widget::setGeometry ()
   from /usr/local/kde4/lib/libplasma.so.1
#10 0xb7de8cbe in Plasma::Applet::setGeometry ()
   from /usr/local/kde4/lib/libplasma.so.1
#11 0xb7e111cb in Plasma::Containment::addApplet ()
   from /usr/local/kde4/lib/libplasma.so.1
#12 0xb7e16805 in Plasma::Corona::loadApplets ()
   from /usr/local/kde4/lib/libplasma.so.1
#13 0xb7eff47c in PlasmaApp::corona ()
   from /usr/local/kde4/lib/libkdeinit4_plasma.so
#14 0xb7efff41 in PlasmaApp::PlasmaApp ()
   from /usr/local/kde4/lib/libkdeinit4_plasma.so
#15 0xb7f0089c in PlasmaApp::self ()
   from /usr/local/kde4/lib/libkdeinit4_plasma.so
#16 0xb7efeda6 in kdemain () from /usr/local/kde4/lib/libkdeinit4_plasma.so
#17 0x080487a6 in main ()
#0  0xb637fc9c in nanosleep () from /lib/libc.so.6