"alb_b__m.pfb"  ::deRenderAll()
"vollkorn.otf"  ::deRenderAll()

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xb70ac9c0 (LWP 21129)]
0xb7dcfbda in QGraphicsItem::scene () from /usr/lib/libQtGui.so.4
(gdb) bt
#0  0xb7dcfbda in QGraphicsItem::scene () from /usr/lib/libQtGui.so.4
#1  0x0805c00c in MainViewWidget::slotView (this=0x8246858)
    at mainviewwidget.cpp:220
#2  0x08075df2 in MainViewWidget::qt_metacall (this=0x8246858,
    _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfedc120)
    at moc_mainviewwidget.cpp:97
#3  0xb753cbd0 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#4  0xb753d512 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#5  0x08075ce3 in MainViewWidget::faceChanged (this=0x8246858)
    at moc_mainviewwidget.cpp:120
#6  0x0805e074 in MainViewWidget::slotfontSelected (this=0x8246858,
    item=0x830fd30, column=1) at mainviewwidget.cpp:193
#7  0x08075dd2 in MainViewWidget::qt_metacall (this=0x8246858,
    _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfedcae8)
    at moc_mainviewwidget.cpp:95
#8  0xb753cbd0 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#9  0xb753d512 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#10 0xb7da0d89 in QTreeWidget::itemClicked () from /usr/lib/libQtGui.so.4
#11 0xb7da8f22 in QTreeWidgetPrivate::_q_emitItemClicked ()
   from /usr/lib/libQtGui.so.4
#12 0xb7daa534 in QTreeWidget::qt_metacall () from /usr/lib/libQtGui.so.4
#13 0xb753cbd0 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#14 0xb753d512 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
---Type <return> to continue, or q <return> to quit---
#15 0xb7d3ab73 in QAbstractItemView::clicked () from /usr/lib/libQtGui.so.4
#16 0xb7d453e3 in QAbstractItemView::mouseReleaseEvent ()
   from /usr/lib/libQtGui.so.4
#17 0xb7d7509d in QTreeView::mouseReleaseEvent () from /usr/lib/libQtGui.so.4
#18 0xb798cd0c in QWidget::event () from /usr/lib/libQtGui.so.4
#19 0xb7c47093 in QFrame::event () from /usr/lib/libQtGui.so.4
#20 0xb7cc5e9f in QAbstractScrollArea::viewportEvent ()
   from /usr/lib/libQtGui.so.4
#21 0xb7d45e48 in QAbstractItemView::viewportEvent ()
   from /usr/lib/libQtGui.so.4
#22 0xb7d75273 in QTreeView::viewportEvent () from /usr/lib/libQtGui.so.4
#23 0xb7cc7ae5 in QAbstractScrollAreaFilter::eventFilter ()
   from /usr/lib/libQtGui.so.4
#24 0xb7947df2 in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#25 0xb794e5ad in QApplication::notify () from /usr/lib/libQtGui.so.4
#26 0xb752b86b in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#27 0xb799ebd3 in QETWidget::translateMouseEvent () from /usr/lib/libQtGui.so.4
#28 0xb799e236 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#29 0xb79c165a in x11EventSourceDispatch () from /usr/lib/libQtGui.so.4
#30 0xb738d446 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#31 0xb73907e2 in ?? () from /usr/lib/libglib-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#32 0x08090e90 in ?? ()
#33 0x00000000 in ?? ()