[KPhotoAlbum] Segfault when right-clicking on empty square

[Christophe Choumert]

hello,

I discovered by chance that I get a segfault when I right-click on an empty 
square in the browser view. This is reproducible both with my index 
and --demo.

#0  0x0f2f7a84 in QString::QString () from /usr/qt/3/lib/libqt-mt.so.3
#1  0x100de590 in DB::ImageInfo::fileName (this=<value optimized out>, 
relative=false) at ImageInfo.cpp:170
#2  0x1002af24 in MainWindow::ExternalPopup::populate (this=0x10528170, 
current=@0x7fc7b35c, imageList=@0x7fc7b358) at ExternalPopup.cpp:53
#3  0x1002e1f8 in MainWindow::Window::contextMenuEvent (this=0x102495a8, 
e=0x7fc7b508) at Window.cpp:872
#4  0x0f033fb8 in QWidget::event () from /usr/qt/3/lib/libqt-mt.so.3
#5  0x0f0fab2c in QMainWindow::event () from /usr/qt/3/lib/libqt-mt.so.3
#6  0x0ef8d830 in QApplication::internalNotify () 
from /usr/qt/3/lib/libqt-mt.so.3
#7  0x0ef8ecc0 in QApplication::notify () from /usr/qt/3/lib/libqt-mt.so.3
#8  0x0f6d3694 in KApplication::notify () 
from /usr/kde/3.5/lib/libkdecore.so.4
#9  0x0ef275bc in QETWidget::translateMouseEvent () 
from /usr/qt/3/lib/libqt-mt.so.3
#10 0x0ef26ca4 in QApplication::x11ProcessEvent () 
from /usr/qt/3/lib/libqt-mt.so.3
#11 0x0ef381ec in QEventLoop::processEvents () 
from /usr/qt/3/lib/libqt-mt.so.3
#12 0x0efa46a8 in QEventLoop::enterLoop () from /usr/qt/3/lib/libqt-mt.so.3
#13 0x0efa4480 in QEventLoop::exec () from /usr/qt/3/lib/libqt-mt.so.3
#14 0x0ef8d120 in QApplication::exec () from /usr/qt/3/lib/libqt-mt.so.3
#15 0x10027eac in main (argc=<value optimized out>, argv=<value optimized 
out>) at main.cpp:74

Chris