- KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
- const QModelIndex dirIndex = proxyModel->mapToSource(index);
- return dirModel->itemForIndex(dirIndex);
+ if (proxyModel != 0) {
+ KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
+ const QModelIndex dirIndex = proxyModel->mapToSource(index);
+ return dirModel->itemForIndex(dirIndex);
+ }
+
+ return KFileItem();