Crash when using FolderListModel with a Repeater

import QtQuick 1.0
import Qt.labs.folderlistmodel 1.0

Rectangle {
    width: 360
    height: 360

    FolderListModel {
        id: folderModel
        folder: "file:///c:/"
    }

    Grid {
        anchors.fill: parent
        columns: 3

        Repeater {
            model: folderModel
            delegate: Rectangle {
                width:100
                height:100
                color:"blue"
                Text {
                    anchors.centerIn: parent
                    text: fileName
                }
            }
        }
    }
    MouseArea {
        anchors.fill: parent
        onClicked: {
            Qt.quit();
        }
    }
}