问.NET应用程序毫无例外地退出0x4000001f

EN

private void btnExport_Click(object sender, RoutedEventArgs e)
{
    Enable(false);

    statusbar.Message = "Exporting...";

    Task t = new Task(Export);
    t.ContinueWith(ExportEnd);
    t.Start();
}

private void Export()
{
    {
        PBNSectionDictionary source = ctrlSectionSelection.SectionSelection.SelectSections;
        PBNSectionDictionary dict = new PBNSectionDictionary();
        foreach (string sectionType in source.Keys)
        {
            if (source[sectionType] != null)
            {
                dict[sectionType] = collector.ReadFullSection(source[sectionType]);
            }
        }
        PBNFMV.Export.PBNExport export = new PBNFMV.Export.PBNExport(new Lms.Custom.Files.AdvancedFileLocator(Constants.NAME), dict, manager);
        export.Export();
        dict.Dispose();
    }
}

private void ExportEnd(Task t)
{
    Enable(true);

    statusbar.Message = "Export done";
}