private static void DeleteLeftOfMultiparts(Rar rar)
        {
            if (!Settings.DeleteArchiveAfterExtraction) return;

            if (rar.NumEntries <= 1) return;

            for (int i = 0; i < rar.NumEntries; i++)
            {

                RarEntry entry = rar.GetEntryByIndex(i);
                string filename = entry.Filename;

                #region TRY to delete the rar file
                try
                {
                    File.Delete(filename);
                }
                catch (Exception e)
                {
                    Debugger.LogMessageToFile("The extracted archive " + filename +
                                              " could not be deleted. The error was: " + e);
                }
                #endregion

            }

        }