//  to a version-based file name in the same folder.
                    Log($"\t{Entry.FullName}\tbacking up existing file.");
                    try
                    {
                        var BackupName = VersionBasedFolder(File);
                        try
                        {
                            System.IO.File.Move(File.FullName, BackupName);
                            if (System.IO.File.Exists(File.FullName))
                                // Then, the move was NOT successful
                                throw new Exception("Unable to move the file.");
                        }
                        catch (Exception ex)
                        {
                            Log($"\t{Entry.FullName}\tFirst attempt: {ex.Message.Trim()}");
                            BackupName = VersionBasedFilename(File);
                            System.IO.File.Move(File.FullName, BackupName);
                        }
                    }
                    catch (Exception ex)
                    {
                        Log($"\t{Entry.FullName}\tBackup failed: {ex.Message.Trim()}", TraceLevel.Warning);
                    }
                }