public static void DownloadUserData()
        {
            UserData tmpdata = TCPCommandManager.DownloadUserData();

            UserDataSafe.Code = tmpdata.statusCode;
            if (tmpdata.statusCode == 201)
            {
                UserDataSafe.UID          = tmpdata.UID;
                UserDataSafe.Firstname    = tmpdata.Firstname;
                UserDataSafe.Lastname     = tmpdata.Lastname;
                UserDataSafe.Gender       = tmpdata.Gender;
                UserDataSafe.HasActivated = tmpdata.HasActivated;
                UserDataSafe.HasSelected  = tmpdata.HasSelected;
            }
            else
            {
                UserDataSafe.UID          = 0;
                UserDataSafe.Firstname    = "";
                UserDataSafe.Lastname     = "";
                UserDataSafe.Gender       = "";
                UserDataSafe.HasActivated = false;
                UserDataSafe.HasSelected  = false;
            }
        }