Hello, I am not able to install the unsigned version over the original version, it keeps failing to install. Although when I sign it, I am not able to proceed to the application, with the error: The communication fault occurred. (008)您好,我无法在原版本之上安装未签名的版本,安装一直失败。尽管当我为它签名时,却无法继续进行应用,出现错误提示:通信故障。(008)