sql server重新安装 [英] sql server reinstall

问题描述

sql server重新安装过程这是显示的错误...



无法安装或升级所选功能。由于未对机器进行有效更改，因此无法继续安装。要继续，请单击上一步，然后选择要安装的功能。要退出SQL Server安装程序，



请给我一个如何解决它的建议。



一次我安装了sql server ...安装成功了。但是在连接到前端和后端时会出现一些问题，所以卸载sql server。

再次重新安装过程这是出现的问题。（在添加/ remoce程序卸载sql server的所有相关文件...）没有使用相同的错误再次发生。



plz提供逐步解决方案

sql server reinstallation process this is the error shown...

None of the selected features can be installed or upgraded. Setup cannot proceed since no effective change is being made to the machine. To continue, click Back and then select features to install. To exit SQL Server Setup,

please give me the suggestion to how to resolve it.

once i install the sql server... installation was succesfull. but some problem arise in the connection to front and back end so uninstall the sql server.
again restallation process this is the problem arise.(in add/remoce program uninstall the all the releted file for sql server...) no use same erros occures again.

plz provide the stepwise solution

推荐答案

错误应该非常明确。它告诉你，你没有做出任何改变。您需要先卸载，然后尝试重新安装。

The error should be pretty clear. It's telling you that you haven't made any change. You need to uninstall first, and then try to reinstall.

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