Microsoft ASP.NET MVC 4 无法安装
安装 Microsoft ASP.NET MVC 4 时，出现这种情况，咋就安装不了呢。。。想请教下，怎么能安装好呢？

Setup has detected that this computer does not meet the requirements to complete this operation. The following blocking issues must be resolved before you can proceed.

Blocking Issues:

This product requires Visual Studio 2010 with service pack 1. Please install <A HREF="http://www.microsoft.com/download/en/details.aspx?id=23691">service pack 1</A>, then try to install this product again. 

第一次发帖，麻烦高手们帮忙下额。

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提示的这么明显了，安装MVC4之前需要首先为你的VS2010打sp1的补丁，补丁下载地址：
http://www.microsoft.com/download/en/details.aspx?id=23691

下载后安装sp1补丁，安装完成以后，重启机器后，就可以安装你的MVC4了。
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同上.
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友情帮顶。