Asp.net MCV4框架问题 [英] Asp.net MCV4 framework issue

问题描述

我在使用VS 2012和MVC4一个网站，这是我的工作，本地主机，但是当我发表，并把我的主机这是行不通的。的IIS confiurations相同。但它给我这个错误行：

这是错误;

 配置错误
说明：该请求提供服务所需的配置文件的处理过程中发生错误。请检查下面的特定错误详细信息并适当地修改配置文件。分析器错误信息：在＆lt在'targetFramework'属性;编译＆GT; Web.config文件的元素只用来针对4.0版及更高版本的.NET Framework（例如，'＆LT;编译targetFramework =4.0＆GT;'）。在'targetFramework'属性目前引用版本晚于.NET Framework的安装版本。指定.NET Framework的一个有效的目标版本，或者安装.NET Framework所需的版本。源错误：
第20行：LT; /的appSettings＆GT;
第21行：LT;的System.Web＆GT;
第22行：LT;编译targetFramework =4.5/＆GT;
第23行：LT;的httpRuntime targetFramework =4.5/＆GT;
第24行：LT;身份验证模式=表格＆GT;
 

感谢您的咨询提前

解决方案

我已经在服务器中安装nopCommerce 2.80类似的问题

。
我用IIS7网。 4.0综合池。而刚刚安装.NET 4.5 WebMatrix的从产品展示 - >框架部分。重新启动是必需的。
然后，它开始工作。

I made a web site using VS 2012 and MVC4, it is work my localhost but when i published and put my host it doesn't work. IIS confiurations are same. But it gives me this error lines:

This is error;

Configuration Error 
Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. 

Parser Error Message: The 'targetFramework' attribute in the <compilation> element of the Web.config file is used only to target version 4.0 and later of the .NET Framework (for example, '<compilation targetFramework="4.0">'). The 'targetFramework' attribute currently references a version that is later than the installed version of the .NET Framework. Specify a valid target version of the .NET Framework, or install the required version of the .NET Framework.

Source Error: 


Line 20:   </appSettings>
Line 21:   <system.web>
Line 22:     <compilation targetFramework="4.5" />
Line 23:     <httpRuntime targetFramework="4.5" />
Line 24:     <authentication mode="Forms">

Thank you for your advice in advance

解决方案

I had similar issue installing nopCommerce 2.80 on server. I use IIS7 net. 4.0 integrated pool. And just installed .net 4.5 from WebMatrix Products->Frameworks section. Restart will be required. Then it started to work.

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