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1. 部署网站到IIS7.5,Window 2008的时候出现这个错误
2. 错误信息 Server Error in ‘/’ Application. Could not load type ‘System.ServiceModel.Activation.HttpModule’ from assembly ‘System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089′.
3. 解决办法
这里需要注册一下ASP.NET 4.0
在命令窗口里运行一下命令即可: aspnet_regiis.exe /iru
The aspnet_regiis.exe file can be found in either
%windir%\Microsoft.NET\Framework\v4.0.30319
%windir%\Microsoft.NET\Framework64\v4.0.30319 (on a 64-bit machine)
一般默认的系统目录不变的话，应该是一下语句
C:/Windows/Microsoft.NET/Framework/v4.0.30319/aspnet_regiis.exe -iru
Could not load type ‘System.ServiceModel.Activation.HttpModule’ from&
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原文地址：http://www.cnblogs.com/hellowzd/p/4566840.html
