无法读取配置节'程序集'，因为它缺少节声明
[英]The configuration section 'assemblies' cannot be read because it is missing a section declaration
问题描述
I use asp.net 4, I have some strange problem with my web.config, I receive this error. 
我使用asp.net 4，我的web.config有一些奇怪的问题，我收到此错误。 It seems that inside the <compilation> section there is some not well formatted code. 似乎在<compilation>部分内部有一些格式不正确的代码。
Any idea what could be? 知道可能是什么？ I tried different way but still does not work. 我尝试了不同的方式，但仍然无法正常工作。 Please provide me a sample of code. 请提供一些代码示例。 thanks 谢谢
The requested page cannot be accessed because the related configuration data for the page is invalid.
<compilation debug="true" targetFramework="4.0" />
<assemblies>
<add assembly="System.Data.Entity, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"/>
<add assembly="System.Data.Entity.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="WebProject.Core"/>
<add assembly="WebProject.DataAccess"/>
<add assembly="WebProject.Cms"/>
<add assembly="System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B03F5F7F11D50A3A"/>
<add assembly="System.Web.Extensions.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Web.Entity, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Web.Extensions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.ServiceModel.Activation, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.Runtime.Serialization, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Web.ApplicationServices, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.ServiceModel, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Core, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Data.Linq, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.ServiceModel.Web, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.Data.Services.Client, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Data.Services.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
<add assembly="System.Web.DynamicData, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.ComponentModel.DataAnnotations, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
<add assembly="System.Xml.Linq, Version=4.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089"/>
</assemblies>
</compilation>
2 个解决方案
解决方案1
17 已采纳 2011-10-08 15:21:15
Don't self-close your <compilation> tag: 不要自行关闭<compilation>标签：
<compilation debug="true" targetFramework="4.0" />
It should be: 它应该是：
<compilation debug="true" targetFramework="4.0">
as it is closed at the end, after the assemblies tag. 因为它在程序集标记之后结束时关闭。
解决方案2
3 2011-10-08 20:38:48
To learn more about the encountered issue, open the “Web.config” file and analyze the VS “Error List” window (View -> Error List). 要了解有关遇到的问题的更多信息，请打开“Web.config”文件并分析VS“错误列表”窗口（查看 - >错误列表）。
See the http://msdn.microsoft.com/en-us/library/ms178685.aspx MSDN article to learn more about Web.config file structure. 有关Web.config文件结构的详细信息，请参阅http://msdn.microsoft.com/en-us/library/ms178685.aspx MSDN文章。
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