首页 > 代码库 > [A]System.Web.WebPages.Razor.Configuration.HostSection 无法强制转换为

[A]System.Web.WebPages.Razor.Configuration.HostSection 无法强制转换为

“/”应用程序中的服务器错误。


[A]System.Web.WebPages.Razor.Configuration.HostSection 无法强制转换为 [B]System.Web.WebPages.Razor.Configuration.HostSection。类型 A 源自“System.Web.WebPages.Razor, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35”(在上下文“Default”中的“C:\windows\Microsoft.Net\assembly\GAC_MSIL\System.Web.WebPages.Razor\v4.0_2.0.0.0__31bf3856ad364e35\System.Web.WebPages.Razor.dll”位置处)。类型 B 源自“System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35”(在上下文“Default”中的“C:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\7bbdc962\4cf2d8fd\assembly\dl3\8daee47e\90137f27_720bd201\System.Web.WebPages.Razor.dll”位置处)。

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。 

异常详细信息: System.InvalidCastException: [A]System.Web.WebPages.Razor.Configuration.HostSection 无法强制转换为 [B]System.Web.WebPages.Razor.Configuration.HostSection。类型 A 源自“System.Web.WebPages.Razor, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35”(在上下文“Default”中的“C:\windows\Microsoft.Net\assembly\GAC_MSIL\System.Web.WebPages.Razor\v4.0_2.0.0.0__31bf3856ad364e35\System.Web.WebPages.Razor.dll”位置处)。类型 B 源自“System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35”(在上下文“Default”中的“C:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\7bbdc962\4cf2d8fd\assembly\dl3\8daee47e\90137f27_720bd201\System.Web.WebPages.Razor.dll”位置处)。

源错误: 

执行当前 Web 请求期间生成了未经处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。


堆栈跟踪: 

[InvalidCastException: [A]System.Web.WebPages.Razor.Configuration.HostSection 无法强制转换为 [B]System.Web.WebPages.Razor.Configuration.HostSection。类型 A 源自“System.Web.WebPages.Razor, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35”(在上下文“Default”中的“C:\windows\Microsoft.Net\assembly\GAC_MSIL\System.Web.WebPages.Razor\v4.0_2.0.0.0__31bf3856ad364e35\System.Web.WebPages.Razor.dll”位置处)。类型 B 源自“System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35”(在上下文“Default”中的“C:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\7bbdc962\4cf2d8fd\assembly\dl3\8daee47e\90137f27_720bd201\System.Web.WebPages.Razor.dll”位置处)。]   System.Web.WebPages.Razor.WebRazorHostFactory.GetRazorSection(String virtualPath) +151   System.Web.WebPages.Razor.WebRazorHostFactory.CreateHostFromConfig(String virtualPath, String physicalPath) +210   System.Web.WebPages.Razor.WebRazorHostFactory.CreateHostFromConfig(String virtualPath) +38   System.Web.WebPages.Razor.RazorBuildProvider.GetHostFromConfig() +51   System.Web.WebPages.Razor.RazorBuildProvider.CreateHost() +57   System.Web.WebPages.Razor.RazorBuildProvider.get_Host() +56   System.Web.WebPages.Razor.RazorBuildProvider.EnsureGeneratedCode() +77   System.Web.WebPages.Razor.RazorBuildProvider.get_CodeCompilerType() +54   System.Web.Compilation.BuildProvider.GetCompilerTypeFromBuildProvider(BuildProvider buildProvider) +59   System.Web.Compilation.BuildProvidersCompiler.ProcessBuildProviders() +209   System.Web.Compilation.BuildProvidersCompiler.PerformBuild() +30   System.Web.Compilation.BuildManager.CompileWebFile(VirtualPath virtualPath) +9973453   System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate) +299   System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate) +103   System.Web.Compilation.BuildManager.GetVirtualPathObjectFactory(VirtualPath virtualPath, HttpContext context, Boolean allowCrossApp, Boolean throwIfNotFound) +165   System.Web.Compilation.BuildManager.GetCompiledType(VirtualPath virtualPath) +10   System.Web.Compilation.BuildManager.GetCompiledType(String virtualPath) +28   System.Web.Mvc.BuildManagerWrapper.System.Web.Mvc.IBuildManager.GetCompiledType(String virtualPath) +38   System.Web.Mvc.BuildManagerCompiledView.Render(ViewContext viewContext, TextWriter writer) +155   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +431   System.Web.Mvc.ControllerActionInvoker.InvokeActionResult(ControllerContext controllerContext, ActionResult actionResult) +39   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +116   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +529   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +106   System.Web.Mvc.Async.<>c__DisplayClass28.<BeginInvokeAction>b__19() +321   System.Web.Mvc.Async.<>c__DisplayClass1e.<BeginInvokeAction>b__1b(IAsyncResult asyncResult) +185   System.Web.Mvc.Async.WrappedAsyncResult`1.CallEndDelegate(IAsyncResult asyncResult) +42   System.Web.Mvc.Async.WrappedAsyncResultBase`1.End() +133   System.Web.Mvc.Async.AsyncResultWrapper.End(IAsyncResult asyncResult, Object tag) +56   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +40   System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState) +34   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +70   System.Web.Mvc.Async.WrappedAsyncResultBase`1.End() +139   System.Web.Mvc.Async.AsyncResultWrapper.End(IAsyncResult asyncResult, Object tag) +59   System.Web.Mvc.Async.AsyncResultWrapper.End(IAsyncResult asyncResult, Object tag) +40   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +44   System.Web.Mvc.Controller.<BeginExecute>b__15(IAsyncResult asyncResult, Controller controller) +39   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +62

错误:

解决方法:web.config

把原来的web.config排除掉,重新加载就行

[A]System.Web.WebPages.Razor.Configuration.HostSection 无法强制转换为