网站引用了 短信发送服务 ，网站发布后，就报错。把App_WebReferences/文件删掉，网页就打的开
错误如下：
Server Error in '/' Application.
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The directory '/App_WebReferences/' is not allowed because the application is precompiled.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Web.HttpException: The directory '/App_WebReferences/' is not allowed because the application is precompiled.
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Stack Trace:
[HttpException (0x80004005): The directory '/App_WebReferences/' is not allowed because the application is precompiled.]
System.Web.Compilation.CodeDirectoryCompiler.GetCodeDirectoryAssembly(VirtualPath virtualDir, CodeDirectoryType dirType, String assemblyName, StringSet excludedSubdirectories, Boolean isDirectoryAllowed) +11381015
System.Web.Compilation.BuildManager.CompileCodeDirectory(VirtualPath virtualDir, CodeDirectoryType dirType, String assemblyName, StringSet excludedSubdirectories) +175
System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled() +753
[HttpException (0x80004005): The directory '/App_WebReferences/' is not allowed because the application is precompiled.]
System.Web.Compilation.BuildManager.ReportTopLevelCompilationException() +80
System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled() +1126
System.Web.Hosting.HostingEnvironment.Initialize(ApplicationManager appManager, IApplicationHost appHost, IConfigMapPathFactory configMapPathFactory, HostingEnvironmentParameters hostingParameters, PolicyLevel policyLevel, Exception appDomainCreationException) +1129
[HttpException (0x80004005): The directory '/App_WebReferences/' is not allowed because the application is precompiled.]
System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +11524352
System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +141
System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) +11356670
