未能加载文件或程序集“AjaxControlToolkit”或它的某一个依赖项

执行当前 Web 请求期间生成了未处理的异常。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。

[code]警告: 程序集绑定日志记录被关闭。
要启用程序集绑定失败日志记录，请将注册表值 [HKLM/Software/Microsoft/Fusion!EnableLog] (DWord)设置为 1。
注意: 会有一些与程序集绑定失败日志记录关联的性能损失。
要关闭此功能，请移除注册表值 [HKLM/Software/Microsoft/Fusion!EnableLog]。

[code][FileLoadException: 未能加载文件或程序集“AjaxControlToolkit”或它的某一个依赖项。拒绝访问。]

[FileLoadException: 未能加载文件或程序集“AjaxControlToolkit, Version=1.0.10123.0, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e”或它的某一个依赖项。拒绝访问。]
System.Reflection.Assembly._nLoad(AssemblyName fileName, String codeBase, Evidence assemblySecurity, Assembly locationHint, StackCrawlMark& stackMark, Boolean throwOnFileNotFound, Boolean forIntrospection) +0
System.Reflection.Assembly.nLoad(AssemblyName fileName, String codeBase, Evidence assemblySecurity, Assembly locationHint, StackCrawlMark& stackMark, Boolean throwOnFileNotFound, Boolean forIntrospection) +43
System.Reflection.Assembly.InternalLoad(AssemblyName assemblyRef, Evidence assemblySecurity, StackCrawlMark& stackMark, Boolean forIntrospection) +127
System.Reflection.Assembly.InternalLoad(String assemblyString, Evidence assemblySecurity, StackCrawlMark& stackMark, Boolean forIntrospection) +142
System.Reflection.Assembly.Load(String assemblyString) +28
System.Web.Configuration.CompilationSection.LoadAssemblyHelper(String assemblyName, Boolean starDirective) +46

[ConfigurationErrorsException: 未能加载文件或程序集“AjaxControlToolkit, Version=1.0.10123.0, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e”或它的某一个依赖项。拒绝访问。]
System.Web.Configuration.CompilationSection.LoadAssemblyHelper(String assemblyName, Boolean starDirective) +613
System.Web.Configuration.CompilationSection.LoadAllAssembliesFromAppDomainBinDirectory() +203
System.Web.Configuration.CompilationSection.LoadAssembly(AssemblyInfo ai) +105
System.Web.Compilation.BuildManager.GetReferencedAssemblies(CompilationSection compConfig) +178
System.Web.Compilation.BuildProvidersCompiler..ctor(VirtualPath configPath, Boolean supportLocalization, String outputAssemblyName) +54
System.Web.Compilation.CodeDirectoryCompiler.GetCodeDirectoryAssembly(VirtualPath virtualDir, CodeDirectoryType dirType, String assemblyName, StringSet excludedSubdirectories, Boolean isDirectoryAllowed) +8812194
System.Web.Compilation.BuildManager.CompileCodeDirectory(VirtualPath virtualDir, CodeDirectoryType dirType, String assemblyName, StringSet excludedSubdirectories) +128
System.Web.Compilation.BuildManager.CompileCodeDirectories() +265
System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled() +320

[HttpException (0x80004005): 未能加载文件或程序集“AjaxControlToolkit, Version=1.0.10123.0, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e”或它的某一个依赖项。拒绝访问。]
System.Web.Compilation.BuildManager.ReportTopLevelCompilationException() +58
System.Web.Compilation.BuildManager.EnsureTopLevelFilesCompiled() +512
System.Web.Hosting.HostingEnvironment.Initialize(ApplicationManager appManager, IApplicationHost appHost, IConfigMapPathFactory configMapPathFactory, HostingEnvironmentParameters hostingParameters) +729

[HttpException (0x80004005): 未能加载文件或程序集“AjaxControlToolkit, Version=1.0.10123.0, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e”或它的某一个依赖项。拒绝访问。]
System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +8893503
System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +85
System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) +259