加载此程序集将产生与其他实例不同的授予集。 (异常来自 HRESULT:0x80131401)

　　[FileLoadException: 加载此程序集将产生与其他实例不同的授予集。 (异常来自 HRESULT:0x80131401)]
　　System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Boolean& bNeedSecurityCheck) +0
　　System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark) +139
　　System.Activator.CreateInstance(Type type, Boolean nonPublic) +105
　　System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark) +1431
　　System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes) +184
　　System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture) +27
　　System.Web.HttpRuntime.CreateNonPublicInstance(Type type, Object[] args) +80
　　System.Web.HttpApplication.BuildIntegratedModuleCollection(List`1 moduleList) +234
　　System.Web.HttpApplication.GetModuleCollection(IntPtr appContext) +1153
　　System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +139
　　System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +168
　　System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +277
　　System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +369
　　[HttpException (0x80004005): 加载此程序集将产生与其他实例不同的授予集。 (异常来自 HRESULT:0x80131401)]
　　System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +532
　　System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +111
　　System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +714