Server Error in '/' Application.

Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.

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.Reflection.ReflectionTypeLoadException: Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.

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:


            [ReflectionTypeLoadException: Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.]
   DynamicModule.ns.Wrapped_OpenAccessMetaDataProvider_acd210e5e0024f4e92a4e50399eda60a.Initialize(String providerName, NameValueCollection config, Type managerType) +283
   Telerik.Sitefinity.Data.ManagerBase`1.InstantiateProvider(IDataProviderSettings providerSettings, Type providerType, ExceptionPolicyName policy, ManagerBase`1 manager) +2363
   Telerik.Sitefinity.Data.ManagerBase`1.InstantiateProvider(IDataProviderSettings providerSettings, ExceptionPolicyName policy, ManagerBase`1 manager) +117
   Telerik.Sitefinity.Data.ManagerBase`1.SetProvider(String providerName, String transactionName) +691
   Telerik.Sitefinity.Data.ManagerBase`1..ctor(String providerName, String transactionName) +249
   Telerik.Sitefinity.Data.ManagerBase`1..ctor() +37
   Telerik.Sitefinity.Data.Metadata.MetadataManager..ctor() +28

[TargetInvocationException: Exception has been thrown by the target of an invocation.]
   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) +98
   System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipVisibilityChecks, Boolean skipCheckThis, Boolean fillCache) +241
   System.Activator.CreateInstance() +103
   Telerik.Sitefinity.Data.ManagerBase`1.GetManager(String providerName, String transactionName) +123
   Telerik.Sitefinity.Data.ManagerBase`1.GetManager() +72
   Telerik.Sitefinity.Data.Metadata.MetadataManager.GetManager() +27
   Telerik.Sitefinity.Services.SystemManager.Initialize() +354
   Telerik.Sitefinity.Abstractions.Bootstrapper.RegisterRoutes(RouteCollection routes) +412
   Telerik.Sitefinity.Abstractions.Bootstrapper.Bootstrap() +286
   Telerik.Sitefinity.Web.SitefinityHttpModule.Init(HttpApplication context) +112
   System.Web.Routing.UrlRoutingModule.System.Web.IHttpModule.Init(HttpApplication application) +10
   System.Web.HttpApplication.InitModulesCommon() +172
   System.Web.HttpApplication.InitModules() +43
   System.Web.HttpApplication.InitInternal(HttpContext context, HttpApplicationState state, MethodInfo[] handlers) +828
   System.Web.HttpApplicationFactory.GetNormalApplicationInstance(HttpContext context) +304
   System.Web.HttpApplicationFactory.GetApplicationInstance(HttpContext context) +107
   System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) +327

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.225

Posted by Community Admin on 09-Sep-2011 00:00

To find out which specific assembly is throwing a fit try using the Fusion Log Viewer. It's extremely helpful in situations like this.

http://www.hanselman.com/blog/BackToBasicsUsingFusionLogViewerToDebugObscureLoaderErrors.aspx

It should be in your visual studio program group. Just be sure to right click on it --> run as admin the first time so you can adjust the settings.

Posted by Community Admin on 09-Sep-2011 00:00

Thanks James. I copied all of the DLLs from an empty project and was able to get past the error.

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Project startup error - Unable to load one or more of the re

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Server Error in '/' Application.

Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.