UnknownException: An error occurred while detecting plugins in assembly 'Telligent.RewardPoint.Widget.Extension.dll'. (An error occurred while initializing plugins. Details of the issue were logged for review by the administrator.) ---> System.TypeLoadException: Could not load type 'Telligent.Evolution.Extensibility.UI.Version1.ICustomNavigationItem' from assembly 'Telligent.Evolution.Platform, Version=12.0.2.17146, Culture=neutral, PublicKeyToken=null'.
   --- End of inner exception stack trace ---
   at Telligent.Evolution.Platform.Logging.ErrorLogger.PluginInitError(String message, Exception ex)
   at Telligent.Evolution.Components.PluginFinder.FindPlugins()
   at Telligent.Evolution.Components.PluginManager.GetAll(Boolean autoGroupPlugins)
   at Telligent.Evolution.CoreServices.Administration.Implementation.AdministrativePanelService.<>c__DisplayClass40_0`1.<GetPluginPanelsForPluginTypesPanel>b__0()
   at Telligent.Evolution.Caching.Implementations.CacheService.Get[T](String key, Func`1 load, CacheScope scope, Func`1 tags, Nullable`1 expiresAfter, Object syncObj)
   at Telligent.Evolution.CoreServices.Administration.Implementation.PanelProvider.Cache[T](String key, Func`1 loader)
   at Telligent.Evolution.CoreServices.Administration.Implementation.AdministrativePanelService.GetPluginPanelsForPluginTypesPanel[T](T pluginTypesAdministrationPanel, Boolean includeUnfilteredAdministrationPlugins)
   at Telligent.Evolution.CoreServices.Administration.Implementation.AdministrativePanelService.<GetPluginTypesPanelsForCategory>b__42_2(IPluginTypesAdministrationPanel p)
   at System.Linq.Enumerable.WhereSelectListIterator`2.MoveNext()
   at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
   at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
   at Telligent.Evolution.CoreServices.Administration.Implementation.AdministrativePanelService.GetPluginTypesPanelsForCategory(Guid categoryId, Int32 userId)
   at Telligent.Evolution.CoreServices.Administration.Implementation.AdministrativePanelService.GetMembersForCategory(Guid categoryId, Int32 userId)
   at Telligent.Evolution.CoreServices.Administration.Implementation.AdministrativePanelsExtension.GetMembersForCategory(Guid categoryId)
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
   at NVelocity.Runtime.Parser.Node.ASTMethod.Execute(Object o, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTReference.Execute(Object o, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTSetDirective.Render(IInternalContextAdapter context, TextWriter writer)
   at NVelocity.Runtime.Directive.Foreach.ProcessSection(ForeachSectionEnum sectionEnumType, INode[][] sections, IInternalContextAdapter context, TextWriter writer)
   at NVelocity.Runtime.Directive.Foreach.Render(IInternalContextAdapter context, TextWriter writer, INode node)
   at NVelocity.Runtime.Parser.Node.ASTDirective.Render(IInternalContextAdapter context, TextWriter writer)
   at NVelocity.Runtime.Parser.Node.SimpleNode.Render(IInternalContextAdapter context, TextWriter writer)
   at NVelocity.Template.Merge(IContext context, TextWriter writer)
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionExecutionService.<>c__DisplayClass28_0.<ExecuteScriptFile>b__0()
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionOutputCachingService.Get(ScriptedExtension extension, String cacheKey, Boolean cacheable, Func`1 getRenderedOutput)
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionExecutionService.ExecuteScriptFile(ScriptedExtension extension, ScriptedFileType fileType, String fileName, ScriptExecutionExceptionHandling exceptionHandling)
   at Telligent.Evolution.VelocityExtensions.Widget.›(String —, NameValueCollection )
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
   at NVelocity.Runtime.Parser.Node.ASTMethod.Execute(Object o, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTReference.Execute(Object o, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTMethod.EvalParameters(Object[] parameters, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTMethod.Execute(Object o, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTReference.Execute(Object o, IInternalContextAdapter context)
   at NVelocity.Runtime.Parser.Node.ASTReference.Render(IInternalContextAdapter context, TextWriter writer)
   at NVelocity.Runtime.Parser.Node.SimpleNode.Render(IInternalContextAdapter context, TextWriter writer)
   at NVelocity.Template.Merge(IContext context, TextWriter writer)
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionExecutionService.<>c__DisplayClass28_0.<ExecuteScriptFile>b__0()
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionOutputCachingService.Get(ScriptedExtension extension, String cacheKey, Boolean cacheable, Func`1 getRenderedOutput)
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionExecutionService.ExecuteScriptFile(ScriptedExtension extension, ScriptedFileType fileType, String fileName, ScriptExecutionExceptionHandling exceptionHandling)
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionFileExecutionService.ExecuteInternal(ScriptedExtension scriptedExtension, ScriptedFileType fileType, String fileName, NameValueCollection parameters, TextWriter writer)
   at Telligent.Evolution.Platform.Scripting.Implementations.ScriptedExtensionFileExecutionService.HandleRequest()
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
   at System.Web.HttpApplication.PipelineStepManager.ResumeSteps(Exception error)
   at System.Web.HttpApplication.BeginProcessRequestNotification(HttpContext context, AsyncCallback cb)
   at System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotificationHelper(IntPtr rootedObjectsPointer, IntPtr nativeRequestContext, IntPtr moduleData, Int32 flags)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotification(IntPtr rootedObjectsPointer, IntPtr nativeRequestContext, IntPtr moduleData, Int32 flags)
   at System.Web.Hosting.UnsafeIISMethods.MgdIndicateCompletion(IntPtr pHandler, RequestNotificationStatus& notificationStatus)
   at System.Web.Hosting.UnsafeIISMethods.MgdIndicateCompletion(IntPtr pHandler, RequestNotificationStatus& notificationStatus)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotificationHelper(IntPtr rootedObjectsPointer, IntPtr nativeRequestContext, IntPtr moduleData, Int32 flags)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotification(IntPtr rootedObjectsPointer, IntPtr nativeRequestContext, IntPtr moduleData, Int32 flags)