Server Error in '/' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:


Line 51: 				}
Line 52: 				else
Line 53: 				{
Line 54: 					<li class="four-up">
Line 55: 						<a href="@(nav.Link.HasValue ? nav.Link.Href : "#")" target="@(nav.Link.HasValue && nav.Link.IsInternal() && !nav.Link.TargetItem.InnerItem.Paths.IsMediaItem ?"_self":"_blank")">@GetLockIcon(nav) @nav.Label</a>

Source File: C:\inetpub\wwwroot\MTA.Web.Solr\Areas\MassTeacher\Views\Shared\RelatedResources.cshtml    Line: 53

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ASP._Page_Areas_MassTeacher_Views_Shared_RelatedResources_cshtml.Execute() in C:\inetpub\wwwroot\MTA.Web.Solr\Areas\MassTeacher\Views\Shared\RelatedResources.cshtml:53
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +251
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +147
   MTA.UI.Views.SitecoreMvcViewPage`1.ExecutePageHierarchy() in C:\Projects\MTA2016test\MTA2016\Source\MTA.Core\UI\Views\SitecoreMvcViewPage.cs:61
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +121
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +135
   Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer) +256

[InvalidOperationException: Error while rendering view: '/Areas/MassTeacher/Views/Shared/RelatedResources.cshtml' (model: 'MTA.Web.MassTeacher.Models.Generated.Concrete.GlobalComponents.RelatedResourceComponents.RelatedResources, MTA.Web.MassTeacher').
]
   Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer) +729
   Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Render(Renderer renderer, TextWriter writer, RenderRenderingArgs args) +147
   Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Process(RenderRenderingArgs args) +73
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.Process(RenderRenderingArgs args) +37

[Exception: Error occurred while rendering. See the inner exception for details.]
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.DispatchException(RenderingErrorModel model, RequestContext context, TextWriter output) +156
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.Process(RenderRenderingArgs args) +323
   (Object , Object[] ) +74
   Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) +469
   Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, String pipelineDomain) +22
   Sitecore.Mvc.Pipelines.PipelineService.RunPipeline(String pipelineName, TArgs args) +195
   Sitecore.Mvc.Pipelines.Response.RenderPlaceholder.PerformRendering.Render(String placeholderName, TextWriter writer, RenderPlaceholderArgs args) +183
   MTA.ExperienceBlocks.Pipelines.RenderPlaceholder.PerformExperienceBlockRendering.Render(String placeholderName, TextWriter writer, RenderPlaceholderArgs args) in C:\Projects\MTA2016test\MTA2016\Source\MTA.Core\ExperienceBlocks\Pipelines\RenderPlaceholder\PerformExperienceBlockRendering.cs:38
   (Object , Object[] ) +74
   Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) +469
   Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, String pipelineDomain) +22
   Sitecore.Mvc.Pipelines.PipelineService.RunPipeline(String pipelineName, TArgs args) +195
   Sitecore.Mvc.Helpers.SitecoreHelper.Placeholder(String placeholderName) +258
   Sitecore.Mvc.Helpers.SitecoreHelper.DynamicPlaceholder(DynamicPlaceholderDefinition definition) +246
   ASP._Page_Areas_MassTeacher_Views_Sublayouts_TwoColumnPage_cshtml.Execute() in C:\inetpub\wwwroot\MTA.Web.Solr\Areas\MassTeacher\Views\Sublayouts\TwoColumnPage.cshtml:13
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +148
   MTA.UI.Views.SitecoreMvcViewPage`1.ExecutePageHierarchy() in C:\Projects\MTA2016test\MTA2016\Source\MTA.Core\UI\Views\SitecoreMvcViewPage.cs:61
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +122
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +136
   Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer) +257

[InvalidOperationException: Error while rendering view: '/Areas/MassTeacher/Views/Sublayouts/TwoColumnPage.cshtml' (model: 'Sitecore.Mvc.Presentation.RenderingModel, Sitecore.Mvc').
]
   Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer) +729
   Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Render(Renderer renderer, TextWriter writer, RenderRenderingArgs args) +147
   Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Process(RenderRenderingArgs args) +73
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.Process(RenderRenderingArgs args) +37

[Exception: Error occurred while rendering. See the inner exception for details.]
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.DispatchException(RenderingErrorModel model, RequestContext context, TextWriter output) +156
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.Process(RenderRenderingArgs args) +323
   (Object , Object[] ) +74
   Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) +469
   Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, String pipelineDomain) +22
   Sitecore.Mvc.Pipelines.PipelineService.RunPipeline(String pipelineName, TArgs args) +195
   Sitecore.Mvc.Pipelines.Response.RenderPlaceholder.PerformRendering.Render(String placeholderName, TextWriter writer, RenderPlaceholderArgs args) +183
   MTA.ExperienceBlocks.Pipelines.RenderPlaceholder.PerformExperienceBlockRendering.Render(String placeholderName, TextWriter writer, RenderPlaceholderArgs args) in C:\Projects\MTA2016test\MTA2016\Source\MTA.Core\ExperienceBlocks\Pipelines\RenderPlaceholder\PerformExperienceBlockRendering.cs:38
   (Object , Object[] ) +74
   Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) +469
   Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, String pipelineDomain) +22
   Sitecore.Mvc.Pipelines.PipelineService.RunPipeline(String pipelineName, TArgs args) +195
   Sitecore.Mvc.Helpers.SitecoreHelper.Placeholder(String placeholderName) +258
   ASP._Page_Areas_MassTeacher_Views_Layout_Default_cshtml.Execute() in C:\inetpub\wwwroot\MTA.Web.Solr\Areas\MassTeacher\Views\Layout\Default.cshtml:65
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +148
   MTA.UI.Views.SitecoreMvcViewPage`1.ExecutePageHierarchy() in C:\Projects\MTA2016test\MTA2016\Source\MTA.Core\UI\Views\SitecoreMvcViewPage.cs:61
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +122
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +136
   Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer) +257

[InvalidOperationException: Error while rendering view: '/Areas/MassTeacher/Views/Layout/Default.cshtml' (model: 'Sitecore.Mvc.Presentation.RenderingModel, Sitecore.Mvc').
]
   Sitecore.Mvc.Presentation.ViewRenderer.Render(TextWriter writer) +729
   Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Render(Renderer renderer, TextWriter writer, RenderRenderingArgs args) +147
   Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Process(RenderRenderingArgs args) +73
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.Process(RenderRenderingArgs args) +37

[Exception: Error occurred while rendering. See the inner exception for details.]
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.DispatchException(RenderingErrorModel model, RequestContext context, TextWriter output) +156
   Synthesis.Mvc.Pipelines.RenderRendering.ResilientExecuteRenderer.Process(RenderRenderingArgs args) +323
   (Object , Object[] ) +74
   Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) +469
   Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, String pipelineDomain) +22
   Sitecore.Mvc.Pipelines.PipelineService.RunPipeline(String pipelineName, TArgs args) +195
   Sitecore.Mvc.Presentation.RenderingView.Render(ViewContext viewContext, TextWriter writer) +331
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +375
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +88
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +775
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +775
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +81
   System.Web.Mvc.Async.<>c__DisplayClass3_1.<BeginInvokeAction>b__5(IAsyncResult asyncResult) +39


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0