Server Error in '/' Application.

Collection was modified; enumeration operation may not execute.

Description: An unhandled exception occurred.

Exception Details: System.InvalidOperationException: Collection was modified; enumeration operation may not execute.

Source Error:


Line 4:  
Line 5:  @{
Line 6:      var labels = LabelRepository.GetLabelsForView<ProductSheetLabels>();
Line 7:  }
Line 8:  

Source File: C:\home\site\wwwroot\Areas\ATCC\Views\Products\ProductSheetModal.cshtml    Line: 6

Stack Trace:


[InvalidOperationException: Collection was modified; enumeration operation may not execute.]
   System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource) +59
   System.Collections.Generic.Enumerator.MoveNextRare() +45
   Constellation.Foundation.ModelMapping.ModelBuilder.MapItemFieldsFromPlan(Item item, Object model, MappingPlan plan) +2361
   Constellation.Foundation.ModelMapping.ModelBuilder.MapItemToModel(Item item, Object model) +479
   Constellation.Foundation.ModelMapping.ModelMapper.MapItemToNew(Item item) +81
   Feature.Labels.LabelRepository.GetLabels(Database database, Language language) in F:\BuildAgent\agent\_work\1\s\Feature.Labels\LabelRepository.cs:93

[Exception: LabelAttribute on ProductSheetLabels does not have a DatasourceID defined! Database: web Language: en DatasourceID: {C70BFB12-917F-4E71-BD1E-A5B001507A42}]
   Feature.Labels.LabelRepository.GetLabels(Database database, Language language) in F:\BuildAgent\agent\_work\1\s\Feature.Labels\LabelRepository.cs:98
   ASP._Page_Areas_ATCC_Views_Products_ProductSheetModal_cshtml.Execute() in C:\home\site\wwwroot\Areas\ATCC\Views\Products\ProductSheetModal.cshtml:6
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +148
   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
   ASP._Page_Areas_ATCC_Views_Rows_Coveo_ProductCategoryListing_cshtml.Execute() in C:\home\site\wwwroot\Areas\ATCC\Views\Rows\Coveo\ProductCategoryListing.cshtml:29
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +148
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +107
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +378
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +91
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +793
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +793
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +81
   System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +640


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0