Error executing template "Designs/Rapido/Navigation/Breadcrumbs.cshtml"
System.ArgumentException: An item with the same key has already been added.
   at System.ThrowHelper.ThrowArgumentException(ExceptionResource resource)
   at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)
   at Dynamicweb.Ecommerce.Products.GroupRelation.GetGroupRelationsByChildId(String childId)
   at Dynamicweb.Ecommerce.Products.Group.get_IsTopGroup()
   at Dynamicweb.Ecommerce.Shops.Shop.GetTopLevelGroups(String languageId)
   at Dynamicweb.Ecommerce.Frontend.Navigation.GroupNavigationTreeNodeProvider.GetGroupsBySettings(PageNavigationSettings ecomSettings)
   at Dynamicweb.Ecommerce.Frontend.Navigation.GroupNavigationTreeNodeProvider.GetGroups(NavigationTreeNode parent, Page page)
   at Dynamicweb.Ecommerce.Frontend.Navigation.GroupNavigationTreeNodeProvider.GetNodes(NavigationContext context, NavigationSettings settings, NavigationTreeNode parent)
   at System.Linq.Enumerable.<SelectManyIterator>d__17`2.MoveNext()
   at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source, Func`2 predicate)
   at Dynamicweb.Frontend.Navigation.NavigationService.FilterNodesByExpandMode(NavigationContext context, NavigationSettings settings, NavigationTreeNode parent, IEnumerable`1 nodes)
   at Dynamicweb.Frontend.Navigation.NavigationService.GetNavigationNodes(NavigationContext context, NavigationSettings settings, NavigationTreeNode parent)
   at Dynamicweb.Frontend.Navigation.NavigationTreeNodeViewModel.get_Nodes()
   at CompiledRazorTemplates.Dynamic.RazorEngine_1b8e551317f749dcb71d8689818ac9fe.Execute() in D:\Dynamicweb.net\Solutions\Dynamicweb\aedgroup2023.cloud.dynamicweb-cms.com\Files\Templates\Designs\Rapido\Navigation\Breadcrumbs.cshtml:line 3
   at RazorEngine.Templating.TemplateBase.RazorEngine.Templating.ITemplate.Run(ExecuteContext context, TextWriter reader)
   at RazorEngine.Templating.RazorEngineService.RunCompile(ITemplateKey key, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineServiceExtensions.<>c__DisplayClass16_0.<RunCompile>b__0(TextWriter writer)
   at RazorEngine.Templating.RazorEngineServiceExtensions.WithWriter(Action`1 withWriter)
   at Dynamicweb.Rendering.RazorTemplateRenderingProvider.Render(Template template)
   at Dynamicweb.Rendering.TemplateRenderingService.Render(Template template)
   at Dynamicweb.Rendering.Template.RenderRazorTemplate()


  1     @inherits Dynamicweb.Rendering.ViewModelTemplate<Dynamicweb.Frontend.Navigation.NavigationTreeViewModel>
  2     
  3     @if (Model.Nodes.Count() > 0)
  4     {
  5         <ul class="breadcrumb dw-mod">
  6             @RenderNodes(Model.Nodes)
  7         </ul>
  8     }
  9     
 10     
 11     @helper RenderNodes(IEnumerable<Dynamicweb.Frontend.Navigation.NavigationTreeNodeViewModel> nodes)
 12     {
 13         foreach (var node in nodes)
 14         {
 15     <li class="breadcrumb__item @(node.IsActive ? "active" : "") dw-mod">
 16        
 17             @if (!string.IsNullOrEmpty(node.Link))
 18             {
 19                 if (node.Link.Contains("product-detail-page"))
 20                 {
 21                     node.Link = node.Link.Replace("/product-detail-page/", "/");
 22                 }
 23     
 24                 <a href="@node.Link">
 25                     @node.Name
 26                 </a>
 27     
 28             }
 29     
 30        
 31     </li>
 32                 @RenderNodes(node.Nodes)
 33             }
 34     }
 35     
 36     @helper RenderSchemaItem(IEnumerable<Dynamicweb.Frontend.Navigation.NavigationTreeNodeViewModel> nodes, int position)
 37     {
 38         foreach (var node in nodes)
 39         {
 40             <text>{
 41                 "@@type": "ListItem",
 42                 "position": @position,
 43                 "name": "@node.Name",
 44                 "item": "@(Dynamicweb.Context.Current.Request.Url.Scheme + "://" + Dynamicweb.Context.Current.Request.Url.Host +  node.Link)"
 45                 }@(node.Nodes.Count() > 0 ? "," : "")</text>
 46             @RenderSchemaItem(node.Nodes, position + 1)
 47         }
 48     }
 49     <script type="application/ld+json">
 50         {
 51           "@@context": "https://schema.org",
 52           "@@type": "BreadcrumbList",
 53           "itemListElement": [@RenderSchemaItem(Model.Nodes, 1)]
 54         }
 55     </script>