Error executing template "Designs/Swift/Paragraph/Swift_ProductListComponentParagraph.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at Dynamicweb.Content.PageService.GetPageOrLanguage(Int32 pageId, Int32 areaId)
   at CompiledRazorTemplates.Dynamic.RazorEngine_88db21f5568b411691fbff99fcfbefba.Execute() in D:\Dynamicweb.net\Solutions\FruHansensKaelder.cloud.dynamicweb-cms.com\files\Templates\Designs\Swift\Paragraph\Swift_ProductListComponentParagraph.cshtml:line 11
   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.ParagraphViewModel>
  2     @using Dynamicweb.Ecommerce.ProductCatalog
  3     @using Dynamicweb.Ecommerce.CustomerExperienceCenter.Favorites
  4     
  5     @{ 
  6     	bool isVisualEditor = !string.IsNullOrEmpty(Dynamicweb.Context.Current.Request.QueryString.Get("VisualEdit")) ? Convert.ToBoolean(Dynamicweb.Context.Current.Request.QueryString.Get("VisualEdit")) : false;
  7     
  8     	int itemSourcePageId = Convert.ToInt32(Model.Item.GetRawValueString("ComponentSource", "0"));
  9     
 10     	var pageService = new Dynamicweb.Content.PageService();
 11     	itemSourcePageId = itemSourcePageId > 0 && pageService.GetPageOrLanguage(itemSourcePageId, Pageview.AreaID) != null ? pageService.GetPageOrLanguage(itemSourcePageId, Pageview.AreaID).ID : itemSourcePageId;
 12     }
 13     
 14     @if (itemSourcePageId != 0) {
 15     	var page = Dynamicweb.Content.Services.Pages.GetPage(itemSourcePageId);
 16     
 17     	if (page != null) { 
 18     		var pageViewModel = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(page);
 19     		string itemTheme = !string.IsNullOrWhiteSpace(pageViewModel.Item.GetRawValueString("Theme")) ? " theme " + pageViewModel.Item.GetRawValueString("Theme").Replace(" ", "").Trim().ToLower() : "";
 20     
 21     		<div class="@itemTheme item_@Model.Item.SystemName.ToLower()">
 22     			@{ @RenderGrid(itemSourcePageId) }
 23     		</div>
 24     	} else if (Pageview.IsVisualEditorMode) { 
 25     		<div class="alert alert-dark m-0" role="alert">
 26     			<span>@Translate("The selected component does not exist anymore")</span>
 27     		</div>
 28     	}
 29     } else if (Pageview.IsVisualEditorMode) { 
 30     	<div class="alert alert-dark m-0" role="alert">
 31     		<span>@Translate("Product component: The component will be shown here, if any")</span>
 32     	</div>
 33     }
 34