Error executing template "Designs/Swift/Paragraph/Swift_Accordion.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.RazorEngine_035684a76f9945bc93a693ab8583ea27.Execute() in D:\dynamicweb.net\Solutions\Flex Media\baagoe.cloud.dynamicweb-cms.com\files\Templates\Designs\Swift\Paragraph\Swift_Accordion.cshtml:line 5
   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     
  3     
  4     @{
  5     	string title = Model.Item.GetString("Title");
  6     	var accordionItems = Model.Item?.GetItems("Accordion_Items") ?? Enumerable.Empty<Dynamicweb.Frontend.ItemViewModel>().ToList();
  7     	string theme = !string.IsNullOrWhiteSpace(Model.Item.GetRawValueString("Theme")) ? " theme " + Model.Item.GetRawValueString("Theme").Replace(" ", "").Trim().ToLower() : "";
  8     	string contentPadding = Model.Item.GetRawValueString("ContentPadding", "");
  9     	contentPadding = contentPadding == "none" ? "p-0" : contentPadding;
 10     	contentPadding = contentPadding == "small" ? "p-3 p-md-3" : contentPadding;
 11     	contentPadding = contentPadding == "large" ? "p-5 p-md-5" : contentPadding;
 12     }
 13     
 14     <div class="accordion@(theme) @(contentPadding) h-100 item_@Model.Item.SystemName.ToLower()" id="accordion-@Pageview.CurrentParagraph.ID">
 15     	@RenderTitle()
 16     	@foreach (var item in accordionItems)
 17     	{
 18     		<div class="accordion-item">
 19     			<h2 class="accordion-header" id="heading-@Pageview.CurrentParagraph.ID-@item.Id">
 20     				<button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapse-@Pageview.CurrentParagraph.ID-@item.Id" aria-expanded="false" aria-controls="collapse-@Pageview.CurrentParagraph.ID-@item.Id">
 21     					@item.GetString("Title")
 22     				</button>
 23     			</h2>
 24     			<div id="collapse-@Pageview.CurrentParagraph.ID-@item.Id" class="accordion-collapse collapse" aria-labelledby="heading-@Pageview.CurrentParagraph.ID-@item.Id" data-bs-parent="#accordion-@Pageview.CurrentParagraph.ID">
 25     				<div class="accordion-body mb-0-last-child opacity-75">
 26     					@item.GetRawValueString("Content")
 27     				</div>
 28     			</div>
 29     		</div>
 30     	}
 31     </div>
 32     
 33     @helper RenderTitle()
 34     {
 35     	if (!string.IsNullOrEmpty(Model.Item.GetString("Title")) && !Model.Item.GetBoolean("HideTitle"))
 36     	{
 37     		string titleFontSize = Model.Item.GetRawValueString("TitleFontSize", "h2");
 38     		string headingLevel = Model.Item.GetString("HeadingLevel", "h2");
 39     		string headingLevelStart = $"<{headingLevel} class=\"{titleFontSize} mb-4\">";
 40     		string headingLevelStop = $"</{headingLevel}>";
 41     
 42     		@headingLevelStart
 43     			@Model.Item.GetString("Title")
 44     		@headingLevelStop
 45     	}
 46     }
 47