Error executing template "/Designs/Swift/Grid/Page/RowTemplates/2ColumnsFlex.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.RazorEngine_f1d8342ff7214cf19402e7761785518d.ExecuteAsync()
   at RazorEngine.Templating.TemplateBase.Run(ExecuteContext context, TextWriter reader)
   at RazorEngine.Templating.RazorEngineCore.RunTemplate(ICompiledTemplate template, TextWriter writer, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineService.Run(ITemplateKey key, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.DynamicWrapperService.Run(ITemplateKey key, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineServiceExtensions.Run(IRazorEngineService service, String name, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineServiceExtensions.<>c__DisplayClass23_0.<Run>b__0(TextWriter writer)
   at RazorEngine.Templating.RazorEngineServiceExtensions.WithWriter(Action`1 withWriter)
   at RazorEngine.Templating.RazorEngineServiceExtensions.Run(IRazorEngineService service, String name, Type modelType, Object model, DynamicViewBag viewBag)
   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.GridRowViewModel>
  2     
  3     @{
  4     	string containerClass = "container-xl";
  5     
  6     	string width = Model.Item.GetRawValueString("Width", "").ToLower();
  7     	if (width == "stretch")
  8     	{
  9     		containerClass = "container-fluid";
 10     	}
 11     	if (width == "none")
 12     	{
 13     		containerClass = "container-fluid px-0";
 14     	}
 15     
 16     	string rowClass = "gap-3";
 17     	string spaceBetweenColumns = Model.Item.GetRawValueString("SpaceBetweenColumns", "").ToLower();
 18     
 19     	if (spaceBetweenColumns == "stick")
 20     	{
 21     		rowClass = "gap-0";
 22     	}
 23     	if (spaceBetweenColumns == "spacing-large")
 24     	{
 25     		rowClass = "gap-1 gap-md-4 gap-lg-5";
 26     	}
 27     
 28     	string columnPosition = Model.Item.GetRawValueString("ColumnPosition", "align-items-center").ToLower();
 29     	if (columnPosition == "top")
 30     	{
 31     		columnPosition = "align-items-start";
 32     	}
 33     	if (columnPosition == "center")
 34     	{
 35     		columnPosition = "align-items-center";
 36     	}
 37     	if (columnPosition == "bottom")
 38     	{
 39     		columnPosition = "align-items-end";
 40     	}
 41     
 42     	string rowHeight = Model.Item.GetRawValueString("RowHeight", "0").ToLower();
 43     	rowHeight = "py-" + rowHeight;
 44     
 45     	string column1width = Model.Item.GetRawValueString("Column_1Width", "").ToLower();
 46     	column1width = column1width == "grow" ? "flex-grow-1" : "flex-grow-0";
 47     
 48     	string column2width = Model.Item.GetRawValueString("Column_2Width", "").ToLower();
 49     	column2width = column2width == "grow" ? "flex-grow-1" : "flex-grow-0";
 50     
 51     	string hideOnScroll = Model.Item.GetRawValueString("HideOnScroll", "").ToLower();
 52     	hideOnScroll = hideOnScroll == "hide" ? "js-hide-on-scroll" : "";
 53     
 54     	string theme = !string.IsNullOrWhiteSpace(Model.Item.GetRawValueString("Theme")) ? " theme " + Model.Item.GetRawValueString("Theme").Replace(" ", "").Trim().ToLower() : "";
 55     	string alternativeTheme = !string.IsNullOrWhiteSpace(Model.Item.GetRawValueString("AlternativeTheme")) ? " theme " + Model.Item.GetRawValueString("AlternativeTheme").Replace(" ", "").Trim().ToLower() : "";
 56     	string mainTheme = theme;
 57     
 58     	string headerCssClass = "sticky-top";
 59     	if (Pageview.Page.PropertyItem != null) {
 60     		headerCssClass = Pageview.Page.PropertyItem["MoveThisPageBehindTheHeader"] != null ? Pageview.Page.PropertyItem["MoveThisPageBehindTheHeader"].ToString() : "sticky-top";
 61     	}
 62     	headerCssClass = headerCssClass == "" ? "sticky-top" : headerCssClass;
 63     	headerCssClass = Pageview.IsVisualEditorMode ? "" : headerCssClass;
 64     
 65     	string themeSwitchers = "";
 66     	string themeAnimated = "";
 67     	if (headerCssClass == "fixed-top")
 68     	{
 69     		theme = alternativeTheme;
 70     		themeSwitchers = "data-main-theme=\"" + mainTheme + "\" data-alternative-theme=\"" + alternativeTheme + "\"";
 71     		themeAnimated = "theme-animated ";
 72     	}
 73     
 74     	var decorations = Model.Item?.GetList("CssDecorations")?.GetRawValue().OfType<string>() ?? Enumerable.Empty<string>();
 75     	var css = string.Empty;
 76     	var cssClasses = new List<string> { };
 77     
 78     	foreach (var itemId in decorations)
 79     	{
 80     		var item = Dynamicweb.Content.Services.Items.GetItem("Swift_Css", itemId);
 81     		item.TryGetValue("Class", out object classes);
 82     		if (classes is null)
 83     		{
 84     			continue;
 85     		}
 86     
 87     		var cssString = (string)classes;
 88     		if (cssString.StartsWith("["))
 89     		{
 90     			var cssArray = Dynamicweb.Core.Converter.Deserialize<string[]>(cssString);
 91     			cssClasses.AddRange(cssArray);
 92     		}
 93     		else
 94     		{
 95     			cssClasses.Add(cssString.Replace(",", " "));
 96     		}
 97     	}
 98     	css = string.Join(" ", cssClasses).Trim();
 99     
100     	var columnContent1 = Model.Column(1).Output();
101     	var columnContent2 = Model.Column(2).Output();
102     
103     	if (Pageview.IsVisualEditorMode || !string.IsNullOrWhiteSpace(columnContent1) || !string.IsNullOrWhiteSpace(columnContent2))
104     	{
105     		<div class="@rowHeight @themeAnimated @theme @hideOnScroll @(css) item_@Model.Item.SystemName.ToLower()" @themeSwitchers data-swift-gridrow>
106     			<div class="@containerClass">
107     				<div class="d-flex flex-row @rowClass @columnPosition">
108     					<div class="col @column1width">
109     						@columnContent1
110     					</div>
111     					<div class="col @column2width">
112     						@columnContent2
113     					</div>
114     				</div>
115     			</div>
116     		</div>
117     	}
118     }
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