Swift - Event

Error executing template "Designs/Swift/Swift_Email/Paragraph/Swift_EmailMenu.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
at Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Page page)
at CompiledRazorTemplates.Dynamic.RazorEngine_25c8c0492a9e42c7b24b2a82fc94b396.Execute() in D:\dynamicweb.net\Solutions\jasa.LIVE\Files\Templates\Designs\Swift\Swift_Email\Paragraph\Swift_EmailMenu.cshtml:line 84
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     @functions {
  4     	private string GetFontStack()
  5     	{
  6     		return "font-family:initial,Arial,Helvetica Neue,Helvetica,sans-serif;";
  7     	}
  8  9     	private string GetTableReset()
 10     	{
 11     		return "border:0;margin:0;outline:0;padding:0;";
 12     	}
 13     }
 14 15     @{
 16     	var blockType = "menu_block";
 17 18     	var page = Dynamicweb.Content.Services.Pages.GetPage(Model.PageID);
 19     	var settings = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(page?.Parent).Item;
 20     	var blockId = Model.ID;
 21     	var block = Model.Item;
 22 23     	var emailContentThemeId = settings.GetRawValueString("EmailContentTheme");
 24     	var emailContentThemeParagraph = emailContentThemeId != null && emailContentThemeId != string.Empty ? Dynamicweb.Content.Services.Paragraphs.GetParagraph(Dynamicweb.Core.Converter.ToInt32(emailContentThemeId)) : null;
 25     	var emailContentTheme = emailContentThemeParagraph != null && Dynamicweb.Frontend.ContentViewModelFactory.CreateParagraphInfoViewModel(emailContentThemeParagraph).Item.GetString("CssClassName") != string.Empty ? Dynamicweb.Frontend.ContentViewModelFactory.CreateParagraphInfoViewModel(emailContentThemeParagraph)?.Item : null;
 26 27     	var rowId = Dynamicweb.Content.Services.Paragraphs.GetParagraph(blockId).GridRowId;
 28     	var row = Dynamicweb.Content.Services.Grids.GetGridRowById(rowId);
 29     	var rowItem = Dynamicweb.Content.Services.Items.GetItem(row.ItemType, row.ItemId);
 30     	var rowThemeId = Dynamicweb.Core.Converter.ToString(rowItem["ColumnBackground"]);
 31     	var rowThemeParagraph = rowThemeId != null && rowThemeId != string.Empty ? Dynamicweb.Content.Services.Paragraphs.GetParagraph(Dynamicweb.Core.Converter.ToInt32(rowThemeId)) : null;
 32     	var rowTheme = rowThemeParagraph != null && Dynamicweb.Frontend.ContentViewModelFactory.CreateParagraphInfoViewModel(rowThemeParagraph).Item.GetString("CssClassName") != string.Empty ? Dynamicweb.Frontend.ContentViewModelFactory.CreateParagraphInfoViewModel(rowThemeParagraph)?.Item : null;
 33 34     	var blockThemeId = block.GetRawValueString("Theme");
 35     	var blockThemeParagraph = blockThemeId != null && blockThemeId != string.Empty ? Dynamicweb.Content.Services.Paragraphs.GetParagraph(Dynamicweb.Core.Converter.ToInt32(blockThemeId)) : null;
 36     	var blockTheme = blockThemeParagraph != null && Dynamicweb.Frontend.ContentViewModelFactory.CreateParagraphInfoViewModel(blockThemeParagraph).Item.GetString("CssClassName") != string.Empty ? Dynamicweb.Frontend.ContentViewModelFactory.CreateParagraphInfoViewModel(blockThemeParagraph)?.Item : rowTheme is object ? rowTheme : emailContentTheme;
 37 38     	string backgroundColor = blockTheme != null ? "background-color: " + blockTheme.GetString("BackgroundColor") + ";" : string.Empty;
 39     	string foregroundColor = blockTheme != null ? "color:" + blockTheme.GetString("ForegroundColor", "inherit") + ";" : string.Empty;
 40     	string borderColor = blockTheme != null ? blockTheme.GetString("BorderColor", "transparent") : string.Empty;
 41     	string borders = block.GetRawValueString("Borders", "none");
 42     	string borderThicknes = block.GetRawValueString("BorderThicknes", "0") + "px";
 43     	string borderClass = string.Empty;
 44 45     	switch (borders)
 46     	{
 47     		case "top":
 48     			borderClass = $"border-top:{borderThicknes} solid {borderColor};";
 49     			break;
 50     		case "bottom":
 51     			borderClass = $"border-bottom:{borderThicknes} solid {borderColor};";
 52     			break;
 53     		case "top-bottom":
 54     			borderClass = $"border-top:{borderThicknes} solid {borderColor}; border-bottom:{borderThicknes} solid {borderColor}; border-left:0;border-right:0;";
 55     			break;
 56     		case "all":
 57     			borderClass = $"border:{borderThicknes} solid {borderColor};";
 58     			break;
 59     	}
 60 61     	string padding = block.GetRawValueString("Padding", "0");
 62     	var menuItems = block.GetItems("MenuItems");
 63     	var align = block.GetRawValueString("Align", "center");
 64     	var layout = block.GetRawValueString("Layout", "horizontal");
 65     	var fontSize = block.GetRawValueString("FontSize", "16");
 66     }
 67 68     <table id="@blockId" class="@blockType" align="@align" border="0" cellpadding="0" cellspacing="0" role="presentation" style="mso-table-lspace:0pt;mso-table-rspace:0pt;mso-line-height-rule:exactly;@GetTableReset()color:inherit;width:100%;@(backgroundColor)">
 69     	<tbody>
 70     		<tr style="@GetTableReset()">
 71     			<td style="mso-table-lspace:0pt;mso-table-rspace:0pt;font-weight:400;text-align:@align;vertical-align:top;@(backgroundColor)@(foregroundColor)@GetTableReset()padding:@(padding)px;@(borderClass)font-size:@(fontSize)px;" width="100%">
 72     				@if (menuItems != null)
 73     				{
 74     					var last = menuItems.Last();
 75     					foreach (var item in menuItems)
 76     					{
 77     						var link = item.GetLink("Link")?.Url ?? null;
 78     						var itemSpacing = block.GetRawValueString("ItemSpacing", "16");
 79     						var spacing = !item.Equals(last) ? itemSpacing : "0";
 80 81     						if (link != null)
 82     						{
 83     							var linkId = item.GetLink("Link").PageId;
 84     							var menuItem = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Dynamicweb.Content.Services.Pages.GetPage(linkId));
 85 86     							link = Dynamicweb.Context.Current.Request.Url.Scheme + "://" + Dynamicweb.Context.Current.Request.Url.Host + "/Default.aspx?id=" + linkId;
 87 88     							<a href="@link" style="text-align:@align;@(layout == "vertical" ? $"display:block !important;width:100%;padding-bottom:{spacing}px;" : $"display:inline-block !important;margin-right:{spacing}px;")@(foregroundColor)text-decoration:none;@GetFontStack()" target="_blank">
 89     								<strong style="@(foregroundColor)text-decoration:underline;font-weight:normal;@GetFontStack()">
 90     									@menuItem.Name
 91     								</strong>
 92     							</a>
 93     						}
 94     					}
 95     				}
 96     				<!--[if mso]><br/><![endif]-->
 97     			</td>
 98     		</tr>
 99     	</tbody>
100     </table>
101