Error executing template "Designs/Swift-v2/Paragraph/Swift-v2_ProductCatalogDetailsApp.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.RazorEngine_4221672b82f444bc8196148607b81036.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) in /_/src/Application/Providers/Dynamicweb.Rendering.Providers.NetCore/Razor/RazorTemplateRenderingProvider.cs:line 99
   at Dynamicweb.Rendering.TemplateRenderingService.Render(Template template) in E:\A10\_w\2\s\src\Core\Dynamicweb.Core\Rendering\TemplateRenderingService.cs:line 21
   at Dynamicweb.Rendering.Template.RenderRazorTemplate() in E:\A10\_w\2\s\src\Core\Dynamicweb.Core\Rendering\Template.cs:line 749


  1     @inherits Dynamicweb.Rendering.ViewModelTemplate<Dynamicweb.Frontend.ParagraphViewModel>
  2     @using Dynamicweb.Ecommerce.ProductCatalog
  3     
  4     @{
  5     	//Set default product data for use in Visual Editor
  6     	if (Pageview.IsVisualEditorMode)
  7     	{
  8     		ProductViewModelSettings productSetting = new ProductViewModelSettings
  9     		{
 10     			LanguageId = Dynamicweb.Ecommerce.Common.Context.LanguageID,
 11     			CurrencyCode = Dynamicweb.Ecommerce.Common.Context.Currency.Code,
 12     			CountryCode = Dynamicweb.Ecommerce.Common.Context.Country.Code2,
 13     			ShopId = Pageview.Area.EcomShopId
 14     		};
 15     
 16     		string selectedDummyProduct = "PROD1";
 17     		var list = new ProductListViewModel();
 18     		if (Model.Item.GetValue("DummyProduct") != null)
 19     		{
 20     			list = Model.Item.GetValue("DummyProduct") as ProductListViewModel;
 21     
 22     			foreach (var product in list.Products)
 23     			{
 24     				selectedDummyProduct = product.Id;
 25     			}
 26     
 27     			ProductViewModel dummyProduct = ViewModelFactory.CreateView(productSetting, selectedDummyProduct);
 28     
 29     			if (!Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
 30     			{
 31     				Dynamicweb.Context.Current.Items.Add("ProductDetails", dummyProduct);
 32     			}
 33     		}
 34     		else
 35     		{
 36     			<div class="alert alert-danger" role="alert">
 37     				<span>@Translate("Please select a Dummy product on this paragraph")</span>
 38     			</div>
 39     		}
 40     	}
 41     	else if (!Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
 42     	{
 43     		ProductViewModel dummyProduct = new ProductViewModel();
 44     		Dynamicweb.Context.Current.Items.Add("ProductDetails", dummyProduct);
 45     	}
 46     }
 47     
 48     @if (Pageview.IsVisualEditorMode)
 49     {
 50     	<div class="alert alert-info" role="alert">
 51     		<span>@Translate("Product catalog App: Edit this column to configure. (Product catalog app must be attached this paragraph)")</span>
 52     	</div>
 53     }
 54     
 55     <div class="item_@Model.Item.SystemName.ToLower()">
 56     	@Model.GetModuleOutput()
 57     </div>
 58     

Error executing template "Designs/Swift-v2/Paragraph/Swift-v2_BackInStockNotification.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.RazorEngine_432bcd25c271441baa7310926b12c41a.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) in /_/src/Application/Providers/Dynamicweb.Rendering.Providers.NetCore/Razor/RazorTemplateRenderingProvider.cs:line 99
   at Dynamicweb.Rendering.TemplateRenderingService.Render(Template template) in E:\A10\_w\2\s\src\Core\Dynamicweb.Core\Rendering\TemplateRenderingService.cs:line 21
   at Dynamicweb.Rendering.Template.RenderRazorTemplate() in E:\A10\_w\2\s\src\Core\Dynamicweb.Core\Rendering\Template.cs:line 749


  1     @inherits Dynamicweb.Rendering.ViewModelTemplate<Dynamicweb.Frontend.ParagraphViewModel>
  2     @using System.Linq
  3     @using Dynamicweb.Ecommerce
  4     @using Dynamicweb.Ecommerce.ProductCatalog
  5     @using Dynamicweb.Ecommerce.Products
  6     @using Dynamicweb.Ecommerce.Stocks
  7     
  8     @functions
  9     {
 10     	private static bool BackInStockRegisteredForUser(ProductViewModel product, string unitId = "", long stocklocationId = 0)
 11     	{
 12     		if (!Dynamicweb.Security.UserManagement.User.IsExtranetUserLoggedIn()) return false;
 13     
 14     		Product productObject = Services.Products.GetProductById(product.Id, product.VariantId, product.LanguageId);
 15     		StockLocation stockLocation = Services.StockService.GetStockLocation(stocklocationId);
 16     		double unitStock = productObject.GetUnitStock(stockLocation, unitId);
 17     		return unitStock <= 0d && ProductBackInStockNotification.BackInStockNotificationExists(productObject, unitId);
 18     	}
 19     }
 20     
 21     @{
 22     	ProductViewModel product = null;
 23     	if (Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
 24     	{
 25     		product = (ProductViewModel)Dynamicweb.Context.Current.Items["ProductDetails"];
 26     	}
 27     	else if (Pageview.Page.Item["DummyProduct"] != null)
 28     	{
 29     		var pageViewModel = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Pageview.Page);
 30     		ProductListViewModel productList = pageViewModel.Item.GetValue("DummyProduct") != null ? pageViewModel.Item.GetValue("DummyProduct") as ProductListViewModel : new ProductListViewModel();
 31     
 32     		if (productList?.Products is object)
 33     		{
 34     			product = productList.Products[0];
 35     		}
 36     	}
 37     }
 38     
 39     @if ((product is object && product.ProductType == Dynamicweb.Ecommerce.Products.ProductType.Stock))
 40     {
 41     	bool productInStock = product.StockLevel > 0 || product.NeverOutOfstock;
 42     
 43     	if (!productInStock)
 44     	{
 45     		string notifiedMessage = Model.Item.GetString("NotifiedMessage");
 46     		string notifiedMessageId = $"NotifiedMessage_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 47     
 48     		string horizontalAlign = Model.Item.GetRawValueString("HorizontalAlignment", "");
 49     		horizontalAlign = horizontalAlign == "center" ? "justify-content-center" : horizontalAlign;
 50     		horizontalAlign = horizontalAlign == "end" ? "justify-content-end" : horizontalAlign;
 51     		horizontalAlign = horizontalAlign == "full" ? "" : horizontalAlign;
 52     
 53     		string flexFill = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "flex-fill" : "";
 54     		string fullWidth = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "w-100" : "";
 55     
 56     		bool notificationRegisteredForUser = BackInStockRegisteredForUser(product);
 57     
 58     		<div class="d-flex flex-row w-100 @horizontalAlign @fullWidth item_@Model.Item.SystemName.ToLower()">
 59     			<div class="@horizontalAlign @fullWidth @(notificationRegisteredForUser ? "" : "d-none")" id="@notifiedMessageId">
 60     				@notifiedMessage
 61     			</div>
 62     
 63     			@if (!notificationRegisteredForUser)
 64     			{
 65     
 66     				string notifyIcon = Model.Item.GetString("Icon");
 67     				string notifyLabel = !notifyIcon.Contains("_none") ? "<span class=\"icon-2\">" + ReadFile(notifyIcon) + "</span>" : "";
 68     				notifyLabel += " " + Translate("Notify me when available");
 69     
 70     				string modalId = $"modal_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 71     				string formId = $"NotificationForm_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 72     				string notificationButtonId = $"NotificationButton_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 73     				string notificationOnClick = !Pageview.IsVisualEditorMode ? $"swift.BackInStockNotification.SubmitNotification('{formId}', '{modalId}', '{notifiedMessageId}', '{notificationButtonId}')" : "";
 74     
 75     				string productPage = $"Default.aspx?ID={GetPageIdByNavigationTag("ProductDetailPage")}";
 76     
 77     				<div class="d-flex @horizontalAlign @fullWidth js-input-group">
 78     					<div class="input-group input-primary-button-group flex-nowrap">
 79     						<button type="button" class="btn btn-primary @flexFill" data-dw-button="primary" id="@notificationButtonId" data-bs-toggle="modal" data-bs-target="#@modalId">
 80     							<span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
 81     								@notifyLabel
 82     							</span>
 83     						</button>
 84     					</div>
 85     				</div>
 86     
 87     				<div class="modal fade" id="@modalId" tabindex="-1" aria-labelledby="label_@modalId" aria-hidden="true">
 88     					<div class="modal-dialog pt-8">
 89     						<div class="modal-content">
 90     							<div class="modal-header">
 91     								<h5 class="modal-title" id="label_@modalId">@Translate("Back in stock")</h5>
 92     								<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="@Translate("Close")"></button>
 93     							</div>
 94     							<div class="modal-body">
 95     								<form name="@product.Id" id="@formId" method="post" action="@productPage">
 96     									<input type="hidden" name="ProductID" value="@product.Id" />
 97     									<input type="hidden" name="VariantID" value="@product.VariantId" />
 98     									<input type="hidden" name="LanguageID" value="@product.LanguageId" />
 99     									<input type="hidden" name="CartCmd" value="createnotificationforthisproduct" />
100     									<div class="m-2">
101     										@Translate("Send me an email when the product is in stock.")
102     									</div>
103     									<div class="form-floating m-2">
104     										<input class="form-control" type="text" id="NotificationEmail" value="@(Pageview.User != null ? Pageview.User.Email : "")" name="NotificationEmail" placeholder="@Translate("Email")" required="required" aria-required="aria-required" />
105     										<label for="NotificationEmail" class="form-label">@Translate("Email")</label>
106     									</div>
107     								</form>
108     							</div>
109     							<div class="modal-footer">
110     								<button type="button" class="btn btn-primary" data-dw-button="primary" onclick="@notificationOnClick">@Translate("Submit")</button>
111     							</div>
112     						</div>
113     					</div>
114     				</div>
115     			}
116     		</div>
117     	}
118     }
119     else if (Pageview.IsVisualEditorMode)
120     {
121     	<div class="alert alert-dark m-0">@Translate("Back in stock notification will be shown here")</div>
122     }
123     

Error executing template "Designs/Swift-v2/Paragraph/Swift-v2_BackInStockNotification.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.RazorEngine_432bcd25c271441baa7310926b12c41a.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) in /_/src/Application/Providers/Dynamicweb.Rendering.Providers.NetCore/Razor/RazorTemplateRenderingProvider.cs:line 99
   at Dynamicweb.Rendering.TemplateRenderingService.Render(Template template) in E:\A10\_w\2\s\src\Core\Dynamicweb.Core\Rendering\TemplateRenderingService.cs:line 21
   at Dynamicweb.Rendering.Template.RenderRazorTemplate() in E:\A10\_w\2\s\src\Core\Dynamicweb.Core\Rendering\Template.cs:line 749


  1     @inherits Dynamicweb.Rendering.ViewModelTemplate<Dynamicweb.Frontend.ParagraphViewModel>
  2     @using System.Linq
  3     @using Dynamicweb.Ecommerce
  4     @using Dynamicweb.Ecommerce.ProductCatalog
  5     @using Dynamicweb.Ecommerce.Products
  6     @using Dynamicweb.Ecommerce.Stocks
  7     
  8     @functions
  9     {
 10     	private static bool BackInStockRegisteredForUser(ProductViewModel product, string unitId = "", long stocklocationId = 0)
 11     	{
 12     		if (!Dynamicweb.Security.UserManagement.User.IsExtranetUserLoggedIn()) return false;
 13     
 14     		Product productObject = Services.Products.GetProductById(product.Id, product.VariantId, product.LanguageId);
 15     		StockLocation stockLocation = Services.StockService.GetStockLocation(stocklocationId);
 16     		double unitStock = productObject.GetUnitStock(stockLocation, unitId);
 17     		return unitStock <= 0d && ProductBackInStockNotification.BackInStockNotificationExists(productObject, unitId);
 18     	}
 19     }
 20     
 21     @{
 22     	ProductViewModel product = null;
 23     	if (Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
 24     	{
 25     		product = (ProductViewModel)Dynamicweb.Context.Current.Items["ProductDetails"];
 26     	}
 27     	else if (Pageview.Page.Item["DummyProduct"] != null)
 28     	{
 29     		var pageViewModel = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Pageview.Page);
 30     		ProductListViewModel productList = pageViewModel.Item.GetValue("DummyProduct") != null ? pageViewModel.Item.GetValue("DummyProduct") as ProductListViewModel : new ProductListViewModel();
 31     
 32     		if (productList?.Products is object)
 33     		{
 34     			product = productList.Products[0];
 35     		}
 36     	}
 37     }
 38     
 39     @if ((product is object && product.ProductType == Dynamicweb.Ecommerce.Products.ProductType.Stock))
 40     {
 41     	bool productInStock = product.StockLevel > 0 || product.NeverOutOfstock;
 42     
 43     	if (!productInStock)
 44     	{
 45     		string notifiedMessage = Model.Item.GetString("NotifiedMessage");
 46     		string notifiedMessageId = $"NotifiedMessage_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 47     
 48     		string horizontalAlign = Model.Item.GetRawValueString("HorizontalAlignment", "");
 49     		horizontalAlign = horizontalAlign == "center" ? "justify-content-center" : horizontalAlign;
 50     		horizontalAlign = horizontalAlign == "end" ? "justify-content-end" : horizontalAlign;
 51     		horizontalAlign = horizontalAlign == "full" ? "" : horizontalAlign;
 52     
 53     		string flexFill = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "flex-fill" : "";
 54     		string fullWidth = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "w-100" : "";
 55     
 56     		bool notificationRegisteredForUser = BackInStockRegisteredForUser(product);
 57     
 58     		<div class="d-flex flex-row w-100 @horizontalAlign @fullWidth item_@Model.Item.SystemName.ToLower()">
 59     			<div class="@horizontalAlign @fullWidth @(notificationRegisteredForUser ? "" : "d-none")" id="@notifiedMessageId">
 60     				@notifiedMessage
 61     			</div>
 62     
 63     			@if (!notificationRegisteredForUser)
 64     			{
 65     
 66     				string notifyIcon = Model.Item.GetString("Icon");
 67     				string notifyLabel = !notifyIcon.Contains("_none") ? "<span class=\"icon-2\">" + ReadFile(notifyIcon) + "</span>" : "";
 68     				notifyLabel += " " + Translate("Notify me when available");
 69     
 70     				string modalId = $"modal_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 71     				string formId = $"NotificationForm_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 72     				string notificationButtonId = $"NotificationButton_item_{Model.Item.SystemName.ToLower()}_{product.Id}_{product.VariantId.Replace(".", "_")}";
 73     				string notificationOnClick = !Pageview.IsVisualEditorMode ? $"swift.BackInStockNotification.SubmitNotification('{formId}', '{modalId}', '{notifiedMessageId}', '{notificationButtonId}')" : "";
 74     
 75     				string productPage = $"Default.aspx?ID={GetPageIdByNavigationTag("ProductDetailPage")}";
 76     
 77     				<div class="d-flex @horizontalAlign @fullWidth js-input-group">
 78     					<div class="input-group input-primary-button-group flex-nowrap">
 79     						<button type="button" class="btn btn-primary @flexFill" data-dw-button="primary" id="@notificationButtonId" data-bs-toggle="modal" data-bs-target="#@modalId">
 80     							<span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
 81     								@notifyLabel
 82     							</span>
 83     						</button>
 84     					</div>
 85     				</div>
 86     
 87     				<div class="modal fade" id="@modalId" tabindex="-1" aria-labelledby="label_@modalId" aria-hidden="true">
 88     					<div class="modal-dialog pt-8">
 89     						<div class="modal-content">
 90     							<div class="modal-header">
 91     								<h5 class="modal-title" id="label_@modalId">@Translate("Back in stock")</h5>
 92     								<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="@Translate("Close")"></button>
 93     							</div>
 94     							<div class="modal-body">
 95     								<form name="@product.Id" id="@formId" method="post" action="@productPage">
 96     									<input type="hidden" name="ProductID" value="@product.Id" />
 97     									<input type="hidden" name="VariantID" value="@product.VariantId" />
 98     									<input type="hidden" name="LanguageID" value="@product.LanguageId" />
 99     									<input type="hidden" name="CartCmd" value="createnotificationforthisproduct" />
100     									<div class="m-2">
101     										@Translate("Send me an email when the product is in stock.")
102     									</div>
103     									<div class="form-floating m-2">
104     										<input class="form-control" type="text" id="NotificationEmail" value="@(Pageview.User != null ? Pageview.User.Email : "")" name="NotificationEmail" placeholder="@Translate("Email")" required="required" aria-required="aria-required" />
105     										<label for="NotificationEmail" class="form-label">@Translate("Email")</label>
106     									</div>
107     								</form>
108     							</div>
109     							<div class="modal-footer">
110     								<button type="button" class="btn btn-primary" data-dw-button="primary" onclick="@notificationOnClick">@Translate("Submit")</button>
111     							</div>
112     						</div>
113     					</div>
114     				</div>
115     			}
116     		</div>
117     	}
118     }
119     else if (Pageview.IsVisualEditorMode)
120     {
121     	<div class="alert alert-dark m-0">@Translate("Back in stock notification will be shown here")</div>
122     }
123