Exception in template (Designs\eCommerce\Paragraph\AddToCart.cshtml): System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.aebedbcbdacfcc.Execute()
   at RazorEngine.Templating.TemplateBase.RazorEngine.Templating.ITemplate.Run(ExecuteContext context)
   at RazorEngine.Razor.Parse[T](String razorTemplate, T model, String cacheName)
   at Dynamicweb.Rendering.Template.Output()
@using System @using System.Web; @using Dynamicweb.Modules.UserManagement; @{ var user = User.GetCurrentUser(); var sessionId = HttpContext.Current.Request.QueryString["SessionId"]; var productId = HttpContext.Current.Request.QueryString["DWProductId"]; var modelNumber = Dynamicweb.eCommerce.Products.Product.GetProductByID(productId).Number; var price = HttpContext.Current.Request.QueryString["price"]; var configurationName = HttpContext.Current.Request.QueryString["ConfigurationName"]; var addToCartQuery = HttpContext.Current.Request.QueryString["AddTocart"]; var referrer = HttpContext.Current.Request.QueryString["Referrer"]; var salesGroup = Pageview.Area.Item["Sales_Rep_Group"]; var userIsSalesRep = user != null && user.GroupIDs.Contains(Convert.ToInt32(salesGroup.ToString())); var cartIdKey = userIsSalesRep ? "Sales_View_Cart_Page_ID" : "Show_Cart_Page_ID"; var cartId = Convert.ToInt32(Pageview.Area.Item[cartIdKey]); var addToCart = !string.IsNullOrEmpty(addToCartQuery) && Convert.ToBoolean(addToCartQuery); if (addToCart) { <div class="move-top" style="display:grid"> <div style="margin-top:95px"></div> <h2>Adding product to cart, please wait</h2> <form method="post" name="autoAddToCart" style="display: none;"> <input type="hidden" name="CartCmd" value="add" /> <input type="hidden" name="ProductLink" value="@referrer" /> <input type="hidden" name="Redirect" value="/Default.aspx?ID=@cartId" /> <input type="hidden" name="ProductID" value="@productId" /> <input type="hidden" name="ConfigurationName" value="@configurationName" /> <input type="hidden" name="Quantity" value="1" /> <input id="EcomOrderLineFieldInput_GuruSessionId" type="hidden" name="EcomOrderLineFieldInput_GuruSessionId" value="@sessionId" /> <input id="EcomOrderLineFieldInput_ConfigurationName" type="hidden" name="EcomOrderLineFieldInput_ConfigurationName" value="@configurationName" /> <input id="Submit1" type="submit" value="Add to cart" /> </form> <script src="https://p5w7e8h7.stackpathcdn.com/Files/Templates/Designs/eCommerce/assets/javascripts/ga4.js"></script> <script> eCommerce.Overlay.show(document.body); pushAddToCart("@price", "@userIsSalesRep", "@modelNumber", "@configurationName"); document.forms['autoAddToCart'].submit(); </script> </div> } }