Error executing template "Designs/alcadon/eCom/ProductCatalog/espresso-product-list-with-facets.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
at CompiledRazorTemplates.Dynamic.RazorEngine_2983c2cff63a4274837174b6b635aa7b.Execute() in E:\Dynamicweb.NET\Solutions\alcadon-espresso5-dk\Application\Files\Templates\Designs\alcadon\eCom\ProductCatalog\espresso-product-list-with-facets.cshtml:line 56
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< ProductListViewModel >
  2     @using System.Linq
  3     @using System.Web
  4     @using Co3.Alcadon.Data.Models
  5     @using Co3.Espresso.Base.Extensions
  6     @using Co3.Espresso.Website.Models.FrontEnd
  7     @using Co3.Espresso.Website.Models.FrontEnd.Settings
  8     @using Co3.Espresso.Website.Services
  9     @using Dynamicweb.Content.Items
 10     @using Dynamicweb.Ecommerce.ProductCatalog
 11     @using Dynamicweb.Frontend
 12     @using ProductListService = Co3.Alcadon.Data.Services.AlcadonProductListService
 13 14     @{
 15       Item paragraphItem = PageView.Current().CurrentParagraph.Item;
 16       string feedUrl = paragraphItem.GetValue< string >( "FeedUrl" );
 17       bool showGroupsAndGroupImage = string.IsNullOrEmpty( Dynamicweb.Context.Current.Request.QueryString.Get( "q" ) ) == true;
 18 19       AlcadonProductList espressoProductList = ProductListService.Instance.GetEspressoProductList( new ProductListSettings()
 20       {
 21         Products = Model.Products.Select(
 22           dynamicwebProductViewModel => ProductService.Instance.GetEspressoProductViewModel(
 23             new ProductSettings()
 24             {
 25               DynamicwebProductViewModel = dynamicwebProductViewModel,
 26               EmbeddedInModelList = true
 27             }
 28             )
 29           ).ToList(),
 30         Group = Model.Group,
 31         SubGroups = Model.SubGroups?.Where( g => Dynamicweb.Ecommerce.Services.ProductGroups.GetGroup( g.Id )?.NavigationShowInMenu == true  ).ToList(),
 32         FacetGroups = Model.FacetGroups,
 33         ProductCount = Model.TotalProductsCount,
 34         PageCount = Model.PageCount,
 35         PageSize = string.IsNullOrEmpty( HttpContext.Current.Request[ "PageSize" ] ) == false ? Convert.ToInt32( HttpContext.Current.Request[ "PageSize" ] ) : Model.PageSize,
 36         CurrentPageNumber = string.IsNullOrEmpty( HttpContext.Current.Request[ "PageNum" ] ) == false ? Convert.ToInt32( HttpContext.Current.Request[ "PageNum" ] ) : Model.CurrentPage,
 37         SortOptions = Co3.Espresso.Website.Services.ProductListService.Instance.GetSortOptions(),
 38         Heading = Model.Group?.Name,
 39         Classes = new ClassList( "e-productlist e-productlist-with-facets js-e-productlist-with-facets js-e-require" ),
 40         HeaderClasses = new ClassList( "e-productlist-header col-12 order-1" ),
 41         MainClasses = new ClassList( "e-productlist-main js-alcadon-productlist-toggle-container col-12 col-lg-9 order-2 order-lg-3" ),
 42         AsideClasses = new ClassList( "e-productlist-aside col-12 col-lg-3 order-4 order-lg-2" ),
 43         FooterClasses = new ClassList( "e-productlist-footer col-12 order-3 order-lg-4" ),
 44         ItemClasses = Co3.Espresso.Website.Services.ProductListService.Instance.GetItemClasses(),
 45       } );
 46     }
 47     @RenderingService.Instance.SectionEnd()
 48     <div class="@espressoProductList.Classes" data-feed-url="@feedUrl" data-is-using-ecommerce-navigation="@espressoProductList.IsUsingEcommerceNavigation.ToString().ToLowerInvariant()" data-page-count="@espressoProductList.PageCount" data-page-size="@espressoProductList.PageSize" data-product-count="@espressoProductList.ProductCount" data-require="productListWithFacets">
 49       @RenderingService.Instance.SectionStart( new SectionSettings
 50       {
 51         Classes = new ClassList( "e-section e-theme-light py-2" )
 52       } )
 53 54       <div class="@espressoProductList.HeaderClasses">
 55         <div class="border-bottom mb-2 small">
 56           <h1>@espressoProductList.Group.Name</h1>
 57           @if ( string.IsNullOrEmpty( espressoProductList.Group.Description ) == false )
 58           {
 59             <div class="row">
 60               <div class="col-12 col-lg-10 col-md-11 col-xl-9">@espressoProductList.Group.Description</div>
 61             </div>
 62           }
 63         </div>
 64       </div>
 65 66       <div class="@espressoProductList.MainClasses">
 67         @if ( showGroupsAndGroupImage == true )
 68         {
 69           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/groups.cshtml", espressoProductList )
 70         }
 71         @if ( espressoProductList.ShowExpandedGroupView == false )
 72         {
 73           if ( showGroupsAndGroupImage == true )
 74           {
 75             @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/group-image.cshtml", espressoProductList )
 76           }
 77           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/header.cshtml", espressoProductList )
 78           <div class="e-productlist-facets js-e-productlist-facets">
 79             @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/facets.cshtml", espressoProductList )
 80           </div>
 81           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/products.cshtml", espressoProductList
 82             )
 83           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/paging.cshtml", espressoProductList )
 84         }
 85       </div>
 86       <div class="@espressoProductList.AsideClasses">
 87         <div class="row">
 88           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/navigation.cshtml", espressoProductList )
 89           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/aside-content.cshtml", espressoProductList )
 90         </div>
 91       </div>
 92       @if ( espressoProductList.ShowExpandedGroupView == false )
 93       {
 94         <div class="@espressoProductList.FooterClasses">
 95           @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/footer.cshtml", espressoProductList )
 96         </div>
 97       }
 98 99       @RenderingService.Instance.SectionEnd()
100101       @RenderingService.Instance.PartialView( "ecom/productcatalog/partials/list/alcadon-category-content.cshtml", espressoProductList )
102103     </div>
104105     @RenderingService.Instance.SectionStart( new SectionSettings() )
106