System.NullReferenceException: Object reference not set to an instance of an object.
   at Chainbox.Webshop.Website.Components.Pricing.JEFBCDutyCalculator.<>c__DisplayClass5_0.<MatchedRules>b__2(Object idObj) in /home/jenkins/agent/workspace/jef-webshop-v5-lts/Chainbox.Webshop.Website/Components/Pricing/JEFBCDutyCalculator.cs:line 80
   at System.Linq.Enumerable.SelectListIterator`2.MoveNext()
   at System.Collections.Generic.List`1.AddRange(IEnumerable`1 collection)
   at Chainbox.Webshop.Website.Components.Pricing.JEFBCDutyCalculator.MatchedRules(IEnumerable`1 allrules, ICustomerDTO c, IProductDTO p) in /home/jenkins/agent/workspace/jef-webshop-v5-lts/Chainbox.Webshop.Website/Components/Pricing/JEFBCDutyCalculator.cs:line 76
   at Chainbox.Webshop.Foundation.Factories.WebProductFactory.GetDutyList(IProductDTO prod, ICustomerDTO customer) in /_/Chainbox.Webshop.Foundation/Factories/WebProductFactory.cs:line 147
   at Chainbox.Webshop.Foundation.Factories.WebProductFactory.Create(IProductDTO prod, ICustomerDTO customer, CultureInfo culture, String language) in /_/Chainbox.Webshop.Foundation/Factories/WebProductFactory.cs:line 395
   at Chainbox.Webshop.Website.Controllers.Partials.ProductListPagedViewComponent.<>c__DisplayClass17_0.<InvokeAsync>b__7(IProductDTO x) in /home/jenkins/agent/workspace/jef-webshop-v5-lts/Chainbox.Webshop.Website/Controllers/Partials/ProductListingSurfaceController.cs:line 712
   at System.Linq.Enumerable.WhereSelectArrayIterator`2.ToList()
   at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
   at Chainbox.Webshop.Website.Controllers.Partials.ProductListPagedViewComponent.InvokeAsync(String categoryid) in /home/jenkins/agent/workspace/jef-webshop-v5-lts/Chainbox.Webshop.Website/Controllers/Partials/ProductListingSurfaceController.cs:line 710
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentInvoker.InvokeAsyncCore(ObjectMethodExecutor executor, Object component, ViewComponentContext context)
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentInvoker.InvokeAsync(ViewComponentContext context)
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentInvoker.InvokeAsync(ViewComponentContext context)
   at Microsoft.AspNetCore.Mvc.ViewComponents.DefaultViewComponentHelper.InvokeCoreAsync(ViewComponentDescriptor descriptor, Object arguments)
   at AspNetCoreGeneratedDocument.Views_Partials_grid_editors_cbx_template_items_render.ExecuteAsync() in /home/jenkins/agent/workspace/jef-webshop-v5-lts/Chainbox.Webshop.Website/Views/Partials/grid/editors/cbx.template.items.render.cshtml:line 32
   at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderPageCoreAsync(IRazorPage page, ViewContext context)
   at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderPageAsync(IRazorPage page, ViewContext context, Boolean invokeViewStarts)
   at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderAsync(ViewContext context)
   at Microsoft.AspNetCore.Mvc.ViewFeatures.HtmlHelper.RenderPartialCoreAsync(String partialViewName, Object model, ViewDataDictionary viewData, TextWriter writer)
   at Microsoft.AspNetCore.Mvc.ViewFeatures.HtmlHelper.PartialAsync(String partialViewName, Object model, ViewDataDictionary viewData)
   at AspNetCoreGeneratedDocument.Views_Partials_grid_editors_base.ExecuteAsync() in /home/jenkins/agent/workspace/jef-webshop-v5-lts/Chainbox.Webshop.Website/Views/Partials/grid/editors/base.cshtml:line 5