System.NullReferenceException: Object reference not set to an instance of an object. at Chainbox.Webshop.Website.Components.Pricing.ScandinavianSouvenirUnicontaPriceCalculator.MatchedRules(IEnumerable`1 rules, ICustomerDTO customer, IProductDTO product) in /home/jenkins/agent/workspace/scandinavian-souvenir-webshop/Chainbox.Webshop.Website/Components/Pricing/ScandinavianSouvenirUnicontaPriceCalculator.cs:line 531 at Chainbox.Webshop.Website.Components.ProductRecommendations.ProductRecommendationsRepository.IncludeProduct(String id, IChainboxContextV2 chainboxContext) at Chainbox.Webshop.Website.Components.ProductRecommendations.ProductRecommendationsRepository.<>c__DisplayClass13_0.<GetRecommendations>b__4(BoughtTogetherProduct doc) in /home/jenkins/agent/workspace/scandinavian-souvenir-webshop/Chainbox.Webshop.Website/Components/ProductRecommendations/ProductRecommendationsRepository.cs:line 82 at System.Linq.Enumerable.WhereListIterator`1.MoveNext() at System.Linq.Enumerable.SelectManySingleSelectorIterator`2.MoveNext() at System.Linq.Lookup`2.Create(IEnumerable`1 source, Func`2 keySelector, IEqualityComparer`1 comparer) at System.Linq.GroupedEnumerable`2.GetEnumerator() at System.Linq.Enumerable.SelectEnumerableIterator`2.ToArray() at System.Linq.Buffer`1..ctor(IEnumerable`1 source) at System.Linq.OrderedEnumerable`1.GetEnumerator(Int32 minIdx, Int32 maxIdx)+MoveNext() at System.Linq.Enumerable.SelectIPartitionIterator`2.MoveNext() at System.Linq.Enumerable.<Any>g__WithEnumerator|36_0[TSource](IEnumerable`1 source) at Chainbox.Webshop.Website.Controllers.Partials.RecommendedProductsViewComponent.InvokeAsync() in /home/jenkins/agent/workspace/scandinavian-souvenir-webshop/Chainbox.Webshop.Website/Controllers/Partials/ProductSurfaceController.cs:line 781 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_Components_ProductTemplateRecommendedProducts_Default.ExecuteAsync() 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.ViewComponents.ViewViewComponentResult.ExecuteAsync(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/scandinavian-souvenir-webshop/Chainbox.Webshop.Website/Views/Partials/grid/editors/cbx.template.items.render.cshtml:line 33 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/scandinavian-souvenir-webshop/Chainbox.Webshop.Website/Views/Partials/grid/editors/base.cshtml:line 5