System.NullReferenceException: Object reference not set to an instance of an object. at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add) at Dynamicweb.Ecommerce.International.Currency.Format(Double value, Boolean showSymbol) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderCustomField(ProductFieldValue customFieldValue, Template customFieldTemplate, String prefix, Boolean isLoop) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderCustomProductField(Product product, Template template) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderProduct(Product product, Boolean extendedProperties, Template template, Int32 loopCounter, Boolean renderRelated, String productUrl, Int32 quantity, Int32 wishListId, Boolean renderPublicList, Boolean isRecursiveCall, Int32 orderLineOfProductCount) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderProducts(ProductCollection products, Template parentTemplate, String loopName, Int32 loopCounter, Boolean renderRelatedProducts, Boolean renderRelatedLists, Boolean isRecursive) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderProducts(ProductCollection products, Template parentTemplate) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderProducts(ProductCollection products) at Dynamicweb.Ecommerce.Frontend.Frontend.ListProducts(ProductCollection products, String groupsIdent, Boolean hasBeenSorted) at Dynamicweb.Ecommerce.Frontend.Frontend.GetProductsFromIndexQuery()