An error occurred while attaching module (Dynamicweb.Frontend.Content)
System.ArgumentException: An item with the same key has already been added.
at System.ThrowHelper.ThrowArgumentException(ExceptionResource resource)
at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)
at Dynamicweb.Ecommerce.Products.GroupRelation.GetGroupRelationsByParentId(String theParentId)
at Dynamicweb.Ecommerce.Products.GroupService.GetSubgroups(Group group, Boolean showUnTranslated)
at Dynamicweb.Ecommerce.Frontend.Renderer.RenderGroup(Group group, Template template, Boolean renderSubGroups, RenderingContext renderingContext)
at Dynamicweb.Ecommerce.Frontend.Renderer.RenderGroups(IEnumerable`1 groups, Template parentTemplate, String loopName, RenderingContext renderingContext)
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, Lazy`1 categoryFieldSorting, Int32 orderLineOfProductCount, RenderingContext renderingContext, String unitId)
at Dynamicweb.Ecommerce.Frontend.Renderer.RenderProduct(Product product, Boolean extendedProperties, String unitId)
at Dynamicweb.Ecommerce.Frontend.Frontend.EcomRender()
at Dynamicweb.Ecommerce.Frontend.Frontend.GetContent()
at Dynamicweb.Frontend.Content.GetModuleOutput(Paragraph paragraph, PageView pageview)
System.ArgumentException: An item with the same key has already been added. at System.ThrowHelper.ThrowArgumentException(ExceptionResource resource) at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add) at Dynamicweb.Ecommerce.Products.GroupRelation.GetGroupRelationsByParentId(String theParentId) at Dynamicweb.Ecommerce.Products.GroupService.GetSubgroups(Group group, Boolean showUnTranslated) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderGroup(Group group, Template template, Boolean renderSubGroups, RenderingContext renderingContext) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderGroups(IEnumerable`1 groups, Template parentTemplate, String loopName, RenderingContext renderingContext) 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, Lazy`1 categoryFieldSorting, Int32 orderLineOfProductCount, RenderingContext renderingContext, String unitId) at Dynamicweb.Ecommerce.Frontend.Renderer.RenderProduct(Product product, Boolean extendedProperties, String unitId) at Dynamicweb.Ecommerce.Frontend.Frontend.EcomRender() at Dynamicweb.Ecommerce.Frontend.Frontend.GetContent() at Dynamicweb.Frontend.Content.GetModuleOutput(Paragraph paragraph, PageView pageview)