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 DataServicesFramework.LandJProduct.GetParent(Int32 parentID, SqlConnection conn) in C:\Projects-DevOps\BHC\VSS\BHC.WebFramework.root\DataServicesFramework\ProductLists.cs:line 28585 at DataServicesFramework.LandJProduct.ProductFromId(Int32 id, SqlConnection conn) in C:\Projects-DevOps\BHC\VSS\BHC.WebFramework.root\DataServicesFramework\ProductLists.cs:line 28554 at Catalog.ProductGalleryView(LandJProduct lp, SqlConnection conn, SelectedProductView ViewType) in e:\wwwroot\LandJ2018\Catalog.aspx.cs:line 661 at Catalog.FillGalleryView(LandJProduct lp, SqlConnection conn) in e:\wwwroot\LandJ2018\Catalog.aspx.cs:line 449 LandJ > extinguisher-parts