partial void DeleteCustom_Field_List_Item(Custom_Field_List_Item instance);
 partial void InsertCustom_Field_List_Item(Custom_Field_List_Item instance);
 partial void UpdateCustom_Field_List_Item(Custom_Field_List_Item instance);
		private void detach_Custom_Field_List_Items(Custom_Field_List_Item entity)
		{
			this.SendPropertyChanging();
			entity.Custom_Field = null;
		}