protected void lbtn_Property_Delete_Command(object sender, CommandEventArgs e) { if (!DataEval.IsEmptyQuery(e.CommandArgument.ToString())) { ProductVariantMgr myProductVariantMgr = new ProductVariantMgr(); // Remove Property and it's options myProductVariantMgr.Remove_Product_Variant_Property_Option_ByPropertyID(e.CommandArgument.ToString()); myProductVariantMgr.Remove_Product_Variant_Property(e.CommandArgument.ToString()); Control_Init(); } }