好哒品牌一个商户多个品牌问题

AppStart/Helper/SycnSpServer/SycnSpActiveService.cs

@@ -40,6 +40,10 @@ namespace MySystem
                     {
                         PxcModels.MachineForMerNo posFor = db.MachineForMerNo.FirstOrDefault(m => m.MerNo == act.MerNo) ?? new PxcModels.MachineForMerNo();
                         PxcModels.PosMachinesTwo pos = db.PosMachinesTwo.FirstOrDefault(m => m.Id == posFor.SnId);
+                        if(pos == null)
+                        {
+                            pos = db.PosMachinesTwo.FirstOrDefault(m => m.PosSn == act.SnNo);
+                        }
                         if (pos != null)
                         {
                             PxcModels.KqProducts kqproduct = db.KqProducts.FirstOrDefault(m => m.Id == pos.BrandId) ?? new PxcModels.KqProducts();