修复问题

AppStart/Helper/SycnSpServer/SycnSpActiveService.cs

@@ -40,7 +40,7 @@ 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)
+                        if(pos.BrandId == 18 || pos.BrandId == 19 || pos.BrandId == 20 || pos.BrandId == 21)
                         {
                             pos = db.PosMachinesTwo.FirstOrDefault(m => m.PosSn == act.SnNo);
                         }