修复创客跨品牌换机wifi预扣款处理

Areas/Admin/Controllers/MainServer/SysToolsController.cs

@@ -2795,6 +2795,7 @@ namespace MySystem.Areas.Admin.Controllers
                 {
                     return "您输入的旧机SN不存在或者不在" + MakerCode + "名下";
                 }
+                int OldBuyUserId = oldpos.BuyUserId;
                 PosMachinesTwo newpos = db.PosMachinesTwo.FirstOrDefault(m => m.Id == newForSnNo.SnId && m.BindingState == 0 && m.ActivationState == 0 && m.BuyUserId == 0 && m.UserId == 0 && m.PreUserId == 0) ?? new PosMachinesTwo();
                 if (newpos.Id == 0)
                 {
@@ -3055,7 +3056,7 @@ namespace MySystem.Areas.Admin.Controllers
                     {
                         if(!Utils.Instance.IsWifi(newpos.BrandId))
                         {
-                            RedisDbconn.Instance.AddList("WifiWithholdBackQueue", "{\"UserId\":\"" + oldpos.BuyUserId + "\",\"SnNo\":\"" + oldpos.PosSn + "\"}");
+                            RedisDbconn.Instance.AddList("WifiWithholdBackQueue", "{\"UserId\":\"" + OldBuyUserId + "\",\"SnNo\":\"" + oldpos.PosSn + "\"}");
                         }
                         else
                         {
@@ -3071,7 +3072,7 @@ namespace MySystem.Areas.Admin.Controllers
                             }
                             else if(toCharge.Status == 1)
                             {
-                                RedisDbconn.Instance.AddList("WifiWithholdBackQueue", "{\"UserId\":\"" + oldpos.BuyUserId + "\",\"SnNo\":\"" + oldpos.PosSn + "\"}");
+                                RedisDbconn.Instance.AddList("WifiWithholdBackQueue", "{\"UserId\":\"" + OldBuyUserId + "\",\"SnNo\":\"" + oldpos.PosSn + "\"}");
 
                                 bool check = db.ToChargeBackRecord.Any(m => m.SeoDescription.Contains(newpos.PosSn) && (m.Status == 3 || m.Status == 0));
                                 if(!check)