From d60b020ad2d93a1b14eacc85daed3cfb393fb42f Mon Sep 17 00:00:00 2001
From: DucDangAnh <ducdanganhit@gmail.com>
Date: Mon, 6 Jul 2020 15:05:38 +0700
Subject: [PATCH] Statistic - Check IsHandleCreated

---
 AIParkingApplication/Statistic.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/AIParkingApplication/Statistic.cs b/AIParkingApplication/Statistic.cs
index a3a0c86..d7b0985 100644
--- a/AIParkingApplication/Statistic.cs
+++ b/AIParkingApplication/Statistic.cs
@@ -32,7 +32,7 @@ namespace AIParkingApplication
         private async void GetDataUpdate()
         {
             ParkInfo parkInfo = await apiController.GetStatisticInfo();
-            if (parkInfo != null)
+            if (parkInfo != null && IsHandleCreated)
             {
                 lblSoLuongXeMay.UpdateLabel(parkInfo.NumberOfMoto.ToString());
                 lblSoLuongOto.UpdateLabel(parkInfo.NumberOfCar.ToString());