diff --git a/HKCardOUT/ViewModels/RootViewModel.cs b/HKCardOUT/ViewModels/RootViewModel.cs
index b66823f..ac4d6bf 100644
--- a/HKCardOUT/ViewModels/RootViewModel.cs
+++ b/HKCardOUT/ViewModels/RootViewModel.cs
@@ -108,9 +108,7 @@ namespace HKCardOUT.ViewModels
                 DataBus.StoreInfo.Devices.ForEach(async item =>
                 {
                     if (!UHF_RS485_Helper.GetInstance().GetSerialPortState())
-                    {
-                        HandyControl.Controls.Growl.InfoGlobal("串口未链接");
-                    }
+                        return;
                     else
                     {
                         var x = await UHF_RS485_Helper.GetInstance().ReadCard(item.Address.AsInt());