diff --git a/Rs.DeweyTester/Home.cs b/Rs.DeweyTester/Home.cs
index 55aabdc..72b83ff 100644
--- a/Rs.DeweyTester/Home.cs
+++ b/Rs.DeweyTester/Home.cs
@@ -254,6 +254,7 @@ namespace Rs.MotionPlat
                     DialogResult dr = Msg.ShowQuestion("Are you sure to exit login?");
                     if(dr== DialogResult.OK)
                     {
+                        DevLog.EventTracker(GlobalUser.UserName, -1, "", "LOGOUT");
                         GlobalUser.UserName = "";
                         btnPermission.ShowText=btnPermission.ShowText.Substring(0,btnPermission.ShowText.IndexOf("-"));
                     }