From ac73d179cd1f031c19d159fb43b5c9aba8748fa5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20K=C3=B6pke?= <koepalex@xdigital.de>
Date: Mon, 11 May 2020 12:56:18 +0200
Subject: [PATCH] Fixed crash when monitor item same item (after disconnect and
 connect) (#972)

solves issue #968
---
 SampleApplications/Workshop/DataAccess/Client/MainForm.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/SampleApplications/Workshop/DataAccess/Client/MainForm.cs b/SampleApplications/Workshop/DataAccess/Client/MainForm.cs
index 9886c201aa..285dadc47c 100644
--- a/SampleApplications/Workshop/DataAccess/Client/MainForm.cs
+++ b/SampleApplications/Workshop/DataAccess/Client/MainForm.cs
@@ -107,6 +107,9 @@ namespace Quickstarts.DataAccessClient
             try
             {
                 ConnectServerCTRL.Disconnect();
+                m_subscription.Dispose();
+                m_subscription = null;
+                m_session = null;
             }
             catch (Exception exception)
             {