diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index 26f9a555a..e8494b4a6 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -1,9 +1,9 @@
 <Project>
 
 	<PropertyGroup>
-		<PluginVersion>10.11.67</PluginVersion>
-		<ProPluginVersion>10.11.67</ProPluginVersion>
-		<DefaultVersion>10.11.67</DefaultVersion>
+		<PluginVersion>10.11.68</PluginVersion>
+		<ProPluginVersion>10.11.68</ProPluginVersion>
+		<DefaultVersion>10.11.68</DefaultVersion>
 		<AuthenticationVersion>10.11.6</AuthenticationVersion>
 		<SourceGeneratorVersion>10.11.6</SourceGeneratorVersion>
 		<NET8Version>8.0.20</NET8Version>
diff --git a/src/Plugin/ThingsGateway.Foundation.OpcUa/OpcUaMaster/OpcUaMaster.cs b/src/Plugin/ThingsGateway.Foundation.OpcUa/OpcUaMaster/OpcUaMaster.cs
index b632d1691..27cf31297 100644
--- a/src/Plugin/ThingsGateway.Foundation.OpcUa/OpcUaMaster/OpcUaMaster.cs
+++ b/src/Plugin/ThingsGateway.Foundation.OpcUa/OpcUaMaster/OpcUaMaster.cs
@@ -212,10 +212,13 @@ public class OpcUaMaster : IAsyncDisposable
     /// </summary>
     public ApplicationConfiguration AppConfig => m_configuration;
 
+
     /// <summary>
     /// 连接状态
     /// </summary>
-    public bool Connected => m_session?.Connected == true;
+    public bool Connected => m_session?.Connected == true && connected;
+
+    private bool connected = false;
 
     /// <summary>
     /// OpcUaMaster
@@ -403,11 +406,7 @@ public class OpcUaMaster : IAsyncDisposable
     public async Task DisconnectAsync()
     {
         await PrivateDisconnectAsync().ConfigureAwait(false);
-        // disconnect any existing session.
-        if (m_session != null)
-        {
-            m_session = null;
-        }
+
     }
 
     public async ValueTask DisposeAsync()
@@ -937,6 +936,7 @@ public class OpcUaMaster : IAsyncDisposable
             userIdentity,
             null, cancellationToken
             ).ConfigureAwait(false);
+            connected = true;
 
             m_session.KeepAliveInterval = OpcUaProperty.KeepAliveInterval == 0 ? 60000 : OpcUaProperty.KeepAliveInterval;
             m_session.KeepAlive += Session_KeepAlive;
@@ -958,6 +958,7 @@ public class OpcUaMaster : IAsyncDisposable
     {
         bool state = m_session?.Connected == true;
 
+        connected = false;
         if (m_reConnectHandler != null)
         {
             try { m_reConnectHandler.Dispose(); } catch { }
@@ -1353,6 +1354,8 @@ public class OpcUaMaster : IAsyncDisposable
     {
         try
         {
+            Log(2, null, "Reconnected : success");
+
             if (!Object.ReferenceEquals(sender, m_reConnectHandler))
             {
                 return;
@@ -1366,6 +1369,8 @@ public class OpcUaMaster : IAsyncDisposable
                 {
                     var session = m_session;
                     m_session = m_reConnectHandler.Session;
+                    connected = true;
+
                     Utils.SilentDispose(session);
                 }
             }
@@ -1393,6 +1398,8 @@ public class OpcUaMaster : IAsyncDisposable
 
             if (ServiceResult.IsBad(e.Status))
             {
+                connected = false;
+
                 if (m_reConnectHandler == null)
                 {
                     Log(3, null, "Reconnecting : {0}", e.Status.ToString());