diff --git a/Ooui/UI.cs b/Ooui/UI.cs
index 3071a18..add80c6 100644
--- a/Ooui/UI.cs
+++ b/Ooui/UI.cs
@@ -530,7 +530,7 @@ namespace Ooui
             // Create a new session and let it handle everything from here
             //
             try {
-                var session = new WebSocketSession (element, disposeElementWhenDone, w, h, Error, serverToken);
+                var session = new WebSocketSession (this,element, disposeElementWhenDone, w, h, Error, serverToken);
                 listenerContext.StartWebSocketConnection(session.Opened,
                                                          session.Arrived,
                                                          session.Closed);            }
diff --git a/Ooui/WebSocketSession.cs b/Ooui/WebSocketSession.cs
index 4abb22d..e4fca77 100644
--- a/Ooui/WebSocketSession.cs
+++ b/Ooui/WebSocketSession.cs
@@ -24,11 +24,11 @@ namespace Ooui
         DateTime lastTransmitTime = DateTime.MinValue;
         readonly TimeSpan throttleInterval = TimeSpan.FromSeconds (1.0 / UI.MaxFps);
 
-        public WebSocketSession (Element element, bool disposeElementAfterSession, double initialWidth, double initialHeight, Action<string, Exception> errorLogger, CancellationToken serverToken)
+        public WebSocketSession (UI ui,Element element, bool disposeElementAfterSession, double initialWidth, double initialHeight, Action<string, Exception> errorLogger, CancellationToken serverToken)
             : base (element, disposeElementAfterSession, initialWidth, initialHeight, errorLogger)
         {
             
-
+            this.ui = ui;
             //
             // Create a new session cancellation token that will trigger
             // automatically if the server shutsdown or the session shutsdown.
@@ -110,6 +110,19 @@ namespace Ooui
                 }
                
             }
+            catch ( System.AggregateException ex)
+            {
+                if(ex.ToString().Replace(" ","").ToLower().Contains("mutexisnotowned"))
+                {
+                    if(ui.Verbose)
+                   Console.WriteLine("Mutex is not owned error, continue going"); 
+                }else{
+                    Error ("Failed to send queued messages, aborting session", ex);
+                element.MessageSent -= handleElementMessageSent;
+                sessionCts.Cancel ();
+                }
+                _=ex;
+            }
             catch (Exception ex) {
                 Error ("Failed to send queued messages, aborting session", ex);
                 element.MessageSent -= handleElementMessageSent;
@@ -122,6 +135,7 @@ namespace Ooui
             sendMsg = arg1;
             Init();
         }
+        internal UI ui;
 
         internal void Arrived(WebSocketMessage obj)
         {