diff --git a/ChatController/ChatKlassen/Contact.cs b/ChatController/ChatKlassen/Contact.cs
index 3a0346b..b4995a0 100644
--- a/ChatController/ChatKlassen/Contact.cs
+++ b/ChatController/ChatKlassen/Contact.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Windows.Media;
+using ChatController.Core;
 using ChatController.LoginKlassen;
 using ChatController.Utilities;
 using Brush = System.Windows.Media.Brush;
@@ -46,8 +47,13 @@ namespace ChatController.ChatKlassen
             set
             {
                 _HasUnreadMessages = value;
-                    
-                if (_HasUnreadMessages)
+
+                var userId = OwnChatCache.GetInstance().LoggedOnUserId;
+                var rmUserId = ReceivedMessage?.UserId;
+
+                var isOwnMessage = rmUserId.HasValue && rmUserId.Value.Equals(userId);
+
+                if (_HasUnreadMessages && !isOwnMessage)
                 {
                     _Color = new BrushConverter().ConvertFromString("#ff5e00") as SolidColorBrush;
                 }
diff --git a/ChatController/ChatMainControl.xaml.cs b/ChatController/ChatMainControl.xaml.cs
index a358aa4..4276c6a 100644
--- a/ChatController/ChatMainControl.xaml.cs
+++ b/ChatController/ChatMainControl.xaml.cs
@@ -641,6 +641,8 @@ namespace ChatController
                 Chat.SendMessage(Chatbox.Text, CurrentContact.GroupId);
 
                 Chatbox.Text = string.Empty;
+
+                DoSynchro();
             }
         }
 
@@ -824,7 +826,7 @@ namespace ChatController
                                 }
                             }
 
-                            //Clientlist.Items.Refresh();
+                            Clientlist.Items.Refresh();
                             OnPropertyChanged(nameof(ChatMessages));
                             OnPropertyChanged(nameof(ContactList));
                         });
diff --git a/ChatController/Core/OwnChatCache.cs b/ChatController/Core/OwnChatCache.cs
index 1428052..4bccde0 100644
--- a/ChatController/Core/OwnChatCache.cs
+++ b/ChatController/Core/OwnChatCache.cs
@@ -6,6 +6,8 @@ namespace ChatController.Core
 {
     public class OwnChatCache
     {
+        public long? LoggedOnUserId { get; set; }
+
         private static readonly object _Lock = new object();
 
         // Key-> "group-127" oder "user-938"
diff --git a/ChatController/HauptKlassen/Chat.cs b/ChatController/HauptKlassen/Chat.cs
index d7c26be..d852898 100644
--- a/ChatController/HauptKlassen/Chat.cs
+++ b/ChatController/HauptKlassen/Chat.cs
@@ -3,7 +3,6 @@ using Newtonsoft.Json;
 using System;
 using System.Collections;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.Drawing;
 using System.Drawing.Imaging;
 using System.IO;
diff --git a/ChatController/HauptKlassen/Login.cs b/ChatController/HauptKlassen/Login.cs
index 1d3d890..e19baa9 100644
--- a/ChatController/HauptKlassen/Login.cs
+++ b/ChatController/HauptKlassen/Login.cs
@@ -5,6 +5,7 @@ using System.Linq;
 using System.Net;
 using System.Web;
 using System.Windows;
+using ChatController.Core;
 using ChatController.Data;
 using ChatController.LoginKlassen;
 using ChatController.Utilities;
@@ -431,6 +432,8 @@ namespace ChatController.HauptKlassen
 
                     _LoggedInUser = connectionData;
 
+                    OwnChatCache.GetInstance().LoggedOnUserId = _LoggedInUser.Response.User.Oid;
+
                     callback?.Invoke(true);
                 }
                 else
diff --git a/PrototypChat/.vs/PrototypChat/v16/.suo b/PrototypChat/.vs/PrototypChat/v16/.suo
index 98f684b..bf8b321 100644
Binary files a/PrototypChat/.vs/PrototypChat/v16/.suo and b/PrototypChat/.vs/PrototypChat/v16/.suo differ