diff --git a/Assets/Scripts/App.cs b/Assets/Scripts/App.cs
index 7498350f..34ade531 100644
--- a/Assets/Scripts/App.cs
+++ b/Assets/Scripts/App.cs
@@ -100,6 +100,7 @@ public static class App
     public static float canvasWidth { get; set; }
     public static string WorkoutsUrl { get; internal set; }
     public static long delayTime { get; set; }
+    public static List<OnlineUser> userList = new List<OnlineUser>();
 
     static App()
     {
diff --git a/Assets/Scripts/Scenes/Ride/Network/IService.cs b/Assets/Scripts/Scenes/Ride/Network/IService.cs
index 3b561128..00ab607c 100644
--- a/Assets/Scripts/Scenes/Ride/Network/IService.cs
+++ b/Assets/Scripts/Scenes/Ride/Network/IService.cs
@@ -13,6 +13,8 @@ namespace Assets.Scenes.Ride.Scripts.Network
 
         void Send(byte[] dgram, int bytes);
 
+        void Disconnect();
+
         void Close();
     }
 }
diff --git a/Assets/Scripts/Scenes/Ride/Network/MapUDPService.cs b/Assets/Scripts/Scenes/Ride/Network/MapUDPService.cs
index a7696d2c..00950195 100644
--- a/Assets/Scripts/Scenes/Ride/Network/MapUDPService.cs
+++ b/Assets/Scripts/Scenes/Ride/Network/MapUDPService.cs
@@ -90,10 +90,17 @@ namespace Assets.Scenes.Ride.Scripts
         {
             var now = DateTime.Now;
             //超过一秒没有收到消息
+            Console.WriteLine($"Heartbeat_Elapsed{(now - LastActiveTime).TotalSeconds}");
             if ((now - LastActiveTime).TotalSeconds > 1)
             {
                 onlineUserHelper.SetOnlineUser(new List<ReceiveMsgModel>());
             }
+            //超过5s没收到消息断开重连一次
+            if ((now - LastActiveTime).TotalSeconds > 5)
+            {
+                LastActiveTime = now;
+                _udpService.Disconnect();
+            }
             if (now.Second % 20 == 0)
             {
                 //LastActiveTime = now;
@@ -386,9 +393,26 @@ namespace Assets.Scenes.Ride.Scripts
                     var ids = msgs.Where(m => onlineUsers.All(u => u.Id != m.MemberId)).Select(m => m.MemberId);
                     if (ids.Any())
                     {
-                        MapApi api = new MapApi();
-                        var rangeUser = api.GetOnlineUserInfo(ids).data;
-                        onlineUsers.AddRange(rangeUser);
+                        List<int> notCachedIds = new List<int>();
+                        foreach (var userId in ids)
+                        {
+                            var user = App.userList.Where(c => c.Id == userId).FirstOrDefault();
+                            if (user != null)
+                            {
+                                onlineUsers.Add(user);
+                            }
+                            else
+                            {
+                                notCachedIds.Add(userId);
+                            }
+                        }
+
+                        if (notCachedIds.Count > 0)
+                        {
+                            var rangeUser = ConfigHelper.mapApi.GetOnlineUserInfo(ids).data;
+                            onlineUsers.AddRange(rangeUser);
+                            App.userList.AddRange(rangeUser);
+                        }
                     }
                     foreach (var user in onlineUsers)
                     {
@@ -429,11 +453,11 @@ namespace Assets.Scenes.Ride.Scripts
                     }
                     onlineUsers.RemoveAll(u => u.IsLost);
                 }
-                catch (Exception)
+                catch (Exception ex)
                 {
-#if DEBUG
-                    throw;
-#endif
+                    Thread.Sleep(3000);
+                    Debug.WriteLine(ex.Message);
+                    //throw;
                     //return new List<OnlineUser>();
                 }
             }
diff --git a/Assets/Scripts/Scenes/Ride/Network/TcpService1.cs b/Assets/Scripts/Scenes/Ride/Network/TcpService1.cs
index 558dcbc3..e1aa3237 100644
--- a/Assets/Scripts/Scenes/Ride/Network/TcpService1.cs
+++ b/Assets/Scripts/Scenes/Ride/Network/TcpService1.cs
@@ -11,6 +11,7 @@ using System.Net.Sockets;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
+using NetCoreServer;
 
 namespace Assets.Scenes.Ride.Scripts.Network
 {
@@ -47,15 +48,41 @@ namespace Assets.Scenes.Ride.Scripts.Network
             //_tcpClient.WriteLine(System.Text.Encoding.ASCII.GetString(dgram));
             var txt = System.Text.Encoding.ASCII.GetString(dgram);
             //Debug.WriteLine("发送："+txt);
-            _tcpClient.Send(txt);
+            try
+            {
+                _tcpClient.SendAsync(txt);
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
+        }
+
+        public void Disconnect()
+        {
+            try
+            {
+                _tcpClient.DisconnectAsync();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
         }
 
         public void Close()
         {
-            isExit = true;
-            _tcpClient.DisconnectAndStop();
+            try
+            {
+                isExit = true;
+                _tcpClient.DisconnectAndStop();
 
-            _tcpClient = null;
+                _tcpClient = null;
+            }
+            catch(Exception e)
+            {
+                Console.WriteLine(e);
+            }      
         }
 
 
@@ -87,7 +114,7 @@ namespace Assets.Scenes.Ride.Scripts.Network
             protected override void OnDisconnected()
             {
                 //base.OnDisconnected();
-                Debug.WriteLine("tcp断线，3秒后重连");
+                Console.WriteLine("tcp断线，3秒后重连");
                 Thread.Sleep(3000);
 
                 if (!_stop)
@@ -172,10 +199,10 @@ namespace Assets.Scenes.Ride.Scripts.Network
                 //Debug.WriteLine("收到：" + returnData+"\r\n");
                 //System.IO.File.AppendAllText(System.Environment.CurrentDirectory + "接收到的数据.txt", returnData.Trim().Replace("\0", "")+"\r\n", Encoding.UTF8);
             }
-
             protected override void OnError(SocketError error)
             {
                 //base.OnError(error);
+                Console.WriteLine("出错后重启");
                 Debug.WriteLine(error);
             }
         }
diff --git a/Assets/Scripts/Scenes/Ride/Network/UdpService.cs b/Assets/Scripts/Scenes/Ride/Network/UdpService.cs
index b6df94f9..b57c93d2 100644
--- a/Assets/Scripts/Scenes/Ride/Network/UdpService.cs
+++ b/Assets/Scripts/Scenes/Ride/Network/UdpService.cs
@@ -84,6 +84,10 @@ namespace Assets.Scenes.Ride.Scripts.Network
             udpClient?.Send(dgram, bytes);
         }
 
+        public void Disconnect()
+        {
+        }
+
         public void Close()
         {
             isExit = true;