diff --git a/UDPServer/Frm_Server.cs b/UDPServer/Frm_Server.cs
index a348054..1100856 100644
--- a/UDPServer/Frm_Server.cs
+++ b/UDPServer/Frm_Server.cs
@@ -15,7 +15,7 @@ namespace UDPServer
     public partial class Frm_Server : Form
     {
         UdpClient client;
-        IPEndPoint endpoint;
+        IPEndPoint endpoint = new IPEndPoint(IPAddress.Any, 0);
         Dictionary<string, IPEndPoint> userinfo = new Dictionary<string, IPEndPoint>();
         public Frm_Server()
         {
@@ -25,7 +25,6 @@ namespace UDPServer
         private void Frm_Server_Load(object sender, EventArgs e)
         {
             client = new UdpClient(new IPEndPoint(IPAddress.Any, 25433));
-            endpoint = new IPEndPoint(IPAddress.Any, 0);
             //启动客户端监听
             Thread t = new Thread(new ThreadStart(ClientThread));
             t.IsBackground = true;